SB2023050236 - Remote code execution in FFmpeg
Published: May 2, 2023
Security Bulletin ID
SB2023050236
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2022-48434)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in libavcodec/pthread_frame.c. A remote attacker can pass a specially crafted file to the application, trigger a use-after-free error and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Remediation
Install update from vendor's website.
References
- https://wrv.github.io/h26forge.pdf
- https://news.ycombinator.com/item?id=35356201
- https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/cc867f2c09d2b69cee8a0eccd62aff002cbbfe11
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PQHNSWXFUN3VJ3AO2AEJUK3BURSGM5G2/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KOMB6WRUC55VWV25IKJTV22KARBUGWGQ/