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A vulnerability was detected in GNU Binutils 2.47. (CVE-2026-90831)

0
Low
Published: 09/15/2026 (09/15/2026, 00:31:14 UTC)
Source: GCVE Database

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 v3.1

Score 5.3medium

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/15/2026, 01:40:23 UTC

Technical Analysis

CVE-2026-90831 is a memory corruption vulnerability in the _bfd_elf_strtab_delref function within the ELF String Table component of GNU Binutils version 2.47. The issue arises from improper manipulation of memory, potentially leading to corruption. Exploitation requires local access, and public exploit code exists. The vulnerability was reported early to the project, but no official response or patch has been provided as of the publication date.

Potential Impact

Successful exploitation can lead to memory corruption, affecting confidentiality, integrity, and availability to a limited extent. The attack requires local privileges, reducing the risk of remote exploitation. The availability of public exploit code increases the risk of local attacks, but the overall severity remains low.

Mitigation Recommendations

No official fix or patch is currently available. Users should monitor the vendor's advisory channels for updates. Until a patch is released, limit local access to trusted users only and consider applying additional local security controls to mitigate exploitation risk.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
GHSA-fjw7-r654-jjmq
Osv Schema Version
1.4.0
Aliases
["CVE-2026-90831"]
Database Specific Severity
LOW
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6aa8a16055bf5e2cf5f3b6e5

Added to database: 09/15/2026, 01:37:36 UTC

Last enriched: 09/15/2026, 01:40:23 UTC

Last updated: 09/15/2026, 07:01:22 UTC

Views: 4

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