Loop with Unreachable Exit Condition ('Infinite Loop') Affecting imagemagick package, versions <8:7.1.2.35+dfsg1-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.34% (29th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-IMAGEMAGICK-22265447
  • published7 Nov 2026
  • disclosed5 Nov 2026

Introduced: 5 Nov 2026

NewCVE-2026-123273  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Debian:unstable imagemagick to version 8:7.1.2.35+dfsg1-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream imagemagick package and not the imagemagick package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

ImageMagick before 7.1.2-35 and 6.9.13-60 contains an infinite loop vulnerability in the SVG decoder because QueueAuthenticPixelCacheNexus in MagickCore/cache.c fails to validate requested region width and height. Attackers can supply a crafted SVG image that repeatedly requests a non-advancing pixel region, consuming CPU and hanging the decoding worker.

CVSS Base Scores

version 3.1