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OpenAdvisories
High · 7.8 CVE-2026-95121 EUVD-2026-98805GHSA-6cvh-jwvc-xjw2

An issue in mp4v2 2.0.0 allows an attacker to execute arbitrary code via the MP4RtpAtom::ReadHntiType() in src/atom_rtp.cpp. A specially cr…

Published Oct 13, 2026 · Updated Oct 14, 2026 · Assigned by mitre

Description

An issue in mp4v2 2.0.0 allows an attacker to execute arbitrary code via the MP4RtpAtom::ReadHntiType() in src/atom_rtp.cpp. A specially crafted MP4 file can cause an undersized rtp atom to produce a near-2^64 allocation size through an unchecked offset subtraction

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Ubuntu 18.04 LTS mp4v2 No fix yet —
Ubuntu 16.04 LTS mp4v2 No fix yet —

References