GHSA-GXCX-QJQP-8VJW

Vulnerability from github – Published: 2026-02-24 15:30 – Updated: 2026-02-24 15:30
VLAI?
Summary
ImageMagick has memory leak in msl encoder
Details

Memory leak exists in coders/msl.c. In the WriteMSLImage function of the msl.c file, resources are allocated. But the function returns early without releasing these allocated resources. 

==78983== Memcheck, a memory error detector
==78983== Copyright (C) 2002-2022, and GNU GPL'd, by Julian Seward et al.
==78983== Using Valgrind-3.22.0 and LibVEX; rerun with -h for copyright info
==78983== 
==78983== 177,196 (13,512 direct, 163,684 indirect) bytes in 1 blocks are definitely lost in loss record 21 of 21
==78983==    at 0x4846828: malloc (in /usr/libexec/valgrind/vgpreload_memcheck-amd64-linux.so)
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
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  "aliases": [
    "CVE-2026-25638"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-401"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-02-24T15:30:54Z",
    "nvd_published_at": "2026-02-24T01:16:13Z",
    "severity": "MODERATE"
  },
  "details": "Memory leak exists in `coders/msl.c`. In the `WriteMSLImage` function of the `msl.c` file, resources are allocated. But the function returns early without releasing these allocated resources. \n\n```\n==78983== Memcheck, a memory error detector\n==78983== Copyright (C) 2002-2022, and GNU GPL\u0027d, by Julian Seward et al.\n==78983== Using Valgrind-3.22.0 and LibVEX; rerun with -h for copyright info\n==78983== \n==78983== 177,196 (13,512 direct, 163,684 indirect) bytes in 1 blocks are definitely lost in loss record 21 of 21\n==78983==    at 0x4846828: malloc (in /usr/libexec/valgrind/vgpreload_memcheck-amd64-linux.so)\n```",
  "id": "GHSA-gxcx-qjqp-8vjw",
  "modified": "2026-02-24T15:30:54Z",
  "published": "2026-02-24T15:30:54Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-gxcx-qjqp-8vjw"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-25638"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ImageMagick/ImageMagick/commit/1e88fca11c7b8517100d518bc99bd8c474f02f88"
    },
    {
      "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": "ImageMagick has memory leak in msl encoder"
}


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