{"id":"CVE-2025-55653","title":"GPAC MP4Box v2.4 was discovered to contain a floating point exception in the gf_parse_lfrac function (utils/error.c)","summary":"GPAC MP4Box v2.4 was discovered to contain a floating point exception in the gf_parse_lfrac function (utils/error.c). Processing a crafted MP4 file containing a zero-denominator fraction string causes gf_parse_lfrac() to divide by zero, …","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cvssSource":"adp","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-20T19:24:23.758846Z"},"published":"2026-10-16","updated":"2026-10-20","sourceUpdated":"2026-10-20T19:25:01.689Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-55653","references":[{"url":"https://github.com/gpac/gpac/issues/3247"},{"url":"https://github.com/gpac/gpac/commit/4bbb6e5"},{"url":"https://infosec.exchange/@sigdevel/116769079013422405"}],"tags":["cve.org"],"epss":0.00183,"epssPercentile":0.07775,"ingestedAt":"2026-10-16T18:43:08.630Z","slug":"CVE-2025-55653","body":"## Overview\n\nGPAC MP4Box v2.4 was discovered to contain a floating point exception in the gf_parse_lfrac function (utils/error.c). Processing a crafted MP4 file containing a zero-denominator fraction string causes gf_parse_lfrac() to divide by zero, terminating the process with SIGFPE.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":226123,"id":"CVE-2025-55653","ts":1792527524681,"field":"cvss","old":null,"new":"5.5"},{"seq":226122,"id":"CVE-2025-55653","ts":1792527524681,"field":"severity","old":"none","new":"medium"}]}