CVE-2025-55639
6.5
MEDIUM
CVSS 3.1
EPSS 0.35%
Description
GPAC MP4Box v2.4 was discovered to contain a NULL pointer dereference in the gf_isom_add_track_kind() function at isomedia/isom_write.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file.
How to fix CVE-2025-55639
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/gpac—no fix listed
Is CVE-2025-55639 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |