CVE-2023-46407

MEDIUM
5.5
CVSS Score
Published: October 27, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 06:30 AM UTC
1 product affected across 1 vendorFFMPEG

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-125

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