Vulnerability record · CVE-2026-90831 · published 14 September 2026

CVE-2026-90831: Gnu binutils memory buffer overflow vulnerability

Gnu · Binutils

A vulnerability was detected in GNU Binutils 2.47. The affected element is the function _bfd_elf_strtab_delref of the file bfd/elf-strtab.c of the component ELF String Table. The manipulation results in memory corruption. The attack requires a local approach. The exploit is now public and may be used. The project was informed of the problem early through a bug report but has not responded yet.

1.9 CVSS 4.0 Low EPSS 0.17% · top 94.5% CWE-119 · Memory buffer overflow

1.9CVSS 4.0 base score, v2 4.3

0.17%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

7References

16 Sep 2026Last modified by NVD

Description

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Binutils Gnu

References

Link	Tags
https://sourceware.org/bugzilla/attachment.cgi?id=16886	Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=34454	Third Party Advisory
https://vuldb.com/cve/CVE-2026-90831	Third Party Advisory
https://vuldb.com/submit/925230	Third Party Advisory
https://vuldb.com/vuln/403333	Third Party Advisory
https://vuldb.com/vuln/403333/cti	Permissions Required
https://www.gnu.org/	Product

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-90831), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.