CVE-2021-38114
MEDIUMCVSS 5.5/10EPSS 1.02%
Last modified
CVE-2021-38114 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. libavcodec/dnxhddec.c in FFmpeg 4.4 does not check the return value of the init_vlc function, a similar issue to CVE-2013-0868.. EPSS estimates a 1.02% chance of exploitation in the next 30 days.
Description
libavcodec/dnxhddec.c in FFmpeg 4.4 does not check the return value of the init_vlc function, a similar issue to CVE-2013-0868.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ffmpeg | Ffmpeg | 4.4 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
| Debian | Debian Linux | 11.0 |
References
- https://github.com/FFmpeg/FFmpeg/commit/7150f9575671f898382c370acae35f9087a30ba1Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/08/msg00018.htmlMailing List, Third Party Advisory
- https://www.debian.org/security/2021/dsa-4990Third Party Advisory
- https://www.debian.org/security/2021/dsa-4998Third Party Advisory
- https://github.com/FFmpeg/FFmpeg/commit/7150f9575671f898382c370acae35f9087a30ba1Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/08/msg00018.htmlMailing List, Third Party Advisory
- https://www.debian.org/security/2021/dsa-4990Third Party Advisory
- https://www.debian.org/security/2021/dsa-4998Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-38114?
libavcodec/dnxhddec.c in FFmpeg 4.4 does not check the return value of the init_vlc function, a similar issue to CVE-2013-0868.
How severe is CVE-2021-38114?
CVE-2021-38114 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.02% probability of exploitation in the next 30 days.
How do I fix CVE-2021-38114?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-38114?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST