diff options
Diffstat (limited to 'meta/recipes-devtools/binutils/binutils/CVE-2022-38533.patch')
| -rw-r--r-- | meta/recipes-devtools/binutils/binutils/CVE-2022-38533.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2022-38533.patch b/meta/recipes-devtools/binutils/binutils/CVE-2022-38533.patch new file mode 100644 index 0000000000..102d65f8a6 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2022-38533.patch @@ -0,0 +1,37 @@ +From ef186fe54aa6d281a3ff8a9528417e5cc614c797 Mon Sep 17 00:00:00 2001 +From: Alan Modra <amodra@gmail.com> +Date: Sat, 13 Aug 2022 15:32:47 +0930 +Subject: [PATCH] PR29482 - strip: heap-buffer-overflow + + PR 29482 + * coffcode.h (coff_set_section_contents): Sanity check _LIB. + +CVE: CVE-2022-38533 +Upstream-Status: Backport [https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=ef186fe54aa6d281a3ff8a9528417e5cc614c797] + +Signed-off-by: Florin Diaconescu <florin.diaconescu009@gmail.com> + +--- + bfd/coffcode.h | 7 +++++-- + 1 file changed, 5 insertions(+), 2 deletions(-) + +diff --git a/bfd/coffcode.h b/bfd/coffcode.h +index dec2e9c6370..75c18d88602 100644 +--- a/bfd/coffcode.h ++++ b/bfd/coffcode.h +@@ -4170,10 +4170,13 @@ coff_set_section_contents (bfd * abfd, + + rec = (bfd_byte *) location; + recend = rec + count; +- while (rec < recend) ++ while (recend - rec >= 4) + { ++ size_t len = bfd_get_32 (abfd, rec); ++ if (len == 0 || len > (size_t) (recend - rec) / 4) ++ break; ++ rec += len * 4; + ++section->lma; +- rec += bfd_get_32 (abfd, rec) * 4; + } + + BFD_ASSERT (rec == recend); |