It is recommended that applications embedding the Python interpreter
for purposes other than executing a single script pass ``0`` as *updatepath*,
and update :data:`sys.path` themselves if desired.
- See `CVE-2008-5983 <https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5983>`_.
+ See :cve:`2008-5983`.
On versions before 3.1.3, you can achieve the same effect by manually
popping the first :data:`sys.path` element after having called
sys.path.append(os.path.abspath('tools/extensions'))
sys.path.append(os.path.abspath('includes'))
+from pyspecific import SOURCE_URI
+
# General configuration
# ---------------------
'pyspecific',
'sphinx.ext.coverage',
'sphinx.ext.doctest',
+ 'sphinx.ext.extlinks',
]
# Skip if downstream redistributors haven't installed it
r'https://unix.org/version2/whatsnew/lp64_wp.html',
]
+# Options for sphinx.ext.extlinks
+# -------------------------------
+
+# This config is a dictionary of external sites,
+# mapping unique short aliases to a base URL and a prefix.
+# https://www.sphinx-doc.org/en/master/usage/extensions/extlinks.html
+extlinks = {
+ "cve": ("https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-%s", "CVE-%s"),
+ "cwe": ("https://cwe.mitre.org/data/definitions/%s.html", "CWE-%s"),
+ "pypi": ("https://pypi.org/project/%s/", "%s"),
+ "source": (SOURCE_URI, "%s"),
+}
+extlinks_detect_hardcoded_links = True
# Options for extensions
# ----------------------
("ptys") instead of pipes. Or you can use a Python interface to Don Libes'
"expect" library. A Python extension that interfaces to expect is called
"expy" and available from https://expectpy.sourceforge.net. A pure Python
- solution that works like expect is `pexpect
- <https://pypi.org/project/pexpect/>`_.
+ solution that works like expect is :pypi:`pexpect`.
How do I access the serial (RS232) port?
For Win32, OSX, Linux, BSD, Jython, IronPython:
- https://pypi.org/project/pyserial/
+ :pypi:`pyserial`
For Unix, see a Usenet post by Mitch Chapman:
need to be sent to the terminal to produce the right output. curses
doesn't provide many user-interface concepts such as buttons, checkboxes,
or dialogs; if you need such features, consider a user interface library such as
-`Urwid <https://pypi.org/project/urwid/>`_.
+:pypi:`Urwid`.
The curses library was originally written for BSD Unix; the later System V
versions of Unix from AT&T added many enhancements and new functions. BSD curses
everything, though.
The Windows version of Python doesn't include the :mod:`curses`
-module. A ported version called `UniCurses
-<https://pypi.org/project/UniCurses>`_ is available.
+module. A ported version called :pypi:`UniCurses` is available.
The Python curses module
The C curses library offers only very simple input mechanisms. Python's
:mod:`curses` module adds a basic text-input widget. (Other libraries
-such as `Urwid <https://pypi.org/project/urwid/>`_ have more extensive
-collections of widgets.)
+such as :pypi:`Urwid` have more extensive collections of widgets.)
There are two methods for getting input from a window:
---------------------------------------------------------------
In a similar way to the above section, we can implement a listener and handler
-using `pynng <https://pypi.org/project/pynng/>`_, which is a Python binding to
+using :pypi:`pynng`, which is a Python binding to
`NNG <https://nng.nanomsg.org/>`_, billed as a spiritual successor to ZeroMQ.
The following snippets illustrate -- you can test them in an environment which has
``pynng`` installed. Just for variety, we present the listener first.
A question that comes up from time to time is about how to log to a GUI
application. The `Qt <https://www.qt.io/>`_ framework is a popular
-cross-platform UI framework with Python bindings using `PySide2
-<https://pypi.org/project/PySide2/>`_ or `PyQt5
-<https://pypi.org/project/PyQt5/>`_ libraries.
+cross-platform UI framework with Python bindings using :pypi:`PySide2`
+or :pypi:`PyQt5` libraries.
The following example shows how to log to a Qt GUI. This introduces a simple
``QtHandler`` class which takes a callable, which should be a slot in the main
The :class:`FieldStorage` class can typically be replaced with
:func:`urllib.parse.parse_qsl` for ``GET`` and ``HEAD`` requests,
and the :mod:`email.message` module or
- `multipart <https://pypi.org/project/multipart/>`_ for ``POST`` and ``PUT``.
+ :pypi:`multipart` for ``POST`` and ``PUT``.
Most :ref:`utility functions <functions-in-cgi-module>` have replacements.
--------------
It can be replaced with the functionality in the :mod:`email` package
(e.g. :class:`email.message.EmailMessage`/:class:`email.message.Message`)
which implements the same MIME RFCs, or with the
- `multipart <https://pypi.org/project/multipart/>`__ PyPI project.
+ :pypi:`multipart` PyPI project.
.. function:: parse_header(string)
and :mod:`stringprep`.
