What’s Vulnerable › Vulnerabilities
CVE-2025-55160: ImageMagick Undefined Behavior (function-type-mismatch) in CloneSplayTree
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2025-08-13 · updated 2026-06-17
- Weakness: CWE-758
Description
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-27 and 7.1.2-1, there is undefined behavior (function-type-mismatch) in splay tree cloning callback. This results in a deterministic abort under UBSan (DoS in sanitizer builds), with no crash in a non-sanitized build. This issue has been patched in versions 6.9.13-27 and 7.1.2-1.
Affected products
- ImageMagick: before 6.9.13-27; from 7.0.0-0 before 7.1.2-1 — fixed in 6.9.13-27, 7.1.2-1
How to fix
Upgrade to a fixed version: ImageMagick 6.9.13-27, 7.1.2-1. Check the vendor advisory for mitigations.
References
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