Vulnerabilities > CVE-2021-38171 - Unchecked Return Value vulnerability in multiple products
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
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.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 1 | |
| OS | 3 |
Common Weakness Enumeration (CWE)
References
- https://github.com/FFmpeg/FFmpeg/commit/9ffa49496d1aae4cbbb387aac28a9e061a6ab0a6
- https://github.com/FFmpeg/FFmpeg/commit/9ffa49496d1aae4cbbb387aac28a9e061a6ab0a6
- https://lists.debian.org/debian-lts-announce/2021/11/msg00012.html
- https://lists.debian.org/debian-lts-announce/2021/11/msg00012.html
- https://patchwork.ffmpeg.org/project/ffmpeg/patch/AS8P193MB12542A86E22F8207EC971930B6F19%40AS8P193MB1254.EURP193.PROD.OUTLOOK.COM/
- https://patchwork.ffmpeg.org/project/ffmpeg/patch/AS8P193MB12542A86E22F8207EC971930B6F19%40AS8P193MB1254.EURP193.PROD.OUTLOOK.COM/
- https://security.gentoo.org/glsa/202312-14
- https://security.gentoo.org/glsa/202312-14
- https://www.debian.org/security/2021/dsa-4990
- https://www.debian.org/security/2021/dsa-4990
- https://www.debian.org/security/2021/dsa-4998
- https://www.debian.org/security/2021/dsa-4998