If you need the IDNA 2008 standard from :rfc:`5891` and :rfc:`5895`, use the
-third-party `idna module <https://pypi.org/project/idna/>`_.
+third-party :pypi:`idna` module.
These RFCs together define a protocol to support non-ASCII characters in domain
names. A domain name containing non-ASCII characters (such as
The :mod:`crypt` module is deprecated
(see :pep:`PEP 594 <594#crypt>` for details and alternatives).
The :mod:`hashlib` module is a potential replacement for certain use cases.
- The `passlib <https://pypi.org/project/passlib/>`_ package can replace all use cases of this module.
+ The :pypi:`passlib` package can replace all use cases of this module.
--------------
Package `dateutil <https://dateutil.readthedocs.io/en/stable/>`_
Third-party library with expanded time zone and parsing support.
- Package `DateType <https://pypi.org/project/datetype/>`_
+ Package :pypi:`DateType`
Third-party library that introduces distinct static types to e.g. allow
:term:`static type checkers <static type checker>`
to differentiate between naive and aware datetimes.
``importlib.metadata`` operates on third-party *distribution packages*
installed into Python's ``site-packages`` directory via tools such as
-`pip <https://pypi.org/project/pip/>`_.
+:pypi:`pip`.
Specifically, it works with distributions with discoverable
``dist-info`` or ``egg-info`` directories,
and metadata defined by the `Core metadata specifications <https://packaging.python.org/en/latest/specifications/core-metadata/#core-metadata>`_.
no parameters and always returned a dictionary of entry points, keyed
by group. With ``importlib_metadata`` 5.0 and Python 3.12,
``entry_points`` always returns an ``EntryPoints`` object. See
-`backports.entry_points_selectable <https://pypi.org/project/backports.entry-points-selectable>`_
+:pypi:`backports.entry_points_selectable`
for compatibility options.
recipes are being tested to see whether they prove their worth.
Substantially all of these recipes and many, many others can be installed from
-the `more-itertools project <https://pypi.org/project/more-itertools/>`_ found
+the :pypi:`more-itertools` project found
on the Python Package Index::
python -m pip install more-itertools
.. seealso::
- The third-party `regex <https://pypi.org/project/regex/>`_ module,
+ The third-party :pypi:`regex` module,
which has an API compatible with the standard library :mod:`re` module,
but offers additional functionality and a more thorough Unicode support.
.. note::
Applications should not
- `store passwords in a recoverable format <https://cwe.mitre.org/data/definitions/257.html>`_,
+ :cwe:`store passwords in a recoverable format <257>`,
whether plain text or encrypted. They should be salted and hashed
using a cryptographically strong one-way (irreversible) hash function.
have sub-quadratic complexity. Converting a large value such as ``int('1' *
500_000)`` can take over a second on a fast CPU.
-Limiting conversion size offers a practical way to avoid `CVE-2020-10735
-<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10735>`_.
+Limiting conversion size offers a practical way to avoid :cve:`2020-10735`.
The limit is applied to the number of digit characters in the input or output
string when a non-linear conversion algorithm would be involved. Underscores
.. seealso::
- The `Tomli-W package <https://pypi.org/project/tomli-w/>`__
+ The :pypi:`Tomli-W package <tomli-w>`
is a TOML writer that can be used in conjunction with this module,
providing a write API familiar to users of the standard library
:mod:`marshal` and :mod:`pickle` modules.
.. seealso::
- The `TOML Kit package <https://pypi.org/project/tomlkit/>`__
+ The :pypi:`TOML Kit package <tomlkit>`
is a style-preserving TOML library with both read and write capability.
It is a recommended replacement for this module for editing already
existing TOML files.
more advanced type hints.
New features are frequently added to the ``typing`` module.
-The `typing_extensions <https://pypi.org/project/typing-extensions/>`_ package
+The :pypi:`typing_extensions` package
provides backports of these new features to older versions of Python.
.. seealso::
used by many mocking frameworks.
There is a backport of :mod:`unittest.mock` for earlier versions of Python,
-available as `mock on PyPI <https://pypi.org/project/mock>`_.
+available as :pypi:`mock` on PyPI.
Quick Guide
so only those explicitly installed in the virtual environment are available.
When used from within a virtual environment, common installation tools such as
-`pip`_ will install Python packages into a virtual environment
+:pypi:`pip` will install Python packages into a virtual environment
without needing to be told to do so explicitly.
A virtual environment is (amongst other things):
This script is also available for download `online
<https://gist.github.com/vsajip/4673395>`_.
-
-
-.. _setuptools: https://pypi.org/project/setuptools/
-.. _pip: https://pypi.org/project/pip/
Expat needs to re-parse unfinished tokens; without the protection
introduced in Expat 2.6.0, this can lead to quadratic runtime that can
be used to cause denial of service in the application parsing XML.
- The issue is known as
- `CVE-2023-52425 <https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-52425>`_.
+ The issue is known as :cve:`2023-52425`.
-The documentation for `defusedxml`_ on PyPI has further information about
+The documentation for :pypi:`defusedxml` on PyPI has further information about
all known attack vectors with examples and references.
