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CVE-2026-90830

GNU Binutils Section Merge merge.c _bfd_write_merged_section null pointer dereference

MEDIUM
5.3
CVSS Score
Published: September 14, 2026 at 10:30 PM UTC
Updated: September 16, 2026 at 03:47 PM UTC
1 product affected across 1 vendorBinutils

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

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.

Affected

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

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 DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/vuln/403332
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/403332/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-90830
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/925229
Issue TrackingThird Party Advisory
Source: cverecord
https://sourceware.org/bugzilla/show_bug.cgi?id=34452
ExploitThird Party AdvisoryIssue Tracking
Source: cverecord
https://sourceware.org/bugzilla/attachment.cgi?id=16884
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

5.3MEDIUMVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-476CWE-404

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