CVE-2026-91781

GNU Binutils ELF Section elf64-x86-64.c elf_x86_64_common_section_index null pointer dereference

Published: Sep 15, 2026Updated: Sep 16, 2026 Sources: CVE List NVDCWE-404

3.3LOW

Description

A security vulnerability has been detected in GNU Binutils 2.47. Affected is the function elf_x86_64_common_section_index of the file bfd/elf64-x86-64.c of the component ELF Section Handler. The manipulation leads to null pointer dereference. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. Upgrading to version 2.48 is able to address this issue. The identifier of the patch is 7322e9bc30cb282575a701c307851fd3d66fee68. It is suggested to upgrade the affected component.

No summary for this CVE yet.

CVSS Vector Breakdown

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-404 CWE-476

Affected Products

GNU

oss-project·USaka g. nu

Binutils

OSS Libraries

and 1 more affected products View all →

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Impact

Initial Access

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References

https://vuldb.com/vuln/404052

vuldb.com

https://vuldb.com/vuln/404052/cti

vuldb.com

https://vuldb.com/cve/CVE-2026-91781

vuldb.com

and 5 more references View all →

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