.. _defusedxml-package:
The :mod:`!defusedxml` Package
------------------------------
-`defusedxml`_ is a pure Python package with modified subclasses of all stdlib
+:pypi:`defusedxml` is a pure Python package with modified subclasses of all stdlib
XML parsers that prevent any potentially malicious operation. Use of this
package is recommended for any server code that parses untrusted XML data. The
package also ships with example exploits and extended documentation on more
XML exploits such as XPath injection.
-.. _defusedxml: https://pypi.org/project/defusedxml/
.. _Billion Laughs: https://en.wikipedia.org/wiki/Billion_laughs
.. _ZIP bomb: https://en.wikipedia.org/wiki/Zip_bomb
.. _DTD: https://en.wikipedia.org/wiki/Document_type_definition
Prior to 3.10, ``joinpath`` was undocumented and accepted
exactly one parameter.
-The `zipp <https://pypi.org/project/zipp>`_ project provides backports
+The :pypi:`zipp` project provides backports
of the latest path object functionality to older Pythons. Use
``zipp.Path`` in place of ``zipfile.Path`` for early access to
changes.
support the IANA time zone database as originally specified in :pep:`615`. By
default, :mod:`zoneinfo` uses the system's time zone data if available; if no
system time zone data is available, the library will fall back to using the
-first-party `tzdata`_ package available on PyPI.
+first-party :pypi:`tzdata` package available on PyPI.
.. seealso::
Provides the :class:`~datetime.time` and :class:`~datetime.datetime`
types with which the :class:`ZoneInfo` class is designed to be used.
- Package `tzdata`_
+ Package :pypi:`tzdata`
First-party package maintained by the CPython core developers to supply
time zone data via PyPI.
The ``zoneinfo`` module does not directly provide time zone data, and instead
pulls time zone information from the system time zone database or the
-first-party PyPI package `tzdata`_, if available. Some systems, including
+first-party PyPI package :pypi:`tzdata`, if available. Some systems, including
notably Windows systems, do not have an IANA database available, and so for
projects targeting cross-platform compatibility that require time zone data, it
is recommended to declare a dependency on tzdata. If neither system data nor
be filtered out, such as a relative path.
.. Links and references:
-
-.. _tzdata: https://pypi.org/project/tzdata/
from sphinx.locale import _ as sphinx_gettext
from sphinx.util import logging
from sphinx.util.docutils import SphinxDirective
-from sphinx.util.nodes import split_explicit_title
from sphinx.writers.text import TextWriter, TextTranslator
try:
ISSUE_URI = 'https://bugs.python.org/issue?@action=redirect&bpo=%s'
GH_ISSUE_URI = 'https://github.com/python/cpython/issues/%s'
+# Used in conf.py and updated here by python/release-tools/run_release.py
SOURCE_URI = 'https://github.com/python/cpython/tree/3.12/%s'
# monkey-patch reST parser to disable alphabetic and roman enumerated lists
std.token_re = re.compile(r'`((~?[\w-]*:)?\w+)`')
+
# Support for marking up and linking to bugs.python.org issues
def issue_role(typ, rawtext, text, lineno, inliner, options={}, content=[]):
return [refnode], []
-# Support for linking to Python source files easily
-
-def source_role(typ, rawtext, text, lineno, inliner, options={}, content=[]):
- has_t, title, target = split_explicit_title(text)
- title = utils.unescape(title)
- target = utils.unescape(target)
- refnode = nodes.reference(title, title, refuri=SOURCE_URI % target)
- return [refnode], []
-
-
# Support for marking up implementation details
class ImplementationDetail(Directive):
return platforms
-
# Support for documenting audit event
def audit_events_purge(app, env, docname):
def setup(app):
app.add_role('issue', issue_role)
app.add_role('gh', gh_issue_role)
- app.add_role('source', source_role)
app.add_directive('impl-detail', ImplementationDetail)
app.add_directive('availability', Availability)
app.add_directive('audit-event', AuditEvent)
*PyObjC* is a Python binding to Apple's Objective-C/Cocoa framework, which is
the foundation of most modern Mac development. Information on PyObjC is
-available from https://pypi.org/project/pyobjc/.
+available from :pypi:`pyobjc`.
The standard Python GUI toolkit is :mod:`tkinter`, based on the cross-platform
Tk toolkit (https://www.tcl.tk). An Aqua-native version of Tk is bundled with
A range of tools exist for converting your Python code into a standalone
distributable application:
-* `py2app <https://pypi.org/project/py2app/>`__: Supports creating macOS ``.app``
+* :pypi:`py2app`: Supports creating macOS ``.app``
bundles from a Python project.
* `Briefcase <https://briefcase.readthedocs.io>`__: Part of the `BeeWare Project
PyWin32
-------
-The `PyWin32 <https://pypi.org/project/pywin32>`_ module by Mark Hammond
+The :pypi:`PyWin32` module by Mark Hammond
is a collection of modules for advanced Windows-specific support. This includes
utilities for:
``PyRun_SimpleString("sys.path.pop(0)\n")`` afterwards to discard
the first ``sys.path`` component.
