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[walnascar] binutils: Fix CVE-2025-5244

Message ID 20250605085156.338776-1-Deepesh.Varatharajan@windriver.com
State Under Review
Delegated to: Steve Sakoman
Headers show
Series [walnascar] binutils: Fix CVE-2025-5244 | expand

Commit Message

Deepesh Varatharajan June 5, 2025, 8:51 a.m. UTC 
From: Deepesh Varatharajan <Deepesh.Varatharajan@windriver.com>

PR32858 ld segfault on fuzzed object
We missed one place where it is necessary to check for empty groups.

Backport a patch from upstream to fix CVE-2025-5244
Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=patch;h=d1458933830456e54223d9fc61f0d9b3a19256f5]

Signed-off-by: Deepesh Varatharajan <Deepesh.Varatharajan@windriver.com>
---
 .../binutils/binutils-2.44.inc                |  1 +
 .../binutils/0016-CVE-2025-5244.patch         | 25 +++++++++++++++++++
 2 files changed, 26 insertions(+)
 create mode 100644 meta/recipes-devtools/binutils/binutils/0016-CVE-2025-5244.patch
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Patch

diff --git a/meta/recipes-devtools/binutils/binutils-2.44.inc b/meta/recipes-devtools/binutils/binutils-2.44.inc
index 6906ab3efb..38a49598ba 100644
--- a/meta/recipes-devtools/binutils/binutils-2.44.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.44.inc
@@ -37,5 +37,6 @@  SRC_URI = "\
      file://0014-Remove-duplicate-pe-dll.o-entry-deom-targ_extra_ofil.patch \
      file://0015-CVE-2025-1178.patch \
      file://CVE-2025-1180.patch \
+     file://0016-CVE-2025-5244.patch \
 "
 S  = "${WORKDIR}/git"
diff --git a/meta/recipes-devtools/binutils/binutils/0016-CVE-2025-5244.patch b/meta/recipes-devtools/binutils/binutils/0016-CVE-2025-5244.patch
new file mode 100644
index 0000000000..e8855a4b4b
--- /dev/null
+++ b/meta/recipes-devtools/binutils/binutils/0016-CVE-2025-5244.patch
@@ -0,0 +1,25 @@ 
+From: Alan Modra <amodra@gmail.com>
+Date: Thu, 10 Apr 2025 19:41:49 +0930
+
+Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=patch;h=d1458933830456e54223d9fc61f0d9b3a19256f5]
+CVE: CVE-2025-5244
+
+PR32858 ld segfault on fuzzed object
+We missed one place where it is necessary to check for empty groups.
+
+Signed-off-by: Deepesh Varatharajan <Deepesh.Varatharajan@windriver.com>
+
+diff --git a/bfd/elflink.c b/bfd/elflink.c
+index a76e8e38da7..549b7b7dd92 100644
+--- a/bfd/elflink.c
++++ b/bfd/elflink.c
+@@ -14408,7 +14408,8 @@ elf_gc_sweep (bfd *abfd, struct bfd_link_info *info)
+ 	  if (o->flags & SEC_GROUP)
+ 	    {
+ 	      asection *first = elf_next_in_group (o);
+-	      o->gc_mark = first->gc_mark;
++	      if (first != NULL)
++		o->gc_mark = first->gc_mark;
+ 	    }
+ 
+ 	  if (o->gc_mark)