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binutils: Fix CVE-2025-5245

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PR32829, SEGV on objdump function debug_type_samep
u.kenum is always non-NULL, see debug_make_enum_type.

Backport a patch from upstream to fix CVE-2025-5245
Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=patch;h=6c3458a8b7ee7d39f070c7b2350851cb2110c65a]

(From OE-Core rev: ad946d34d1a4536b0431cb74ce29b47a0367b0ae)

Signed-off-by: Deepesh Varatharajan <Deepesh.Varatharajan@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
This commit is contained in:
Deepesh Varatharajan 2025-07-16 02:41:52 -07:00 committed by Steve Sakoman
parent 16846fdc25
commit 648f6d1fdd
2 changed files with 39 additions and 0 deletions
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1
meta/recipes-devtools/binutils/binutils-2.44.inc
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@ -42,5 +42,6 @@ SRC_URI = "\
file://0017-CVE-2025-1181-2.patch \
file://0016-CVE-2025-5244.patch \
file://0016-CVE-2025-3198.patch \
file://0018-CVE-2025-5245.patch \
"
S = "${WORKDIR}/git"

38
meta/recipes-devtools/binutils/binutils/0018-CVE-2025-5245.patch Normal file
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@ -0,0 +1,38 @@
From: Alan Modra <amodra@gmail.com>
Date: Tue, 1 Apr 2025 22:36:54 +1030
PR32829, SEGV on objdump function debug_type_samep
u.kenum is always non-NULL, see debug_make_enum_type.
Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff;h=6c3458a8b7ee7d39f070c7b2350851cb2110c65a]
CVE: CVE-2025-5245
Signed-off-by: Deepesh Varatharajan <Deepesh.Varatharajan@windriver.com>
diff --git a/binutils/debug.c b/binutils/debug.c
index dcc8ccde..465b18e7 100644
--- a/binutils/debug.c
+++ b/binutils/debug.c
@@ -2554,9 +2554,6 @@ debug_write_type (struct debug_handle *info,
case DEBUG_KIND_UNION_CLASS:
return debug_write_class_type (info, fns, fhandle, type, tag);
case DEBUG_KIND_ENUM:
- if (type->u.kenum == NULL)
- return (*fns->enum_type) (fhandle, tag, (const char **) NULL,
- (bfd_signed_vma *) NULL);
return (*fns->enum_type) (fhandle, tag, type->u.kenum->names,
type->u.kenum->values);
case DEBUG_KIND_POINTER:
@@ -3097,9 +3094,9 @@ debug_type_samep (struct debug_handle *info, struct debug_type_s *t1,
break;
case DEBUG_KIND_ENUM:
- if (t1->u.kenum == NULL)
- ret = t2->u.kenum == NULL;
- else if (t2->u.kenum == NULL)
+ if (t1->u.kenum->names == NULL)
+ ret = t2->u.kenum->names == NULL;
+ else if (t2->u.kenum->names == NULL)
ret = false;
else
{