Vulnerability record · CVE-2026-90830 · published 14 September 2026

CVE-2026-90830: Gnu binutils improper resource shutdown vulnerability

Gnu · Binutils

A security vulnerability has been detected in GNU Binutils 2.47. Impacted is the function _bfd_write_merged_section of the file bfd/merge.c of the component Section Merge. The manipulation leads to null pointer dereference. The attack needs to be performed locally. The exploit has been disclosed publicly 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 95.0% CWE-404 · Improper resource shutdownCWE-476 · NULL pointer dereference

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=16884	Third Party AdvisoryIssue Tracking
https://sourceware.org/bugzilla/show_bug.cgi?id=34452	Third Party AdvisoryIssue Tracking
https://vuldb.com/cve/CVE-2026-90830	Third Party Advisory
https://vuldb.com/submit/925229	Third Party Advisory
https://vuldb.com/vuln/403332	Third Party Advisory
https://vuldb.com/vuln/403332/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-2026-90830), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.