CVE-2025-55639

medium

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.

References

https://infosec.exchange/@sigdevel/116769184815236865

https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/23/23_poc.mp4

https://github.com/gpac/gpac/issues/3260

https://github.com/gpac/gpac/commit/027ce139dda498ee95df36db9f9f6f3cadce8ec9

Details

Source: Mitre, NVD

Published: 2026-06-23

Updated: 2026-06-23

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 6.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Severity: Medium

EPSS

EPSS: 0.00325