CVE-2023-49502: Buffer Overflow
First published: Fri Apr 19 2024(Updated: )
Buffer Overflow vulnerability in Ffmpeg v.n6.1-3-g466799d4f5 allows a local attacker to execute arbitrary code via the ff_bwdif_filter_intra_c function in the libavfilter/bwdifdsp.c:125:5 component.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ubuntu/ffmpeg | <7:3.4.11-0ubuntu0.1+ | 7:3.4.11-0ubuntu0.1+ |
| ubuntu/ffmpeg | <7:4.2.7-0ubuntu0.1+ | 7:4.2.7-0ubuntu0.1+ |
| ubuntu/ffmpeg | <7:4.4.2-0ubuntu0.22.04.1+ | 7:4.4.2-0ubuntu0.22.04.1+ |
| ubuntu/ffmpeg | <7:6.0-6ubuntu1.1 | 7:6.0-6ubuntu1.1 |
| ubuntu/ffmpeg | <7:6.1.1-3ubuntu5+ | 7:6.1.1-3ubuntu5+ |
| debian/ffmpeg | <=7:4.3.6-0+deb11u1<=7:4.3.7-0+deb11u1<=7:5.1.5-0+deb12u1<=7:6.1.1-4<=7:6.1.1-5 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2023-49502
- https://github.com/FFmpeg/FFmpeg
- https://ubuntu.com/security/notices/USN-6803-1
- https://nvd.nist.gov/vuln/detail/CVE-2023-49502
- https://launchpad.net/bugs/cve/CVE-2023-49502
- https://security-tracker.debian.org/tracker/CVE-2023-49502
- https://ubuntu.com/security/CVE-2023-49502
- https://trac.ffmpeg.org/ticket/10688
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LE3ASLH6QF2E5OVJI5VA3JSEPJFFFMNY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPETICRXUOGRIM4U3BCRTIKE3IZWCSBT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6G7EYH2JAK5OJPVNC6AXYQ5K7YGYNCDN/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6G7EYH2JAK5OJPVNC6AXYQ5K7YGYNCDN/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IPETICRXUOGRIM4U3BCRTIKE3IZWCSBT/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LE3ASLH6QF2E5OVJI5VA3JSEPJFFFMNY/
- https://github.com/FFmpeg/FFmpeg/commit/737ede405b11a37fdd61d19cf25df296a0cb0b75
Frequently Asked Questions
What is the severity of CVE-2023-49502?
CVE-2023-49502 is classified as a high severity vulnerability due to potential arbitrary code execution.
How do I fix CVE-2023-49502?
To fix CVE-2023-49502, update ffmpeg to a secure version such as 7:3.4.11-0ubuntu0.1+, 7:4.2.7-0ubuntu0.1+, 7:4.4.2-0ubuntu0.22.04.1+, or later versions listed for your specific distribution.
Who is affected by CVE-2023-49502?
CVE-2023-49502 affects users of ffmpeg versions prior to the fixed versions specified for Ubuntu and Debian.
What components are involved in CVE-2023-49502?
CVE-2023-49502 involves the libavfilter component, specifically the ff_bwdif_filter_intra_c function.
Can CVE-2023-49502 be exploited remotely?
CVE-2023-49502 requires local access for exploitation, making it less impactful from a remote attack perspective.
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