What is GHSA-8r7h-84x7-5m9j?

GHSA-8r7h-84x7-5m9j is a security advisory published by GitHub Security Advisories with Medium severity. GPAC MP4Box v2.4 was discovered to contain a floating point exception in the gf_parse_lfrac...

Which CVE IDs does GHSA-8r7h-84x7-5m9j cover?

GHSA-8r7h-84x7-5m9j covers the following CVE IDs: CVE-2025-55653. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-8r7h-84x7-5m9j?

GHSA-8r7h-84x7-5m9j has a CVSS v3 base score of 5.5, published by GitHub Security Advisories.

GHSA-8r7h-84x7-5m9jMediumCVSS 5.5

GPAC MP4Box v2.4 was discovered to contain a floating point exception in the gf_parse_lfrac...

Vendor

GitHub Security Advisories

Published

October 16, 2026

Last Modified

October 20, 2026

🔗 CVE IDs covered (1)

CVE-2025-55653 →

📋 Description

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, terminating the process with SIGFPE.

🔗 References (6)

https://nvd.nist.gov/vuln/detail/CVE-2025-55653
https://github.com/gpac/gpac/issues/3247
https://github.com/gpac/gpac/commit/4bbb6e5
https://infosec.exchange/@sigdevel/116769079013422405
http://www.openwall.com/lists/oss-security/2026/10/17/4
https://github.com/advisories/GHSA-8r7h-84x7-5m9j