What is CVE-2025-55664?

CVE-2025-55664 is a medium-severity vulnerability in N/a, classified under Heap-based Buffer Overflow. CVSS score: 5.5/10. Published 2026-06-01.

How severe is CVE-2025-55664?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Buffer overflow in N/a

CVE-2025-55664

A heap buffer overflow in the m2tsdmx_send_packet function (filters/dmx_m2ts.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.

Vulnerability class: Buffer Overflow

EPSS: 0.000 (1.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

N/a — versions n/a

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

References

cve@mitre.org
cve@mitre.org
cve@mitre.org
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2025-55664?: CVE-2025-55664 is a medium-severity vulnerability in N/a, classified under Heap-based Buffer Overflow. CVSS score: 5.5/10. Published 2026-06-01.
How severe is CVE-2025-55664?: Medium severity. CVSS v3 base score is 5.5 out of 10.