CVE-2025-55640Published

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

Exact source revision recorded 26 Oct 2026 18:35:30 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

cve-program · CVE-2025-55640

Published

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

Source published: 16 Oct 2026 00:00:00 UTC
Source modified: 26 Oct 2026 17:26:18 UTC
Observed here: 26 Oct 2026 18:35:30 UTC
Source terms: CVE Program Terms of Use

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