Image Magick has a Memory Leak in coders/ashlar.c
Memory leak exists in `coders/ashlar.c`. The `WriteASHLARImage` allocates a structure. However, when an exception is thrown, the allocated memory is not properly released, resulting in a potential memory leak. ``` ```bash ==78968== Memcheck, a memory error detector ==78968== Copyright (C) 2002-2022, and GNU GPL'd, by Julian Seward et al. ==78968== Using Valgrind-3.22.0 and LibVEX; rerun with -h for copyright info ==78968== ==78968== HEAP SUMMARY: ==78968== in use at exit: 17,232 bytes in 4 blocks ==78968== total heap usage: 4,781 allocs, 4,777 frees, 785,472 bytes allocated ```
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-25969US | high7.5 | — | ||
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-15, a memory leak exists in `coders/ashlar.c`. The `WriteASHLA… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/ImageMagick/ImageMagickPACKAGE
- https://github.com/ImageMagick/ImageMagick/commit/a253d1b124ebdcc2832daac6f9a35c362635b40eWEB
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-xgm3-v4r9-wfgmWEB
- https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3WEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-25969ADVISORY
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