What is GHSA-w2wh-pf27-jmh6?

GHSA-w2wh-pf27-jmh6 is a security advisory published by GitHub Security Advisories with Medium severity. A heap buffer overflow in the gf_cenc_set_pssh function (isomedia/drm_sample.c) of GPAC MP4Box v2...

Which CVE IDs does GHSA-w2wh-pf27-jmh6 cover?

GHSA-w2wh-pf27-jmh6 covers the following CVE IDs: CVE-2025-55645. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-w2wh-pf27-jmh6?

GHSA-w2wh-pf27-jmh6 has a CVSS v3 base score of 5.5, published by GitHub Security Advisories.

GHSA-w2wh-pf27-jmh6MediumCVSS 5.5

A heap buffer overflow in the gf_cenc_set_pssh function (isomedia/drm_sample.c) of GPAC MP4Box v2...

Vendor

GitHub Security Advisories

Published

June 15, 2026

Last Modified

June 15, 2026

🔗 CVE IDs covered (1)

CVE-2025-55645 →

📋 Description

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

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2025-55645
https://infosec.exchange/@sigdevel/116736802253007654
http://www.openwall.com/lists/oss-security/2026/06/13/6
https://github.com/advisories/GHSA-w2wh-pf27-jmh6