glibc: Import patches from upstream

[people/mlorenz/ipfire-2.x.git] / src / patches / glibc-2.38 / 0025-Document-CVE-2023-4806-and-CVE-2023-5156-in-NEWS.patch

diff --git a/src/patches/glibc-2.38/0025-Document-CVE-2023-4806-and-CVE-2023-5156-in-NEWS.patch b/src/patches/glibc-2.38/0025-Document-CVE-2023-4806-and-CVE-2023-5156-in-NEWS.patch
new file mode 100644 (file)
index 0000000..82d061e
--- /dev/null
+++ b/src/patches/glibc-2.38/0025-Document-CVE-2023-4806-and-CVE-2023-5156-in-NEWS.patch
@@ -0,0 +1,36 @@
+From f6445dc94da185b3d1ee283f0ca0a34c4e1986cc Mon Sep 17 00:00:00 2001
+From: Siddhesh Poyarekar <siddhesh@sourceware.org>
+Date: Tue, 26 Sep 2023 07:38:07 -0400
+Subject: [PATCH 25/27] Document CVE-2023-4806 and CVE-2023-5156 in NEWS
+
+These are tracked in BZ #30884 and BZ #30843.
+
+Signed-off-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
+(cherry picked from commit fd134feba35fa839018965733b34d28a09a075dd)
+---
+ NEWS | 9 +++++++++
+ 1 file changed, 9 insertions(+)
+
+diff --git a/NEWS b/NEWS
+index dfee278a9c..f1b1b0a3b4 100644
+--- a/NEWS
++++ b/NEWS
+@@ -15,6 +15,15 @@ Security related changes:
+   2048 bytes, getaddrinfo may potentially disclose stack contents via
+   the returned address data, or crash.
+ 
++  CVE-2023-4806: When an NSS plugin only implements the
++  _gethostbyname2_r and _getcanonname_r callbacks, getaddrinfo could use
++  memory that was freed during buffer resizing, potentially causing a
++  crash or read or write to arbitrary memory.
++
++  CVE-2023-5156: The fix for CVE-2023-4806 introduced a memory leak when
++  an application calls getaddrinfo for AF_INET6 with AI_CANONNAME,
++  AI_ALL and AI_V4MAPPED flags set.
++
+ The following bugs are resolved with this release:
+ 
+   [30723] posix_memalign repeatedly scans long bin lists
+-- 
+2.39.2
+