GHSA-XGM3-V4R9-WFGM

Vulnerability from github – Published: 2026-02-24 15:43 – Updated: 2026-02-24 15:43
VLAI?
Summary
Image Magick has a Memory Leak in coders/ashlar.c
Details

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
Severity ?
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Show details on source website
To clipboard 

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            },
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  ],
  "aliases": [
    "CVE-2026-25969"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-401"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-02-24T15:43:28Z",
    "nvd_published_at": "2026-02-24T02:16:01Z",
    "severity": "MODERATE"
  },
  "details": "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.\n\n```\n```bash\n==78968== Memcheck, a memory error detector\n==78968== Copyright (C) 2002-2022, and GNU GPL\u0027d, by Julian Seward et al.\n==78968== Using Valgrind-3.22.0 and LibVEX; rerun with -h for copyright info\n==78968== \n==78968== HEAP SUMMARY:\n==78968==     in use at exit: 17,232 bytes in 4 blocks\n==78968==   total heap usage: 4,781 allocs, 4,777 frees, 785,472 bytes allocated\n```",
  "id": "GHSA-xgm3-v4r9-wfgm",
  "modified": "2026-02-24T15:43:28Z",
  "published": "2026-02-24T15:43:28Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-xgm3-v4r9-wfgm"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-25969"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ImageMagick/ImageMagick/commit/a253d1b124ebdcc2832daac6f9a35c362635b40e"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/ImageMagick/ImageMagick"
    },
    {
      "type": "WEB",
      "url": "https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Image Magick has a Memory Leak in coders/ashlar.c"
}


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