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CVE-2023-46407

Date: October 26, 2023

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.

Language: C

Severity Score

5.5

Related Resources (8)

Url: https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231015004924.597746-1-leo.izen%40gmail.com/

Url: https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231015004924.597746-1-leo.izen@gmail.com/

Url: https://security-tracker.debian.org/tracker/CVE-2023-46407

Url: https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231013014959.536776-1-leo.izen%40gmail.com/

Url: https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231013014959.536776-1-leo.izen@gmail.com/

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-46407

Url: https://github.com/FFmpeg/FFmpeg/commit/bf814387f42e9b0dea9d75c03db4723c88e7d962

Url: https://www.mend.io/vulnerability-database/CVE-2023-46407

Severity Score

5.5

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

CVSS v3.1

Base Score:	5.5
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	NONE
Availability (A):	NONE

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