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CVE-2025-11495

GNU Binutils Linker elf64-x86-64.c elf_x86_64_relocate_section heap-based overflow

Published: Oct 8, 2025Updated: May 12, 2026 Sources: CVE List NVD BDU csafCWE-119
NVD MITRE
3.3CVSSLOW
EPSS Score
0.2%
Top 88.3%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:NI:NA:L
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:LAvailability
Low
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Weaknesses

CWE-119CWE-122

Affected Products

Astra Linux Special EditionООО «РусБИТех-Астра»
On-premOS
Operating Systems / linux-distro
GNU BinutilsGNU General Public LicenseOSS Libraries
Platform V SberLinux OS ServerАО «СберТех»
On-premOS
Operating Systems / linux-distro
binutilsgnuOSS Libraries
BinutilsGNUOSS Libraries
ооо «русбитех-астра»commercialRUOperating Systemsaka rusbitech-astra
gnu general public licenseoss-projectUSOSS Librariesaka gnu gpl, gpl
ао «сбертех»commercialRUOperating Systemsaka ao sbertech, сбертех
gnuoss-projectUSOSS Librariesaka g. nu

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://sourceware.org/bugzilla/show_bug.cgi?id=33502
sourceware.org
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=6b21c8b2ecfef5c95142cbc2c32f185cb1c26ab0
sourceware.org
https://wiki.astralinux.ru/astra-linux-se17-bulletin-2025-1202SE17
wiki.astralinux.ru
and 256 more references View all →

Timeline

Published
Oct 8, 2025
Last Updated
May 12, 2026

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