CVE-2019-17542: Buffer Overflow
First published: Mon Oct 14 2019(Updated: )
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.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| 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 | |
| debian/ffmpeg | 7:4.3.7-0+deb11u1 7:5.1.6-0+deb12u1 7:7.0.2-3 |
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Reference Links
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15919
- https://github.com/FFmpeg/FFmpeg/commit/02f909dc24b1f05cfbba75077c7707b905e63cd2
- https://lists.debian.org/debian-lts-announce/2019/12/msg00003.html
- https://security.gentoo.org/glsa/202003-65
- https://www.debian.org/security/2020/dsa-4722
- https://lists.debian.org/debian-lts-announce/2020/07/msg00022.html
- https://usn.ubuntu.com/4431-1/
- https://launchpad.net/bugs/cve/CVE-2019-17542
- https://security-tracker.debian.org/tracker/CVE-2019-17542
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17542
- https://nvd.nist.gov/vuln/detail/CVE-2019-17542
- https://ubuntu.com/security/CVE-2019-17542
Frequently Asked Questions
What is CVE-2019-17542?
CVE-2019-17542 is a vulnerability in FFmpeg before version 4.2 that allows a heap-based buffer overflow.
What is the severity of CVE-2019-17542?
CVE-2019-17542 has a severity rating of 9.8 out of 10, making it critical.
What software is affected by CVE-2019-17542?
FFmpeg versions 2.8.16 to 4.1.5, as well as certain versions of Ubuntu Linux and Debian Linux, are affected by CVE-2019-17542.
How can I fix CVE-2019-17542?
To fix CVE-2019-17542, update FFmpeg to version 4.2 or later.
Where can I find more information about CVE-2019-17542?
You can find more information about CVE-2019-17542 at the following references: [CVE Details](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17542), [OSS-Fuzz](https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15919), [Ubuntu Security Notices](https://ubuntu.com/security/notices/USN-4431-1).
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