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Back to active CVEs
Medium · CVSS 4.8CVE-2025-11494

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

Answer in brief

CVE-2025-11494 records a Medium severity (CVSS 4.8) vulnerability in GNU Binutils Linker elfxx-x86.c _bfd_x86_elf_late_size_sections out-of-bounds. The current sources do not mark it as known exploited. The current feed maps GNU/Binutils (generic), Siemens/SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (generic), Siemens/SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (generic), Siemens/SIPLUS S7-1500 CPU 1518-4 PN/DP MFP (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 8, 2025Updated Oct 15, 2026Source checked Nov 5, 2026First seen by HOL Aug 6, 2026Material review Oct 15, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 4.8
Exploitation
Not marked as known exploited
Affected software
5 mapped packages or products
Fix availability
Available

Why this deserves its current priority

CVSS is 4.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps GNU/Binutils (generic), Siemens/SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (generic), Siemens/SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (generic), Siemens/SIPLUS S7-1500 CPU 1518-4 PN/DP MFP (generic). Check affected ranges and fixed versions before updating.

Affected products and reported versions
ProductAffected versionsFixed versions
cpe:2.3:a:gnu:binutils:2.45:*:*:*:*:*:*:*Not reportedNot reported
Mapped affected packages and fixed versions
PackageAffected rangeFixed version
GNU/Binutilsgeneric2.45Not reported
Siemens/SIMATIC S7-1500 CPU 1518-4 PN/DP MFPgeneric>=V3.1.5 <**
Siemens/SIMATIC S7-1500 CPU 1518F-4 PN/DP MFPgeneric>=V3.1.5 <**
Siemens/SIPLUS S7-1500 CPU 1518-4 PN/DP MFPgeneric>=V3.1.5 <**

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for GNU/Binutils, Siemens/SIMATIC S7-1500 CPU 1518-4 PN/DP MFP, Siemens/SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP.
  2. 2Review the reported fix. Update Siemens/SIMATIC S7-1500 CPU 1518-4 PN/DP MFP to *; Siemens/SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP to *; Siemens/SIPLUS S7-1500 CPU 1518-4 PN/DP MFP to * if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Oct 8, 2025

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 15, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Aug 6, 2026

Sources and claim methodology

  • Source referencecert-portal.siemens.com
  • Source referencesourceware.org
  • Source referencesourceware.org
  • Source referencesourceware.org
  • Source referencesourceware.org
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencegnu.org
Upstream source 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.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Buffer Overflow
EPSS
Not reported
CWE IDs
CWE-125, CWE-119
Source
CVE List V5
Source checked
Nov 5, 2026
References
9 linked sources
Open source record