Medium severity · published Oct 27, 2023
CVE-2023-46407
FFmpeg prior to commit bf814 was discovered to contain an out of bounds read via the dist->alphabet_size variable in the read_vlc_prefix() function
5.5
CVSS
0.3%
EPSS
No
On KEV
Description
FFmpeg prior to commit bf814 was discovered to contain an out of bounds read via the dist->alphabet_size variable in the read_vlc_prefix() function.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FF
Ffmpeg · Ffmpeg
6.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-46407
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-46407
Patch
https://github.com/FFmpeg/FFmpeg/commit/bf814387f42e9b0dea9d75c03db4723c88e7d962
Patch
https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231013014959.536776-1-leo.izen%40gmail.com/
Patch
https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231015004924.597746-1-leo.izen%40gmail.com/
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