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-rw-r--r--meta/recipes-devtools/binutils/binutils/CVE-2022-38533.patch37
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 @@
1From ef186fe54aa6d281a3ff8a9528417e5cc614c797 Mon Sep 17 00:00:00 2001
2From: Alan Modra <amodra@gmail.com>
3Date: Sat, 13 Aug 2022 15:32:47 +0930
4Subject: [PATCH] PR29482 - strip: heap-buffer-overflow
5
6 PR 29482
7 * coffcode.h (coff_set_section_contents): Sanity check _LIB.
8
9CVE: CVE-2022-38533
10Upstream-Status: Backport [https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=ef186fe54aa6d281a3ff8a9528417e5cc614c797]
11
12Signed-off-by: Florin Diaconescu <florin.diaconescu009@gmail.com>
13
14---
15 bfd/coffcode.h | 7 +++++--
16 1 file changed, 5 insertions(+), 2 deletions(-)
17
18diff --git a/bfd/coffcode.h b/bfd/coffcode.h
19index dec2e9c6370..75c18d88602 100644
20--- a/bfd/coffcode.h
21+++ b/bfd/coffcode.h
22@@ -4170,10 +4170,13 @@ coff_set_section_contents (bfd * abfd,
23
24 rec = (bfd_byte *) location;
25 recend = rec + count;
26- while (rec < recend)
27+ while (recend - rec >= 4)
28 {
29+ size_t len = bfd_get_32 (abfd, rec);
30+ if (len == 0 || len > (size_t) (recend - rec) / 4)
31+ break;
32+ rec += len * 4;
33 ++section->lma;
34- rec += bfd_get_32 (abfd, rec) * 4;
35 }
36
37 BFD_ASSERT (rec == recend);