Medium 5.5Published Jun 1, 2026

CVE-2025-55664A 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.

Updated under an hour ago (2026-10-19 07:23 UTC)

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Exploited in the last 30 days

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.

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-122
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Deferred
Record last updated: Jul 22, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

No affected products are listed yet.

References

https://github.com/gpac/gpac/commit/9bd6a72c9efc0513dfd33b87498afc7658dabd26
https://github.com/gpac/gpac/issues/3310
https://infosec.exchange/@sigdevel/116659245751279377
http://www.openwall.com/lists/oss-security/2026/06/01/10

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.