CVE-2026-25799: Magick.NET Q16 AnyCPU ImageMagick Has Division-by-Zero Vulnerability

{
  "schema_version" : "1.4.0",
  "id" : "GHSA-543g-8grm-9cw6",
  "modified" : "2026-02-24T15:37:53Z",
  "published" : "2026-02-24T15:37:53Z",
  "aliases" : [ "CVE-2026-25799" ],
  "summary" : "ImageMagick has Division-by-Zero in YUV sampling factor validation, which leads to crash",
  "details" : "A logic error in YUV sampling factor validation allows an invalid sampling factor to bypass checks and trigger a division-by-zero during image loading, resulting in a reliable denial-of-service.\n\n```\ncoders/yuv.c:210:47: runtime error: division by zero\nAddressSanitizer:DEADLYSIGNAL\n=================================================================\n==3543373==ERROR: AddressSanitizer: UNKNOWN SIGNAL on unknown address 0x000000000000 (pc 0x55deeb4d723c bp 0x7fffc28d34d0 sp 0x7fffc28d3320 T0)\n    #0 0x55deeb4d723c in ReadYUVImage coders/yuv.c:210\n    #1 0x55deeb751dff in ReadImage MagickCore/constitute.c:743\n    #2 0x55deeb756374 in ReadImages MagickCore/constitute.c:1082\n    #3 0x55deec682375 in CLINoImageOperator MagickWand/operation.c:4959\n    #4 0x55deec6887ed in CLIOption MagickWand/operation.c:5473\n    #5 0x55deec32843b in ProcessCommandOptions MagickWand/magick-cli.c:653\n    #6 0x55deec32b99b in MagickImageCommand MagickWand/magick-cli.c:1392\n    #7 0x55deec324d58 in MagickCommandGenesis MagickWand/magick-cli.c:177\n    #8 0x55deead82519 in MagickMain utilities/magick.c:162\n    #9 0x55deead828be in main utilities/magick.c:193\n    #10 0x7fb90807fd8f in __libc_start_call_main ../sysdeps/nptl/libc_start_call_main.h:58\n    #11 0x7fb90807fe3f in __libc_start_main_impl ../csu/libc-start.c:392\n    #12 0x55deead81974 in _start (/data/ylwang/LargeScan/targets/ImageMagick/utilities/magick+0x22fb974)\n\nAddressSanitizer can not provide additional info.\nSUMMARY: AddressSanitizer: UNKNOWN SIGNAL coders/yuv.c:210 in ReadYUVImage\n==3543373==ABORTING\n```",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "NuGet",
      "name" : "Magick.NET-Q16-AnyCPU"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "14.10.3"
      } ]
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  }, {
    "package" : {
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      "name" : "Magick.NET-Q16-HDRI-AnyCPU"
    },
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      "events" : [ {
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  }, {
    "package" : {
      "ecosystem" : "NuGet",
      "name" : "Magick.NET-Q16-HDRI-OpenMP-arm64"
    },
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  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-543g-8grm-9cw6"
  }, {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2026-25799"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/ImageMagick/ImageMagick/commit/49000e7298fbfdd759ac2c46f740f40c2e9b7452"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/ImageMagick/ImageMagick"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-369" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2026-02-24T15:37:53Z",
    "nvd_published_at" : "2026-02-24T01:16:14Z"
  }
}