Out-of-bounds Read Affecting ImageMagick-doc package, versions <1:6.9.13.54-1.amzn2023


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.13% (3rd percentile)

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  • Snyk IDSNYK-AMZN2023-IMAGEMAGICKDOC-20246306
  • published29 Sept 2026
  • disclosed30 Jun 2026

Introduced: 30 Jun 2026

CVE-2026-56361  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 ImageMagick-doc to version 1:6.9.13.54-1.amzn2023 or higher.
This issue was patched in ALAS2023-2026-3115.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ImageMagick-doc package and not the ImageMagick-doc package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

ImageMagick before 7.1.2-19 contains an off-by-one error in morphology validation allowing out-of-bounds heap buffer reads. Attackers can trigger heap buffer overflow by providing incorrect morphology parameters causing single pixel memory access violations.

CVSS Base Scores

version 3.1