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[scarthgap] binutils: Fix CVE-2025-5245

Message ID 20250605053052.564169-1-Deepesh.Varatharajan@windriver.com
State Under Review
Delegated to: Steve Sakoman
Headers show
Series [scarthgap] binutils: Fix CVE-2025-5245 | expand

Commit Message

Deepesh Varatharajan June 5, 2025, 5:30 a.m. UTC 
From: Deepesh Varatharajan <Deepesh.Varatharajan@windriver.com>

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]

Signed-off-by: Deepesh Varatharajan <Deepesh.Varatharajan@windriver.com>
---
 .../binutils/binutils-2.42.inc                |  1 +
 .../binutils/0022-CVE-2025-5245.patch         | 38 +++++++++++++++++++
 2 files changed, 39 insertions(+)
 create mode 100644 meta/recipes-devtools/binutils/binutils/0022-CVE-2025-5245.patch
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Patch

diff --git a/meta/recipes-devtools/binutils/binutils-2.42.inc b/meta/recipes-devtools/binutils/binutils-2.42.inc
index 16db8bc05e..c6fec579ae 100644
--- a/meta/recipes-devtools/binutils/binutils-2.42.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.42.inc
@@ -51,5 +51,6 @@  SRC_URI = "\
      file://0021-CVE-2025-1153-3.patch \
      file://CVE-2025-1179-pre.patch \
      file://CVE-2025-1179.patch \
+     file://0022-CVE-2025-5245.patch \
 "
 S  = "${WORKDIR}/git"
diff --git a/meta/recipes-devtools/binutils/binutils/0022-CVE-2025-5245.patch b/meta/recipes-devtools/binutils/binutils/0022-CVE-2025-5245.patch
new file mode 100644
index 0000000000..d4b7d55966
--- /dev/null
+++ b/meta/recipes-devtools/binutils/binutils/0022-CVE-2025-5245.patch
@@ -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
+ 	{