---
id: CVE-2026-91782
title: A vulnerability was detected in GNU Binutils 2.47
summary: >-
  A vulnerability was detected in GNU Binutils 2.47. Affected by this
  vulnerability is the function elf_x86_allocate_dynrelocs of the file
  bfd/elfxx-x86.c of the component Dynamic Relocation Allocation. The
  manipulation results in null poi…
severity: low
cvss: 3.3
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'
cwe:
  - CWE-404
  - CWE-476
vendor: gnu
product: binutils
affected:
  - binutils = 2.47
published: '2026-09-15'
updated: '2026-09-17'
sourceUpdated: '2026-09-17T14:17:54.113'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-91782'
references:
  - url: 'https://github.com/Ech06/CVE_submit/tree/main/bugzilla/pocs/34448'
    label: cna@vuldb.com
  - url: 'https://sourceware.org/bugzilla/show_bug.cgi?id=34448'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-91782'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/933335'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/404053'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/404053/cti'
    label: cna@vuldb.com
  - url: 'https://www.gnu.org/'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
epss: 0.00175
epssPercentile: 0.06185
ingestedAt: '2026-09-15T09:34:49.385Z'
---

## Overview

A vulnerability was detected in GNU Binutils 2.47. Affected by this vulnerability is the function elf_x86_allocate_dynrelocs of the file bfd/elfxx-x86.c of the component Dynamic Relocation Allocation. The manipulation results in null pointer dereference. The attack requires a local approach. The exploit is now public and may be used. Upgrading to version 2.48 addresses this issue. The patch is identified as d1268210b6f6/471130b39c0/283d3198bed/0a84e560216/a692a633d40. Upgrading the affected component is recommended.

## Affected

- `binutils = 2.47`

## Remediation

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