---
id: CVE-2026-116149
title: >-
  ImageMagick: ImageMagick: Memory corruption via crafted bzip2 compressed
  images (CVE-2026-116149)
summary: >-
  A flaw was found in ImageMagick. A stack-based buffer overflow vulnerability
  exists in the handling of bzip2 compressed images, where stack memory can be
  overwritten during decoding. By submitting a specially crafted image, an
  attacker can…
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'
cvssSource: vendor
cwe:
  - CWE-787
  - CWE-121
vendor: Red Hat
product: Red Hat Enterprise Linux 6
affected:
  - enterprise_linux 6
  - enterprise_linux 7
published: '2026-10-25'
updated: '2026-10-25'
sourceUpdated: '2026-10-25T14:00:25+00:00'
source: CSAF
sourceUrl: 'https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-116149.json'
references:
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-116149.json
  - url: 'https://access.redhat.com/security/cve/CVE-2026-116149'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2560428'
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-116149'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-116149'
  - url: >-
      https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-pwpf-8799-94cj
  - url: >-
      https://www.vulncheck.com/advisories/imagemagick-before-6.9.13-58-and-7-x-before-7.1.2-33-stack-buffer-overflow-via-bzip2-compressed-images
tags:
  - csaf
  - vex
  - red-hat
  - cve.org
scores:
  vendor: 7.8
  cna: 8.1
ingestedAt: '2026-10-25T22:08:29.953Z'
epss: 0.00348
epssPercentile: 0.28287
---

## Overview

A flaw was found in ImageMagick. A stack-based buffer overflow vulnerability exists in the handling of bzip2 compressed images, where stack memory can be overwritten during decoding. By submitting a specially crafted image, an attacker can exploit this issue to cause memory corruption or crash the application, resulting in a Denial of Service (DoS).

## Vendor advisories

- **Red Hat VEX** · Important · affected: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7 · updated 2026-10-25 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-116149.json)

**ImageMagick: ImageMagick: Memory corruption via crafted bzip2 compressed images** — rated Important by Red Hat. Released 2026-10-25.

Affected:

- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7

No fix planned:

- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7

## Remediation

Affected