CVE-2025-11494

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

MEDIUM
5.5
CVSS Score
Published: October 8, 2025 at 07:32 PM UTC
Updated: October 15, 2026 at 01:02 AM UTC
4 products affected across 2 vendorsBinutilsSIMATIC S7-1500 CPU 1518-4 Pn /dp MFP FirmwareSiplus S7-1500 CPU 1518-4 Pn /dp MFP Firmware

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
PoC

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (9)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/?id.327619
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/?ctiid.327619
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/?submit.668281
Issue TrackingExploit
Source: cverecord
https://sourceware.org/bugzilla/show_bug.cgi?id=33499
Issue TrackingExploit
Source: cverecord
https://sourceware.org/bugzilla/show_bug.cgi?id=33499#c2
Product
Source: cverecord
https://www.gnu.org/

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-125CWE-119

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