Description
A vulnerability was determined in GNU Binutils 2.45. The affected element is the function elf_x86_64_relocate_section of the file elf64-x86-64.c of the component Linker. This manipulation causes heap-based buffer overflow. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. Patch name: 6b21c8b2ecfef5c95142cbc2c32f185cb1c26ab0. To fix this issue, it is recommended to deploy a patch.
Affected products
gnu: binutils
References9
- sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=6b21c8b2ecfe… Patch
- sourceware.org/bugzilla/show_bug.cgi?id=33502 ExploitIssue Tracking
- sourceware.org/bugzilla/show_bug.cgi?id=33502#c3 ExploitIssue Tracking
- sourceware.org/bugzilla/attachment.cgi?id=16393 Broken Link
- vuldb.com/?ctiid.327620 Permissions RequiredVDB Entry
- vuldb.com/?id.327620 Third Party AdvisoryVDB Entry
- vuldb.com/?submit.668290 Third Party AdvisoryVDB Entry
- www.gnu.org/ Product
- cert-portal.siemens.com/productcert/html/ssa-082556.html
Metrics
- CVSS 3.1
-
5.5
MEDIUM
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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:N/VI:N/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: 15 · as of 9 November 2026
- CWE
- CWE-119CWE-122
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.