From: Deepthi Hemraj <deepadeepthi98@gmail.com>
Date: Thu, 4 May 2023 12:01:09 +0000 (+0530)
Subject: binutils : Fix CVE-2023-1972
X-Git-Tag: 2022-04.10-kirkstone~22
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d46891efa23932a048f7cc4d82c6387e03262f76;p=thirdparty%2Fopenembedded%2Fopenembedded-core.git

binutils : Fix CVE-2023-1972

Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff_plain;h=c22d38baefc5a7a1e1f5cdc9dbb556b1f0ec5c57]

Signed-off-by: Deepthi Hemraj <deepadeepthi98@gmail.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
---

diff --git a/meta/recipes-devtools/binutils/binutils-2.38.inc b/meta/recipes-devtools/binutils/binutils-2.38.inc
index 408b5036449..1ea17990c8f 100644
--- a/meta/recipes-devtools/binutils/binutils-2.38.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.38.inc
@@ -54,5 +54,6 @@ SRC_URI = "\
      file://0022-CVE-2023-25584-2.patch \
      file://0022-CVE-2023-25584-3.patch \
      file://0023-CVE-2023-25585.patch \
+     file://0026-CVE-2023-1972.patch \
 "
 S  = "${WORKDIR}/git"
diff --git a/meta/recipes-devtools/binutils/binutils/0026-CVE-2023-1972.patch b/meta/recipes-devtools/binutils/binutils/0026-CVE-2023-1972.patch
new file mode 100644
index 00000000000..f86adad217d
--- /dev/null
+++ b/meta/recipes-devtools/binutils/binutils/0026-CVE-2023-1972.patch
@@ -0,0 +1,41 @@
+From: Nick Clifton <nickc@redhat.com>
+Date: Thu, 30 Mar 2023 09:10:09 +0000 (+0100)
+Subject: Fix an illegal memory access when an accessing a zer0-lengthverdef table.
+X-Git-Url: https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff_plain;h=c22d38baefc5a7a1e1f5cdc9dbb556b1f0ec5c57
+
+Fix an illegal memory access when an accessing a zer0-lengthverdef table.
+
+  PR 30285
+  * elf.c (_bfd_elf_slurp_version_tables): Fail if no version definitions are allocated.
+
+Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff_plain;h=c22d38baefc5a7a1e1f5cdc9dbb556b1f0ec5c57]
+
+CVE: CVE-2023-1972
+
+Signed-off-by: Deepthi Hemraj <Deepthi.Hemraj@windriver.com>
+
+---
+
+diff --git a/bfd/elf.c b/bfd/elf.c
+index 027d0143735..185028cbd97 100644
+--- a/bfd/elf.c
++++ b/bfd/elf.c
+@@ -9030,6 +9030,9 @@ _bfd_elf_slurp_version_tables (bfd *abfd, bool default_imported_symver)
+	  bfd_set_error (bfd_error_file_too_big);
+	  goto error_return_verdef;
+	}
++
++      if (amt == 0)
++	goto error_return_verdef;
+       elf_tdata (abfd)->verdef = (Elf_Internal_Verdef *) bfd_zalloc (abfd, amt);
+       if (elf_tdata (abfd)->verdef == NULL)
+	goto error_return_verdef;
+@@ -9133,6 +9136,8 @@ _bfd_elf_slurp_version_tables (bfd *abfd, bool default_imported_symver)
+	  bfd_set_error (bfd_error_file_too_big);
+	  goto error_return;
+	}
++      if (amt == 0)
++	goto error_return;
+       elf_tdata (abfd)->verdef = (Elf_Internal_Verdef *) bfd_zalloc (abfd, amt);
+       if (elf_tdata (abfd)->verdef == NULL)
+	goto error_return;