- Security issue reported as `CVE-2008-5983
- <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5983>`_;
+ Security issue reported as :cve:`2008-5983`;
discussed in :gh:`50003`, and fixed by Antoine Pitrou.
* The BerkeleyDB module now has a C API object, available as
new features were added. Most of these features were implemented
by Michael Foord, unless otherwise noted. The enhanced version of
the module is downloadable separately for use with Python versions 2.4 to 2.6,
-packaged as the :mod:`!unittest2` package, from
-https://pypi.org/project/unittest2.
+packaged as the :mod:`!unittest2` package, from :pypi:`unittest2`.
When used from the command line, the module can automatically discover
tests. It's not as fancy as `py.test <https://pytest.org>`__ or
whether the application should be using :c:func:`PySys_SetArgvEx`
with *updatepath* set to false.
- Security issue reported as `CVE-2008-5983
- <https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5983>`_;
+ Security issue reported as :cve:`2008-5983`;
discussed in :issue:`5753`, and fixed by Antoine Pitrou.
* New macros: the Python header files now define the following macros:
2 applications. (Contributed by Alex Gaynor; :issue:`21304`.)
* OpenSSL 1.0.1h was upgraded for the official Windows installers published on
- python.org. (contributed by Zachary Ware in :issue:`21671` for CVE-2014-0224)
+ python.org. (Contributed by Zachary Ware in :issue:`21671` for :cve:`2014-0224`.)
:pep:`466` related features added in Python 2.7.9:
(binary), 4, 8 (octal), 16 (hexadecimal), or 32 such as base 10 (decimal)
now raises a :exc:`ValueError` if the number of digits in string form is
above a limit to avoid potential denial of service attacks due to the
-algorithmic complexity. This is a mitigation for `CVE-2020-10735
-<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10735>`_.
+algorithmic complexity. This is a mitigation for :cve:`2020-10735`.
This limit can be configured or disabled by environment variable, command
line flag, or :mod:`sys` APIs. See the :ref:`integer string conversion
length limitation <int_max_str_digits>` documentation. The default limit
(binary), 4, 8 (octal), 16 (hexadecimal), or 32 such as base 10 (decimal)
now raises a :exc:`ValueError` if the number of digits in string form is
above a limit to avoid potential denial of service attacks due to the
- algorithmic complexity. This is a mitigation for `CVE-2020-10735
- <https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10735>`_.
+ algorithmic complexity. This is a mitigation for :cve:`2020-10735`.
This limit can be configured or disabled by environment variable, command
line flag, or :mod:`sys` APIs. See the :ref:`integer string conversion
length limitation <int_max_str_digits>` documentation. The default limit
(and corresponding :c:macro:`!EXPERIMENTAL_ISOLATED_SUBINTERPRETERS` macro)
have been removed.
-* `Pynche <https://pypi.org/project/pynche/>`_
+* :pypi:`Pynche`
--- The Pythonically Natural Color and Hue Editor --- has been moved out
of ``Tools/scripts`` and is `being developed independently
<https://gitlab.com/warsaw/pynche/-/tree/main>`_ from the Python source tree.
* The ``smtpd`` module has been removed according to the schedule in :pep:`594`,
having been deprecated in Python 3.4.7 and 3.5.4.
- Use aiosmtpd_ PyPI module or any other
+ Use the :pypi:`aiosmtpd` PyPI module or any other
:mod:`asyncio`-based server instead.
(Contributed by Oleg Iarygin in :gh:`93243`.)
-.. _aiosmtpd: https://pypi.org/project/aiosmtpd/
-
sqlite3
-------
instead, create a :class:`ssl.SSLContext` object and call its
:class:`ssl.SSLContext.wrap_socket` method. Any package that still uses
:func:`!ssl.wrap_socket` is broken and insecure. The function neither sends a
- SNI TLS extension nor validates server hostname. Code is subject to `CWE-295
- <https://cwe.mitre.org/data/definitions/295.html>`_: Improper Certificate
- Validation.
+ SNI TLS extension nor validates the server hostname. Code is subject to :cwe:`295`
+ (Improper Certificate Validation).
(Contributed by Victor Stinner in :gh:`94199`.)
unittest
* Remove the ``asyncore``-based ``smtpd`` module deprecated in Python 3.4.7
and 3.5.4. A recommended replacement is the
- :mod:`asyncio`-based aiosmtpd_ PyPI module.
+ :mod:`asyncio`-based :pypi:`aiosmtpd` PyPI module.
* :func:`shlex.split`: Passing ``None`` for *s* argument now raises an
exception, rather than reading :data:`sys.stdin`. The feature was deprecated
(Contributed by Yury Selivanov in :issue:`24184`.)
For earlier Python versions, a backport of the new ABCs is available in an
-external `PyPI package <https://pypi.org/project/backports_abc>`_.
