{"id":"CVE-2026-56367","aliases":["GHSA-273h-m46v-96q4"],"title":"ImageMagick: Integer Overflow in PSB (PSD v2) RLE decoding path causes heap Out of Bounds reads for 32-bit builds","summary":"ImageMagick: Integer Overflow in PSB (PSD v2) RLE decoding path causes heap Out of Bounds reads for 32-bit builds","severity":"low","cvss":3.7,"cwe":["CWE-125","CWE-190"],"vendor":"Magick","product":"Magick.NET-Q16-AnyCPU","ecosystem":"nuget","affected":["Magick.NET-Q16-AnyCPU < 14.10.3","Magick.NET-Q16-HDRI-AnyCPU < 14.10.3","Magick.NET-Q16-HDRI-OpenMP-arm64 < 14.10.3","Magick.NET-Q16-HDRI-OpenMP-x64 < 14.10.3","Magick.NET-Q16-HDRI-arm64 < 14.10.3","Magick.NET-Q16-HDRI-x64 < 14.10.3","Magick.NET-Q16-HDRI-x86 < 14.10.3","Magick.NET-Q16-OpenMP-arm64 < 14.10.3","Magick.NET-Q16-OpenMP-x64 < 14.10.3","Magick.NET-Q16-OpenMP-x86 < 14.10.3","Magick.NET-Q16-arm64 < 14.10.3","Magick.NET-Q16-x64 < 14.10.3","Magick.NET-Q16-x86 < 14.10.3","Magick.NET-Q8-AnyCPU < 14.10.3","Magick.NET-Q8-OpenMP-arm64 < 14.10.3","Magick.NET-Q8-OpenMP-x64 < 14.10.3","Magick.NET-Q8-arm64 < 14.10.3","Magick.NET-Q8-x64 < 14.10.3","Magick.NET-Q8-x86 < 14.10.3"],"patched":["Magick.NET-Q16-AnyCPU 14.10.3","Magick.NET-Q16-HDRI-AnyCPU 14.10.3","Magick.NET-Q16-HDRI-OpenMP-arm64 14.10.3","Magick.NET-Q16-HDRI-OpenMP-x64 14.10.3","Magick.NET-Q16-HDRI-arm64 14.10.3","Magick.NET-Q16-HDRI-x64 14.10.3","Magick.NET-Q16-HDRI-x86 14.10.3","Magick.NET-Q16-OpenMP-arm64 14.10.3","Magick.NET-Q16-OpenMP-x64 14.10.3","Magick.NET-Q16-OpenMP-x86 14.10.3","Magick.NET-Q16-arm64 14.10.3","Magick.NET-Q16-x64 14.10.3","Magick.NET-Q16-x86 14.10.3","Magick.NET-Q8-AnyCPU 14.10.3","Magick.NET-Q8-OpenMP-arm64 14.10.3","Magick.NET-Q8-OpenMP-x64 14.10.3","Magick.NET-Q8-arm64 14.10.3","Magick.NET-Q8-x64 14.10.3","Magick.NET-Q8-x86 14.10.3"],"published":"2026-02-25","updated":"2026-11-03","sourceUpdated":"2026-11-03T17:38:15Z","source":"GHSA","sourceUrl":"https://github.com/advisories/GHSA-273h-m46v-96q4","references":[{"url":"https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-273h-m46v-96q4"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-25984"},{"url":"https://github.com/ImageMagick/ImageMagick/commit/5b91ab69af614024255fd93dcc9a62b41fbc435c"},{"url":"https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3"},{"url":"https://github.com/advisories/GHSA-273h-m46v-96q4"}],"tags":["ghsa","nuget"],"epss":0.00236,"epssPercentile":0.14571,"ingestedAt":"2026-11-03T17:50:48.248Z","slug":"CVE-2026-56367","body":"## Overview\n\nAn integer overflow in the PSB (PSD v2) RLE decoding path causes a heap out-of-bounds read on 32-bit builds. This can lead to information disclosure or a crash when processing crafted PSB files.\n\n```\n=================================================================\n==3298==ERROR: AddressSanitizer: heap-buffer-overflow on address 0xf512eb00 at pc 0xf76760b5 bp 0xffc1dfb8 sp 0xffc1dfa8\nREAD of size 8 at 0xf512eb00 thread T0\n    #0 0xf76760b4 in ReadPSDChannelRLE coders/psd.c:1141\n```\n\n## Affected packages\n\n- `Magick.NET-Q16-AnyCPU < 14.10.3`\n- `Magick.NET-Q16-HDRI-AnyCPU < 14.10.3`\n- `Magick.NET-Q16-HDRI-OpenMP-arm64 < 14.10.3`\n- `Magick.NET-Q16-HDRI-OpenMP-x64 < 14.10.3`\n- `Magick.NET-Q16-HDRI-arm64 < 14.10.3`\n- `Magick.NET-Q16-HDRI-x64 < 14.10.3`\n- `Magick.NET-Q16-HDRI-x86 < 14.10.3`\n- `Magick.NET-Q16-OpenMP-arm64 < 14.10.3`\n- `Magick.NET-Q16-OpenMP-x64 < 14.10.3`\n- `Magick.NET-Q16-OpenMP-x86 < 14.10.3`\n- `Magick.NET-Q16-arm64 < 14.10.3`\n- `Magick.NET-Q16-x64 < 14.10.3`\n- `Magick.NET-Q16-x86 < 14.10.3`\n- `Magick.NET-Q8-AnyCPU < 14.10.3`\n- `Magick.NET-Q8-OpenMP-arm64 < 14.10.3`\n- `Magick.NET-Q8-OpenMP-x64 < 14.10.3`\n- `Magick.NET-Q8-arm64 < 14.10.3`\n- `Magick.NET-Q8-x64 < 14.10.3`\n- `Magick.NET-Q8-x86 < 14.10.3`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `Magick.NET-Q16-AnyCPU 14.10.3`\n- `Magick.NET-Q16-HDRI-AnyCPU 14.10.3`\n- `Magick.NET-Q16-HDRI-OpenMP-arm64 14.10.3`\n- `Magick.NET-Q16-HDRI-OpenMP-x64 14.10.3`\n- `Magick.NET-Q16-HDRI-arm64 14.10.3`\n- `Magick.NET-Q16-HDRI-x64 14.10.3`\n- `Magick.NET-Q16-HDRI-x86 14.10.3`\n- `Magick.NET-Q16-OpenMP-arm64 14.10.3`\n- `Magick.NET-Q16-OpenMP-x64 14.10.3`\n- `Magick.NET-Q16-OpenMP-x86 14.10.3`\n- `Magick.NET-Q16-arm64 14.10.3`\n- `Magick.NET-Q16-x64 14.10.3`\n- `Magick.NET-Q16-x86 14.10.3`\n- `Magick.NET-Q8-AnyCPU 14.10.3`\n- `Magick.NET-Q8-OpenMP-arm64 14.10.3`\n- `Magick.NET-Q8-OpenMP-x64 14.10.3`\n- `Magick.NET-Q8-arm64 14.10.3`\n- `Magick.NET-Q8-x64 14.10.3`\n- `Magick.NET-Q8-x86 14.10.3`","depth":"sunlit","depthScore":20,"depthScoreParts":{"impact":20.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}