{"id":"JLSEC-2026-950","summary":"ImageMagick: Heap overflow in sun decoder on 32-bit systems may result in out of bounds write","details":"An Integer Overflow vulnerability exists in the sun decoder. On 32-bit systems/builds, a carefully crafted image can lead to an out of bounds heap write.\n\n```\n=================================================================\n==1967675==ERROR: AddressSanitizer: heap-buffer-overflow on address 0xf190b50e at pc 0x5eae8777 bp 0xffb0fdd8 sp 0xffb0fdd0\nWRITE of size 1 at 0xf190b50e thread T0\n```","modified":"2026-07-30T18:35:51.685409930Z","published":"2026-07-30T16:02:27.435Z","upstream":["CVE-2026-25897","EUVD-2026-7440","GHSA-6j5f-24fw-pqp4"],"database_specific":{"sources":[{"modified":"2026-06-17T10:25:24.100Z","published":"2026-02-24T02:16:00.837Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-25897","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2026-25897","database_specific":{"status":"Analyzed"},"id":"CVE-2026-25897","imported":"2026-07-30T14:08:45.095Z"},{"html_url":"https://github.com/advisories/GHSA-6j5f-24fw-pqp4","id":"GHSA-6j5f-24fw-pqp4","imported":"2026-07-30T14:09:39.254Z","modified":"2026-02-24T15:38:37Z","published":"2026-02-24T15:38:35Z","url":"https://api.github.com/advisories/GHSA-6j5f-24fw-pqp4"},{"published":"2026-02-24T01:16:15Z","url":"https://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2026-7440","html_url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-7440","id":"EUVD-2026-7440","imported":"2026-07-30T14:08:55.148Z","modified":"2026-02-26T15:24:12Z"}],"license":"CC-BY-4.0"},"references":[{"type":"WEB","url":"https://github.com/ImageMagick/ImageMagick/commit/23fde73188ea32c15b607571775d4f92bdb75e60"},{"type":"WEB","url":"https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-6j5f-24fw-pqp4"},{"type":"WEB","url":"https://github.com/advisories/GHSA-6j5f-24fw-pqp4"},{"type":"WEB","url":"https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-25897"}],"affected":[{"package":{"name":"ImageMagick_jll","ecosystem":"Julia","purl":"pkg:julia/ImageMagick_jll?uuid=c73af94c-d91f-53ed-93a7-00f77d67a9d7"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"7.1.2023+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-950.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}