+external :pypi:`PyPI package <backports_abc>`.
compileall
(binary), 4, 8 (octal), 16 (hexadecimal), or 32 such as base 10 (decimal)
now raises a :exc:`ValueError` if the number of digits in string form is
above a limit to avoid potential denial of service attacks due to the
-algorithmic complexity. This is a mitigation for `CVE-2020-10735
-<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10735>`_.
+algorithmic complexity. This is a mitigation for :cve:`2020-10735`.
This limit can be configured or disabled by environment variable, command
line flag, or :mod:`sys` APIs. See the :ref:`integer string conversion
length limitation <int_max_str_digits>` documentation. The default limit
(binary), 4, 8 (octal), 16 (hexadecimal), or 32 such as base 10 (decimal)
now raises a :exc:`ValueError` if the number of digits in string form is
above a limit to avoid potential denial of service attacks due to the
-algorithmic complexity. This is a mitigation for `CVE-2020-10735
-<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10735>`_.
+algorithmic complexity. This is a mitigation for :cve:`2020-10735`.
This limit can be configured or disabled by environment variable, command
line flag, or :mod:`sys` APIs. See the :ref:`integer string conversion
length limitation <int_max_str_digits>` documentation. The default limit
As a fall-back source of data for platforms that don't ship the IANA database,
-the |tzdata|_ module was released as a first-party package -- distributed via
+the :pypi:`tzdata` module was released as a first-party package -- distributed via
PyPI and maintained by the CPython core team.
-.. |tzdata| replace:: ``tzdata``
-.. _tzdata: https://pypi.org/project/tzdata/
-
.. seealso::
:pep:`615` -- Support for the IANA Time Zone Database in the Standard Library
(binary), 4, 8 (octal), 16 (hexadecimal), or 32 such as base 10 (decimal)
now raises a :exc:`ValueError` if the number of digits in string form is
above a limit to avoid potential denial of service attacks due to the
-algorithmic complexity. This is a mitigation for `CVE-2020-10735
-<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10735>`_.
+algorithmic complexity. This is a mitigation for :cve:`2020-10735`.
This limit can be configured or disabled by environment variable, command
line flag, or :mod:`sys` APIs. See the :ref:`integer string conversion
length limitation <int_max_str_digits>` documentation. The default limit
2.1.rst
2.0.rst
-The "Changelog" is an HTML version of the `file built
-<https://pypi.org/project/blurb>`_ from the contents of the
+The "Changelog" is an HTML version of the :pypi:`file built<blurb>`
+from the contents of the
:source:`Misc/NEWS.d` directory tree, which contains *all* nontrivial changes
to Python for the current version.
.. section: Security
Fixes ``python3x._pth`` being ignored on Windows, caused by the fix for
-:issue:`29778` (CVE-2020-15801).
+:issue:`29778` (:cve:`2020-15801`).
..
.. section: Security
Ensure :file:`python3.dll` is loaded from correct locations when Python is
-embedded (CVE-2020-15523).
+embedded (:cve:`2020-15523`).
..
.. section: Library
Avoid infinite loop when reading specially crafted TAR files using the
-tarfile module (CVE-2019-20907).
+tarfile module (:cve:`2019-20907`).
..
.. release date: 2021-04-05
.. section: Security
-CVE-2021-3426: Remove the ``getfile`` feature of the :mod:`pydoc` module
+:cve:`2021-3426`: Remove the ``getfile`` feature of the :mod:`pydoc` module
which could be abused to read arbitrary files on the disk (directory
traversal vulnerability). Moreover, even source code of Python modules can
contain sensitive data like passwords. Vulnerability reported by David
.. section: Security
Update the vendored copy of libexpat to 2.4.1 (from 2.2.8) to get the fix
-for the CVE-2013-0340 "Billion Laughs" vulnerability. This copy is most used
+for the :cve:`2013-0340` "Billion Laughs" vulnerability. This copy is most used
on Windows and macOS.
..
.. nonce: IB0XL4
.. section: Windows
-Update ``zlib`` to v1.2.12 to resolve CVE-2018-25032.
+Update ``zlib`` to v1.2.12 to resolve :cve:`2018-25032`.
..
.. nonce: SPrGS9
.. section: Windows
-Update bzip2 to 1.0.8 in Windows builds to mitigate CVE-2016-3189 and
-CVE-2019-12900
+Update bzip2 to 1.0.8 in Windows builds to mitigate :cve:`2016-3189` and
+:cve:`2019-12900`.
..
.. nonce: Ufd4tG
.. section: Windows
-Prevent CVE-2022-26488 by ensuring the Add to PATH option in the Windows
+Prevent :cve:`2022-26488` by ensuring the Add to PATH option in the Windows
installer uses the correct path when being repaired.
..
permissions restrict this to the *forkserver* process user as was the
default in Python 3.8 and earlier.
-This prevents Linux `CVE-2022-42919
-<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-42919>`_.
