A vulnerability has been found in GNU Binutils 2.45. The affected element is the function elf_swap_shdr in the library bfd/elfcode.h of the component Linker. The manipulation leads to heap-based buffer overflow. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. The identifier of the patch is 9ca499644a21ceb3f946d1c179c38a83be084490. To fix this issue, it is recommended to deploy a patch. The code maintainer replied with "[f]ixed for 2.46".
Fix
Patch, vendor advisory and mitigation references on NVD 1
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=9ca499644a21ceb3f946d1c179c38a83be084490 Patch
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 1.9 · gnuNVD modified 2026-10-09 10:10
Affected (CPE criteria) 1
cpe:2.3:a:gnu:binutils:2.45:*:*:*:*:*:*:*
References 11
- https://sourceware.org/bugzilla/attachment.cgi?id=16353 Broken Link
- https://sourceware.org/bugzilla/show_bug.cgi?id=33457 Exploit, Issue Tracking
- https://sourceware.org/bugzilla/show_bug.cgi?id=33457#c1 Exploit, Issue Tracking
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=9ca499644a21ceb3f946d1c179c38a83be084490 Patch
- https://vuldb.com/?ctiid.326124 Permissions Required, VDB Entry
- https://vuldb.com/?id.326124 Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.661277 Third Party Advisory, VDB Entry
- https://www.gnu.org/ Product
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- https://sourceware.org/bugzilla/show_bug.cgi?id=33457 Exploit, Issue Tracking
- https://sourceware.org/bugzilla/show_bug.cgi?id=33457#c1 Exploit, Issue Tracking