Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=blobdiff;f=bfd/elf.c;h=185028cbd97ae0901c4276c8a4787b12bb75875a;hp=027d01437352555bc4ac0717cb0486c751a7775d;hb=c22d38baefc5a7a1e1f5cdc9dbb556b1f0ec5c57;hpb=f2f9bde5cde7ff34ed0a4c4682a211d402aa1086]
Signed-off-by: Deepthi Hemraj <[email protected]> --- .../binutils/binutils-2.40.inc | 1 + .../binutils/0017-CVE-2023-1972.patch | 40 +++++++++++++++++++ 2 files changed, 41 insertions(+) create mode 100644 meta/recipes-devtools/binutils/binutils/0017-CVE-2023-1972.patch diff --git a/meta/recipes-devtools/binutils/binutils-2.40.inc b/meta/recipes-devtools/binutils/binutils-2.40.inc index 93631ca3d7..9df8715074 100644 --- a/meta/recipes-devtools/binutils/binutils-2.40.inc +++ b/meta/recipes-devtools/binutils/binutils-2.40.inc @@ -35,5 +35,6 @@ SRC_URI = "\ file://0014-configure-remove-dependencies-on-gmp-and-mpfr-when-g.patch \ file://0015-Remove-duplicate-pe-dll.o-entry-deom-targ_extra_ofil.patch \ file://0016-CVE-2023-25586.patch \ + file://0017-CVE-2023-1972.patch \ " S = "${WORKDIR}/git" diff --git a/meta/recipes-devtools/binutils/binutils/0017-CVE-2023-1972.patch b/meta/recipes-devtools/binutils/binutils/0017-CVE-2023-1972.patch new file mode 100644 index 0000000000..6a84936730 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/0017-CVE-2023-1972.patch @@ -0,0 +1,40 @@ +From: Nick Clifton <[email protected]> +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 <[email protected]> +--- + +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; -- 2.34.1
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