---
id: CVE-2025-11839
title: A security flaw has been discovered in GNU Binutils 2.45
summary: >-
  A security flaw has been discovered in GNU Binutils 2.45. Impacted is the
  function tg_tag_type of the file prdbg.c. Performing a manipulation results in
  unchecked return value. The attack needs to be approached locally. The exploit
  has b…
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-252
  - CWE-253
  - CWE-252
vendor: gnu
product: binutils
affected:
  - binutils = 2.45
published: '2025-10-16'
updated: '2026-10-09'
sourceUpdated: '2026-10-09T10:10:00.193'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-11839'
references:
  - url: 'https://sourceware.org/bugzilla/attachment.cgi?id=16344'
    label: cna@vuldb.com
  - url: 'https://sourceware.org/bugzilla/show_bug.cgi?id=33448'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?ctiid.328774'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?id.328774'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?submit.661279'
    label: cna@vuldb.com
  - url: 'https://www.gnu.org/'
    label: cna@vuldb.com
  - url: 'https://cert-portal.siemens.com/productcert/html/ssa-082556.html'
    label: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
  - url: 'https://sourceware.org/bugzilla/show_bug.cgi?id=33448'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
epss: 0.00276
epssPercentile: 0.1837
ingestedAt: '2026-10-09T12:53:28.965Z'
---

## Overview

A security flaw has been discovered in GNU Binutils 2.45. Impacted is the function tg_tag_type of the file prdbg.c. Performing a manipulation results in unchecked return value. The attack needs to be approached locally. The exploit has been released to the public and may be used for attacks.

## Affected

- `binutils = 2.45`

## Remediation

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