Description
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".
Affected products
gnu: binutils
References10
- sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=9ca499644a21… Patch
- sourceware.org/bugzilla/show_bug.cgi?id=33457 ExploitIssue Tracking
- sourceware.org/bugzilla/show_bug.cgi?id=33457#c1 ExploitIssue Tracking
- sourceware.org/bugzilla/show_bug.cgi?id=33457 ExploitIssue Tracking
- sourceware.org/bugzilla/show_bug.cgi?id=33457#c1 ExploitIssue Tracking
- sourceware.org/bugzilla/attachment.cgi?id=16353 Broken Link
- vuldb.com/?ctiid.326124 Permissions RequiredVDB Entry
- vuldb.com/?id.326124 Third Party AdvisoryVDB Entry
- vuldb.com/?submit.661277 Third Party AdvisoryVDB Entry
- www.gnu.org/ Product
Metrics
- CVSS 3.1
-
7.8
HIGH
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 4.0
-
1.9
LOW
Score source: CNA
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 0% percentile: 18 · as of 9 November 2026
- CWE
- CWE-119CWE-122
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