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CVE-2026-91782

GNU Binutils Dynamic Relocation Allocation elfxx-x86.c elf_x86_allocate_dynrelocs null pointer dereference

LOW
3.3
CVSS Score
Published: September 15, 2026 at 09:00 AM UTC
Updated: September 17, 2026 at 02:17 PM UTC
1 product affected across 1 vendorBinutils

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Severity
LOW3.3
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

A vulnerability was detected in GNU Binutils 2.47. Affected by this vulnerability is the function elf_x86_allocate_dynrelocs of the file bfd/elfxx-x86.c of the component Dynamic Relocation Allocation. The manipulation results in null pointer dereference. The attack requires a local approach. The exploit is now public and may be used. Upgrading to version 2.48 addresses this issue. The patch is identified as d1268210b6f6/471130b39c0/283d3198bed/0a84e560216/a692a633d40. Upgrading the affected component is recommended.

Affected

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

Binutils· Gnu
95%
2.47
Vendor states this is fixed in 2.48 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (7)

VDB EntryTechnical DescriptionPermissions Required
Source: cverecord
https://vuldb.com/vuln/404053
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/404053/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-91782
Third Party AdvisoryExploit
Source: cverecord
https://vuldb.com/submit/933335
Broken LinkIssue TrackingExploitThird Party Advisory
Source: cverecord
https://sourceware.org/bugzilla/show_bug.cgi?id=34448
ExploitThird Party Advisory
Source: cverecord
https://github.com/Ech06/CVE_submit/tree/main/bugzilla/pocs/34448
Broken LinkProduct
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

3.3LOWVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-476CWE-404

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