CVE-2023-46407

Summary

CVE-2023-46407 is a newly identified vulnerability affecting FFmpeg versions prior to commit bf814. This issue involves an out-of-bounds read vulnerability in the read_vlc_prefix() function. The dist->alphabet_size variable is the culprit, allowing an attacker to read beyond the intended memory boundary. Exploitation of this vulnerability could potentially lead to critical system information disclosure or even code execution, posing a significant risk to affected systems. It is advised to update FFmpeg to the latest version to mitigate this threat.

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