CVE-2026-90831 — MEDIUM (5.3)

Vulnerability Description

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.

CVSS Score

5.3

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

Affected Products

Vendor	Product	Versions
Gnu	Binutils	2.47

Related Weaknesses (CWE)

CWE-119

References

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

FAQ

What is CVE-2026-90831?

CVE-2026-90831 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 ...

How severe is CVE-2026-90831?

CVE-2026-90831 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-90831?

Check the references section above for vendor advisories and patch information. Affected products include: Gnu Binutils.