CVE-2026-91780

LowCVSS 3.3/10Last modified Sep 16, 2026

Description

A weakness has been identified in GNU Binutils 2.47. This impacts the function elf_link_add_object_symbols of the file bfd/elflink.c. Executing a manipulation can lead to null pointer dereference. The attack needs to be launched locally. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.

Metrics

CVSS 3.1 3.3/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Weakness enumeration

CWE-404 CWE-476

Affected software

Vendor	Product	Versions
GNU	Binutils	2.47

References

https://github.com/Ech06/CVE_submit/tree/main/bugzilla/pocs/34447Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=34447Third Party Advisory
https://vuldb.com/cve/CVE-2026-91780Third Party Advisory
https://vuldb.com/submit/933334Third Party Advisory
https://vuldb.com/vuln/404051Third Party Advisory
https://vuldb.com/vuln/404051/ctiPermissions Required
https://www.gnu.org/Product
https://sourceware.org/bugzilla/show_bug.cgi?id=34447Third Party Advisory
https://vuldb.com/submit/933334Third Party Advisory

Timeline

Published: Sep 15, 2026
Last modified: Sep 16, 2026
NVD status: Analyzed

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