CVE-2019-17542
CRITICALCVSS 9.8/10EPSS 2.31%
Last modified
CVE-2019-17542 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. FFmpeg before 4.2 has a heap-based buffer overflow in vqa_decode_chunk because of an out-of-array access in vqa_decode_init in libavcodec/vqavideo.c.. EPSS estimates a 2.31% chance of exploitation in the next 30 days.
Description
FFmpeg before 4.2 has a heap-based buffer overflow in vqa_decode_chunk because of an out-of-array access in vqa_decode_init in libavcodec/vqavideo.c.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ffmpeg | Ffmpeg | < 2.8.16 |
| Ffmpeg | Ffmpeg | >= 3.2, < 3.2.15 |
| Ffmpeg | Ffmpeg | >= 3.4, < 3.4.7 |
| Ffmpeg | Ffmpeg | >= 4.0, < 4.0.5 |
| Ffmpeg | Ffmpeg | >= 4.1, < 4.1.5 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Canonical | Ubuntu Linux | 20.04 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15919Issue Tracking, Third Party Advisory
- https://github.com/FFmpeg/FFmpeg/commit/02f909dc24b1f05cfbba75077c7707b905e63cd2Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/12/msg00003.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00022.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202003-65Third Party Advisory
- https://usn.ubuntu.com/4431-1/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4722Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15919Issue Tracking, Third Party Advisory
- https://github.com/FFmpeg/FFmpeg/commit/02f909dc24b1f05cfbba75077c7707b905e63cd2Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/12/msg00003.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00022.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202003-65Third Party Advisory
- https://usn.ubuntu.com/4431-1/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4722Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-17542?
FFmpeg before 4.2 has a heap-based buffer overflow in vqa_decode_chunk because of an out-of-array access in vqa_decode_init in libavcodec/vqavideo.c.
How severe is CVE-2019-17542?
CVE-2019-17542 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.31% probability of exploitation in the next 30 days.
How do I fix CVE-2019-17542?
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-2019-17542?
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Scan your code nowSource: NVD / NIST