+This prevents Linux :cve:`2022-42919`.
..
instead, create a :class:`ssl.SSLContext` object and call its
:class:`ssl.SSLContext.wrap_socket` method. Any package that still uses
:func:`ssl.wrap_socket` is broken and insecure. The function neither sends a
-SNI TLS extension nor validates server hostname. Code is subject to `CWE-295
-<https://cwe.mitre.org/data/definitions/295.html>`_: Improper Certificate
-Validation. Patch by Victor Stinner.
+SNI TLS extension nor validates server hostname. Code is subject to :cwe:`295`
+Improper Certificate Validation. Patch by Victor Stinner.
..
.. section: Documentation
Deprecated tools ``make suspicious`` and ``rstlint.py`` are now removed.
-They have been replaced by `spinx-lint
-<https://pypi.org/project/sphinx-lint/>`_.
+They have been replaced by :pypi:`sphinx-lint`.
..
.. nonce: 0f6e_N
.. section: Windows
-Update Windows builds to zlib v1.2.13. v1.2.12 has CVE-2022-37434, but the
+Update Windows builds to zlib v1.2.13. v1.2.12 has :cve:`2022-37434`, but the
vulnerable ``inflateGetHeader`` API is not used by Python.
..
.. section: Security
Updated the OpenSSL version used in Windows and macOS binary release builds
-to 1.1.1t to address CVE-2023-0286, CVE-2022-4303, and CVE-2022-4303 per
+to 1.1.1t to address :cve:`2023-0286`, :cve:`2022-4303`, and :cve:`2022-4303` per
`the OpenSSL 2023-02-07 security advisory
<https://www.openssl.org/news/secadv/20230207.txt>`_.
:func:`urllib.parse.urlsplit` now strips leading C0 control and space
characters following the specification for URLs defined by WHATWG in
-response to CVE-2023-24329. Patch by Illia Volochii.
+response to :cve:`2023-24329`. Patch by Illia Volochii.
..
.. release date: 2023-07-11
.. section: Security
-CVE-2023-27043: Prevent :func:`email.utils.parseaddr` and
+:cve:`2023-27043`: Prevent :func:`email.utils.parseaddr` and
:func:`email.utils.getaddresses` from returning the realname portion of an
invalid RFC2822 email header in the email address portion of the 2-tuple
returned after being parsed by :class:`email._parseaddr.AddressList`.
a bypass of the TLS handshake and included protections (like certificate
verification) and treating sent unencrypted data as if it were
post-handshake TLS encrypted data. Security issue reported as
-`CVE-2023-40217
-<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-40217>`_ by Aapo
-Oksman. Patch by Gregory P. Smith.
+:cve:`2023-40217` by Aapo Oksman. Patch by Gregory P. Smith.
..
``extra_groups=[]`` was passed to :mod:`subprocess.Popen` or related APIs,
the underlying ``setgroups(0, NULL)`` system call to clear the groups list
would not be made in the child process prior to ``exec()``. This has been
-assigned CVE-2023-6507.
+assigned :cve:`2023-6507`.
This was identified via code inspection in the process of fixing the first
bug.
.. release date: 2024-04-09
.. section: Security
-Allow controlling Expat >=2.6.0 reparse deferral (CVE-2023-52425) by adding
+Allow controlling Expat >=2.6.0 reparse deferral (:cve:`2023-52425`) by adding
five new methods:
* :meth:`xml.etree.ElementTree.XMLParser.flush`
.. nonce: fb9a0R
.. section: Documentation
-Document CVE-2023-52425 of Expat <2.6.0 under "XML vulnerabilities".
+Document :cve:`2023-52425` of Expat <2.6.0 under "XML vulnerabilities".
..
.. section: Library
Add a default limit for the amount of data xmlrpclib.gzip_decode will
-return. This resolves CVE-2013-1753.
+return. This resolves :cve:`2013-1753`.
..
.. section: Library
Fix arbitrary memory access in JSONDecoder.raw_decode with a negative second
-parameter. Bug reported by Guido Vranken. (See also: CVE-2014-4616)
+parameter. Bug reported by Guido Vranken. (See also: :cve:`2014-4616`)
..
.. original section: Library
.. section: Security
-Update expat to 2.1.1, fixes CVE-2015-1283.
+Update expat to 2.1.1, fixes :cve:`2015-1283`.
..
.. original section: Library
.. section: Security
-Fix TLS stripping vulnerability in smtplib, CVE-2016-0772. Reported by Team
-Oststrom
+Fix TLS stripping vulnerability in smtplib, :cve:`2016-0772`. Reported by Team
+Oststrom.
..
.. section: Library
Remove 3DES from ssl module's default cipher list to counter measure sweet32
-attack (CVE-2016-2183).
+attack (:cve:`2016-2183`).
..
