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Advisory severityMedium5.3Red Hat Linux

Medium [CVE-2026-55594] Denial of Service via crafted image in MVG decoder

This medium-severity Red Hat Linux advisory covers CVE-2026-55594 affecting Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat package: imagemagick.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-55594 Source published Source updated

VulniPulse record published Record updated

CVE-2026-55594
Affected products & platforms
Red Hat LinuxRed Hat Enterprise Linux
Open source advisory

Summary

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-51 and 7.1.2-26, a missing depth check in the MVG decoder will result in a stack overflow when a crafted image is provided.

This issue has been fixed in versions 6.9.13-51 and 7.1.2-26. This vulnerability could result in a Denial of Service (DoS), making the application unavailable.

Red Hat severity: Moderate — CVSS 5.3 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L). Weakness: CWE-787.

Affected Red Hat products: Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7. Will not fix / out of support: Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7.

Red Hat does not currently list a fixing RHSA for this CVE.

Affected products named by the advisory: Red Hat package: imagemagick.

Is CVE-2026-55594 exploited?

No exploitation is reported in the sources VulniPulse tracks: CVE-2026-55594 is not in the CISA KEV catalog (checked ) and this advisory does not report exploitation. That is not proof the vulnerability cannot be exploited.

How do I fix CVE-2026-55594?

Upgrade to a fixed release named by Red Hat:

  • 6.9.13-51
  • 7.1.2-26

Confirm against the vendor advisory before you patch.

Affected versions
  • < 6.9.13-51
  • < 7.1.2-26

Official advisory · high-confidence parse· fetched 13 days ago·verify at source

Fixed versions
  • 6.9.13-51
  • 7.1.2-26

Official advisory · high-confidence parse· fetched 13 days ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

Official advisory · high-confidence parse· fetched 13 days ago·verify at source

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