CVE-2025-55653

CVSS 5.5 (medium) · published 2026-10-16

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.

Weakness: CWE-369

Source: NVD CVE-2025-55653

References

• https://github.com/gpac/gpac/commit/4bbb6e5
• https://github.com/gpac/gpac/issues/3247
• https://infosec.exchange/@sigdevel/116769079013422405
• http://www.openwall.com/lists/oss-security/2026/10/17/4

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