---
id: CVE-2026-90831
title: A vulnerability was detected in GNU Binutils 2.47
summary: >-
  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
  requ…
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L'
cwe:
  - CWE-119
  - CWE-787
vendor: gnu
product: binutils
affected:
  - binutils = 2.47
published: '2026-09-14'
updated: '2026-09-16'
sourceUpdated: '2026-09-16T17:18:18.080'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-90831'
references:
  - url: 'https://sourceware.org/bugzilla/attachment.cgi?id=16886'
    label: cna@vuldb.com
  - url: 'https://sourceware.org/bugzilla/show_bug.cgi?id=34454'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-90831'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/925230'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/403333'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/403333/cti'
    label: cna@vuldb.com
  - url: 'https://www.gnu.org/'
    label: cna@vuldb.com
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-90831.json
  - url: 'https://access.redhat.com/security/cve/CVE-2026-90831'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2533541'
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-90831'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-90831'
  - url: 'https://access.redhat.com/errata/RHSA-2026:47171'
tags:
  - nvd
  - cve.org
  - csaf
  - vex
  - red-hat
epss: 0.00168
epssPercentile: 0.05376
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-16T16:28:11.984192Z'
scores:
  nvd: 5.3
  vendor: 6.6
  cna: 5.3
ingestedAt: '2026-09-14T23:17:06.514Z'
patched:
  - hardened_images
---

## Overview

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.

## Affected

- `binutils = 2.47`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

## Vendor advisories

- **Red Hat VEX** · Moderate · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · updated 2026-09-21 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-90831.json)
- **RHSA-2026:47171** · Red Hat · fixed in: Red Hat Hardened Images · released 2026-07-28 · [advisory](https://access.redhat.com/errata/RHSA-2026:47171)