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Vulnerability · Published Oct 8, 2025 · Assigned by VulDB

CVE-2025-11494GNU Binutils Linker elfxx-x86.c _bfd_x86_elf_late_size_sections out-of-bounds

Low 3.3

In plain English

A low-severity out-of-bounds read in Binutils from GNU. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)3.3Low
Exploit odds (30 days)0.2%top 87.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A vulnerability was found in GNU Binutils 2.45. Impacted is the function _bfd_x86_elf_late_size_sections of the file bfd/elfxx-x86.c of the component Linker. The manipulation results in out-of-bounds read. The attack needs to be approached locally. The exploit has been made public and could be used. The patch is identified as b6ac5a8a5b82f0ae6a4642c8d7149b325f4cc60a. A patch should be applied to remediate this issue.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12binutilsno fix listedDEBIAN-CVE-2025-11494
Debian:13binutilsno fix listedDEBIAN-CVE-2025-11494
Debian:14binutils2.46-1DEBIAN-CVE-2025-11494
Ubuntu:22.04:LTSbinutils2.38-4ubuntu2.12UBUNTU-CVE-2025-11494
Ubuntu:24.04:LTSbinutils2.42-4ubuntu2.8UBUNTU-CVE-2025-11494
Ubuntu:25.10binutils2.45-7ubuntu1.2UBUNTU-CVE-2025-11494

Affected products (as reported)

VendorProductVersions
GNU Binutils 2.45

Weakness: CWE-125, CWE-119 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

References