.. nonce: OnuO9s
.. section: Library
-Prevent HTTPoxy attack (CVE-2016-1000110). Ignore the HTTP_PROXY variable
+Prevent HTTPoxy attack (:cve:`2016-1000110`). Ignore the HTTP_PROXY variable
when REQUEST_METHOD environment is set, which indicates that the script is
in CGI mode.
.. section: Security
Upgrade expat copy from 2.2.0 to 2.2.1 to get fixes of multiple security
-vulnerabilities including: CVE-2017-9233 (External entity infinite loop
-DoS), CVE-2016-9063 (Integer overflow, re-fix), CVE-2016-0718 (Fix
-regression bugs from 2.2.0's fix to CVE-2016-0718) and CVE-2012-0876
-(Counter hash flooding with SipHash). Note: the CVE-2016-5300 (Use
+vulnerabilities including: :cve:`2017-9233` (External entity infinite loop
+DoS), :cve:`2016-9063` (Integer overflow, re-fix), :cve:`2016-0718` (Fix
+regression bugs from 2.2.0's fix to :cve:`2016-0718`) and :cve:`2012-0876`
+(Counter hash flooding with SipHash). Note: the :cve:`2016-5300` (Use
os-specific entropy sources like getrandom) doesn't impact Python, since Python
already gets entropy from the OS to set the expat secret using
``XML_SetHashSalt()``.
.. original section: Library
.. section: Security
-Update expat copy from 2.1.1 to 2.2.0 to get fixes of CVE-2016-0718 and
-CVE-2016-4472. See https://sourceforge.net/p/expat/bugs/537/ for more
+Update expat copy from 2.1.1 to 2.2.0 to get fixes of :cve:`2016-0718` and
+:cve:`2016-4472`. See https://sourceforge.net/p/expat/bugs/537/ for more
information.
..
.. nonce: Fd8kId
.. section: Security
-Fixed possible integer overflow in PyBytes_DecodeEscape, CVE-2017-1000158.
+Fixed possible integer overflow in PyBytes_DecodeEscape, :cve:`2017-1000158`.
Original patch by Jay Bosamiya; rebased to Python 3 by Miro Hrončok.
..
.. original section: Library
.. section: Security
-Update expat to 2.1.1, fixes CVE-2015-1283.
+Update expat to 2.1.1, fixes :cve:`2015-1283`.
..
.. original section: Library
.. section: Security
-Fix TLS stripping vulnerability in smtplib, CVE-2016-0772. Reported by Team
+Fix TLS stripping vulnerability in smtplib, :cve:`2016-0772`. Reported by Team
Oststrom.
..
.. nonce: OnuO9s
.. section: Library
-Prevent HTTPoxy attack (CVE-2016-1000110). Ignore the HTTP_PROXY variable
+Prevent HTTPoxy attack (:cve:`2016-1000110`). Ignore the HTTP_PROXY variable
when REQUEST_METHOD environment is set, which indicates that the script is
in CGI mode.
.. section: Library
Remove 3DES from ssl module's default cipher list to counter measure sweet32
-attack (CVE-2016-2183).
+attack (:cve:`2016-2183`).
..
.. original section: Library
.. section: Security
-Update expat copy from 2.1.1 to 2.2.0 to get fixes of CVE-2016-0718 and
-CVE-2016-4472. See https://sourceforge.net/p/expat/bugs/537/ for more
+Update expat copy from 2.1.1 to 2.2.0 to get fixes of :cve:`2016-0718` and
+:cve:`2016-4472`. See https://sourceforge.net/p/expat/bugs/537/ for more
information.
..
.. section: Security
Upgrade expat copy from 2.2.0 to 2.2.1 to get fixes of multiple security
-vulnerabilities including: CVE-2017-9233 (External entity infinite loop
-DoS), CVE-2016-9063 (Integer overflow, re-fix), CVE-2016-0718 (Fix
-regression bugs from 2.2.0's fix to CVE-2016-0718) and CVE-2012-0876
-(Counter hash flooding with SipHash). Note: the CVE-2016-5300 (Use
+vulnerabilities including: :cve:`2017-9233` (External entity infinite loop
+DoS), :cve:`2016-9063` (Integer overflow, re-fix), :cve:`2016-0718` (Fix
+regression bugs from 2.2.0's fix to :cve:`2016-0718`) and :cve:`2012-0876`
+(Counter hash flooding with SipHash). Note: the :cve:`2016-5300` (Use
os-specific entropy sources like getrandom) doesn't impact Python, since
Python already gets entropy from the OS to set the expat secret using
``XML_SetHashSalt()``.
Regexes in difflib and poplib were vulnerable to catastrophic backtracking.
These regexes formed potential DOS vectors (REDOS). They have been
-refactored. This resolves CVE-2018-1060 and CVE-2018-1061. Patch by Jamie
+refactored. This resolves :cve:`2018-1060` and :cve:`2018-1061`. Patch by Jamie
Davis.
..
