CVE-2025-55667

A segmentation violation in the dump_isom_saps function (/mp4box/filedump.c) of GPAC MP4Box v2.5-DEV-rev1672-gc9a31d0e1-masterallows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.

CVSS 3.1

5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

0.2% chance of exploitation in the next 30 days; higher than 16% of CVEs (scores of 2026-10-25)

CWE

CWE-119

Published

2026-10-19

Modified

2026-10-20

Record from

the NVD, synced 2026-10-21

References

• https://github.com/gpac/gpac/commit/e6d01820d7bf3967d931fedb379ee5f209bc133b
• https://github.com/gpac/gpac/issues/3321
• https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/57/57_dump_isom_saps_filedump_c_1743
• https://infosec.exchange/@sigdevel/117456648463009125
• http://www.openwall.com/lists/oss-security/2026/10/20/8

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