CVE-2021-38171

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

adts_decode_extradata in libavformat/adtsenc.c in FFmpeg 4.4 does not check the init_get_bits return value, which is a necessary step because the second argument to init_get_bits can be crafted.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-252

Affected software

No affected versions have been published.

Timeline

Published: Aug 21, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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