.. section: Security
Upgrade expat copy from 2.2.0 to 2.2.1 to get fixes of multiple security
-vulnerabilities including: CVE-2017-9233 (External entity infinite loop
-DoS), CVE-2016-9063 (Integer overflow, re-fix), CVE-2016-0718 (Fix
-regression bugs from 2.2.0's fix to CVE-2016-0718) and CVE-2012-0876
-(Counter hash flooding with SipHash). Note: the CVE-2016-5300 (Use
+vulnerabilities including: :cve:`2017-9233` (External entity infinite loop
+DoS), :cve:`2016-9063` (Integer overflow, re-fix), :cve:`2016-0718` (Fix
+regression bugs from 2.2.0's fix to :cve:`2016-0718`) and :cve:`2012-0876`
+(Counter hash flooding with SipHash). Note: the :cve:`2016-5300` (Use
os-specific entropy sources like getrandom) doesn't impact Python, since Python
already gets entropy from the OS to set the expat secret using
``XML_SetHashSalt()``.
.. original section: Library
.. section: Security
-Update expat copy from 2.1.1 to 2.2.0 to get fixes of CVE-2016-0718 and
-CVE-2016-4472. See https://sourceforge.net/p/expat/bugs/537/ for more
+Update expat copy from 2.1.1 to 2.2.0 to get fixes of :cve:`2016-0718` and
+:cve:`2016-4472`. See https://sourceforge.net/p/expat/bugs/537/ for more
information.
..
.. release date: 2018-03-29
.. section: Security
-Harden ssl module against LibreSSL CVE-2018-8970.
+Harden ssl module against LibreSSL :cve:`2018-8970`.
X509_VERIFY_PARAM_set1_host() is called with an explicit namelen. A new test
ensures that NULL bytes are not allowed.
Regexes in difflib and poplib were vulnerable to catastrophic backtracking.
These regexes formed potential DOS vectors (REDOS). They have been
-refactored. This resolves CVE-2018-1060 and CVE-2018-1061. Patch by Jamie
+refactored. This resolves :cve:`2018-1060` and :cve:`2018-1061`. Patch by Jamie
Davis.
..
.. release date: 2019-02-03
.. section: Security
-[CVE-2019-5010] Fix a NULL pointer deref in ssl module. The cert parser did
+:cve:`2019-5010`: Fix a NULL pointer deref in ssl module. The cert parser did
not handle CRL distribution points with empty DP or URI correctly. A
malicious or buggy certificate can result into segfault. Vulnerability
(TALOS-2018-0758) reported by Colin Read and Nicolas Edet of Cisco.
.. nonce: Ua9jMv
.. section: Security
-CVE-2018-14647: The C accelerated _elementtree module now initializes hash
+:cve:`2018-14647`: The C accelerated _elementtree module now initializes hash
randomization salt from _Py_HashSecret instead of libexpat's default CSPRNG.
..
.. nonce: TzSN4x
.. section: Security
-Harden ssl module against LibreSSL CVE-2018-8970.
+Harden ssl module against LibreSSL :cve:`2018-8970`.
X509_VERIFY_PARAM_set1_host() is called with an explicit namelen. A new test
ensures that NULL bytes are not allowed.
Regexes in difflib and poplib were vulnerable to catastrophic backtracking.
These regexes formed potential DOS vectors (REDOS). They have been
-refactored. This resolves CVE-2018-1060 and CVE-2018-1061. Patch by Jamie
+refactored. This resolves :cve:`2018-1060` and :cve:`2018-1061`. Patch by Jamie
Davis.
..
.. nonce: 51E-DA
.. section: Security
-Address CVE-2019-9740 by disallowing URL paths with embedded whitespace or
+Address :cve:`2019-9740` by disallowing URL paths with embedded whitespace or
control characters through into the underlying http client request. Such
potentially malicious header injection URLs now cause an
http.client.InvalidURL exception to be raised.
.. release date: 2019-06-04
.. section: Security
-CVE-2019-9948: Avoid file reading by disallowing ``local-file://`` and
+:cve:`2019-9948`: Avoid file reading by disallowing ``local-file://`` and
``local_file://`` URL schemes in ``URLopener().open()`` and
``URLopener().retrieve()`` of :mod:`urllib.request`.
.. section: Security
Update vendorized expat library version to 2.2.8, which resolves
-CVE-2019-15903.
+:cve:`2019-15903`.
..
.. section: Security
Disallow control characters in hostnames in http.client, addressing
-CVE-2019-18348. Such potentially malicious header injection URLs now cause a
+:cve:`2019-18348`. Such potentially malicious header injection URLs now cause a
InvalidURL to be raised.
..
.. nonce: B299Yq
.. section: Security
-CVE-2020-8492: The :class:`~urllib.request.AbstractBasicAuthHandler` class
+:cve:`2020-8492`: The :class:`~urllib.request.AbstractBasicAuthHandler` class
of the :mod:`urllib.request` module uses an inefficient regular expression
which can be exploited by an attacker to cause a denial of service. Fix the
regex to prevent the catastrophic backtracking. Vulnerability reported by
projects / thirdparty / Python / cpython.git / commitdiff
