CVE-2025-55653CWE-369

CVE-2025-55653

Medium · published October 16, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
1.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00121 · 1.8th percentile
Weakness
CWE-369 · Divide By Zero
Published
2026-10-16T23:16Z
References (4)
https://github.com/gpac/gpac/commit/4bbb6e5 · [email protected]https://github.com/gpac/gpac/issues/3247 · [email protected]https://infosec.exchange/@sigdevel/116769079013422405 · [email protected]http://www.openwall.com/lists/oss-security/2026/10/17/4 · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 18 OCT 03:25Z
    EPSS moved — → 0%
    epss
  • 16 OCT 00:00Z
    GPAC MP4Box v2.4 was discovered to contain a floating point exception in the gf_parse_lfrac function (utils/error.c)
    cvelistv5
  • 16 OCT 00:00Z
    GPAC MP4Box v2.4 was discovered to contain a floating point exception in the gf_parse_lfrac function (utils/error.c)
    cvelistv5