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binutils: Fix CVE-2025-7546

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Report corrupted group section instead of trying to recover.

CVE: CVE-2025-7546
Upstream-Status: Backport [https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=41461010eb7c79fee7a9d5f6209accdaac66cc6b]
PR  33050 [https://sourceware.org/bugzilla/show_bug.cgi?id=33050]

(From OE-Core rev: 5860b954681c37ac6685631cce439fd349093689)

Signed-off-by: Yash Shinde <Yash.Shinde@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
This commit is contained in:
Yash Shinde
2025-07-17 05:02:10 -07:00
committed by Steve Sakoman
parent 5a3578faec
commit 47c3b0bc3f
2 changed files with 45 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
meta/recipes-devtools/binutils/binutils-2.38.inc
View File

@@ -78,5 +78,6 @@ SRC_URI = "\
file://0040-CVE-2025-1182.patch \
file://0041-CVE-2025-5244.patch \
file://0042-CVE-2025-5245.patch \
file://0043-CVE-2025-7546.patch \
"
S = "${WORKDIR}/git"

44
meta/recipes-devtools/binutils/binutils/0043-CVE-2025-7546.patch Normal file
View File

@@ -0,0 +1,44 @@
From 41461010eb7c79fee7a9d5f6209accdaac66cc6b Mon Sep 17 00:00:00 2001
From: "H.J. Lu" <hjl.tools@gmail.com>
Date: Sat, 21 Jun 2025 06:52:00 +0800
Subject: [PATCH] elf: Report corrupted group section
Report corrupted group section instead of trying to recover.
PR binutils/33050
* elf.c (bfd_elf_set_group_contents): Report corrupted group
section.
Upstream-Status: Backport [https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=41461010eb7c79fee7a9d5f6209accdaac66cc6b]
CVE: CVE-2025-7546
Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
Signed-off-by: Yash Shinde <Yash.Shinde@windriver.com>
---
bfd/elf.c | 23 ++++++++++-------------
1 file changed, 10 insertions(+), 13 deletions(-)
diff --git a/bfd/elf.c b/bfd/elf.c
index 14ce15c7254..ee894eb05f2 100644
--- a/bfd/elf.c
+++ b/bfd/elf.c
@@ -3611,8 +3611,18 @@
break;
}
+ /* We should always get here with loc == sec->contents + 4. Return
+ an error for bogus SHT_GROUP sections. */
loc -= 4;
- BFD_ASSERT (loc == sec->contents);
+ if (loc != sec->contents)
+ {
+ /* xgettext:c-format */
+ _bfd_error_handler (_("%pB: corrupted group section: `%pA'"),
+ abfd, sec);
+ bfd_set_error (bfd_error_bad_value);
+ *failedptr = true;
+ return;
+ }
H_PUT_32 (abfd, sec->flags & SEC_LINK_ONCE ? GRP_COMDAT : 0, loc);
}