---
id: CVE-2025-7545
title: A vulnerability classified as problematic was found in GNU Binutils 2.45
summary: >-
  A vulnerability classified as problematic was found in GNU Binutils 2.45.
  Affected by this vulnerability is the function copy_section of the file
  binutils/objcopy.c. The manipulation leads to heap-based buffer overflow.
  Attacking locally…
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-122
vendor: gnu
product: binutils
affected:
  - binutils = 2.45
published: '2025-07-13'
updated: '2026-10-15'
sourceUpdated: '2026-10-15T02:18:26.630'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-7545'
references:
  - url: 'https://sourceware.org/bugzilla/attachment.cgi?id=16117'
    label: cna@vuldb.com
  - url: 'https://sourceware.org/bugzilla/show_bug.cgi?id=33049'
    label: cna@vuldb.com
  - url: 'https://sourceware.org/bugzilla/show_bug.cgi?id=33049#c1'
    label: cna@vuldb.com
  - url: >-
      https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=08c3cbe5926e4d355b5cb70bbec2b1eeb40c2944
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?ctiid.316243'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?id.316243'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?submit.614355'
    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://cert-portal.siemens.com/productcert/html/ssa-265688.html'
    label: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
  - url: 'https://sourceware.org/bugzilla/show_bug.cgi?id=33049#c1'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - exploit-available
  - cve.org
epss: 0.00304
epssPercentile: 0.21603
exploits:
  github: 1
  githubRepos:
    - 'https://github.com/alxsourin/Firmware-CVE-2025-7545'
  checkedAt: '2026-10-15T03:30:48.748Z'
exploitAvailable: true
ingestedAt: '2026-10-15T03:30:12.816Z'
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2025-07-14T16:43:40.760040Z'
---

## Overview

A vulnerability classified as problematic was found in GNU Binutils 2.45. Affected by this vulnerability is the function copy_section of the file binutils/objcopy.c. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The patch is named 08c3cbe5926e4d355b5cb70bbec2b1eeb40c2944. It is recommended to apply a patch to fix this issue.

## Affected

- `binutils = 2.45`

## Remediation

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