CVE-2022-3109: Null Pointer Dereference
First published: Wed Dec 14 2022(Updated: )
[Suggested description] An issue was discovered in the FFmpeg through 3.0. vp3_decode_frame in libavcodec/vp3.c lacks check of the return value of av_malloc() and will cause the null pointer dereference. ------------------------------------------ [VulnerabilityType Other] NULL Pointer Dereference ------------------------------------------ [Vendor of Product] the development group ------------------------------------------ [Affected Product Code Base] FFmpeg - 3.0 ------------------------------------------ [Reference] <a href="https://github.com/FFmpeg/FFmpeg/commit/656cb0450aeb73b25d7d26980af342b37ac4c568">https://github.com/FFmpeg/FFmpeg/commit/656cb0450aeb73b25d7d26980af342b37ac4c568</a> ------------------------------------------ [Discoverer] Jiasheng Jiang
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/FFmpeg | <5.1 | 5.1 |
| debian/ffmpeg | <=7:4.1.9-0+deb10u1 | 7:4.1.11-0+deb10u1 7:4.3.6-0+deb11u1 7:5.1.3-1 7:6.0-7 |
| FFmpeg FFmpeg | <5.1 |
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Reference Links
- https://github.com/FFmpeg/FFmpeg/commit/656cb0450aeb73b25d7d26980af342b37ac4c568
- https://access.redhat.com/security/cve/CVE-2022-3109
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2154844
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2154846
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2154847
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2154848
- https://bugzilla.redhat.com/show_bug.cgi?id=2153551
- https://github.com/FFmpeg/FFmpeg/commit/7694a44baaaa4786995590a8ba2b16acd8ef8177
- https://github.com/FFmpeg/FFmpeg/commit/51efa68ec0b4f42b5b124b8987fb68f60a929c4f
- https://security-tracker.debian.org/tracker/CVE-2022-3109
- https://lists.debian.org/debian-lts-announce/2023/06/msg00016.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KOMB6WRUC55VWV25IKJTV22KARBUGWGQ/
- https://www.debian.org/security/2023/dsa-5394
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KOMB6WRUC55VWV25IKJTV22KARBUGWGQ/
Frequently Asked Questions
What is CVE-2022-3109?
CVE-2022-3109 is a vulnerability in the FFmpeg package that can cause a null pointer dereference, impacting availability.
How does CVE-2022-3109 impact availability?
CVE-2022-3109 can lead to a null pointer dereference, which can result in crashes or system instability.
What is the severity of CVE-2022-3109?
CVE-2022-3109 has a severity rating of 7.5, indicating a high severity.
How do I fix CVE-2022-3109?
To fix CVE-2022-3109, update the FFmpeg package to version 5.1 or higher.
Where can I find more information about CVE-2022-3109?
You can find more information about CVE-2022-3109 in the references provided: [Bugzilla](https://bugzilla.redhat.com/show_bug.cgi?id=2153551), [GitHub](https://github.com/FFmpeg/FFmpeg/commit/656cb0450aeb73b25d7d26980af342b37ac4c568), [Debian mailing list](https://lists.debian.org/debian-lts-announce/2023/06/msg00016.html).
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