CVE-2023-46407

2023-10-2720:15:09

Debian Security Bug Tracker

security-tracker.debian.org

ffmpeg

security vulnerability

out of bounds read

alphabet size

commit bf814

unix

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

0.001 Low

EPSS

Percentile

20.8%

JSON

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.

OSVersionArchitecturePackageVersionFilename
Debian12allffmpeg< 7:5.1.4-0+deb12u1ffmpeg_7:5.1.4-0+deb12u1_all.deb
Debian11allffmpeg< 7:4.3.6-0+deb11u1ffmpeg_7:4.3.6-0+deb11u1_all.deb
Debian10allffmpeg< 7:4.1.9-0+deb10u1ffmpeg_7:4.1.9-0+deb10u1_all.deb
Debian999allffmpeg< 7:6.1.1-4ffmpeg_7:6.1.1-4_all.deb
Debian13allffmpeg< 7:6.1.1-4ffmpeg_7:6.1.1-4_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	ffmpeg	< 7:5.1.4-0+deb12u1	ffmpeg_7:5.1.4-0+deb12u1_all.deb
Debian	11	all	ffmpeg	< 7:4.3.6-0+deb11u1	ffmpeg_7:4.3.6-0+deb11u1_all.deb
Debian	10	all	ffmpeg	< 7:4.1.9-0+deb10u1	ffmpeg_7:4.1.9-0+deb10u1_all.deb
Debian	999	all	ffmpeg	< 7:6.1.1-4	ffmpeg_7:6.1.1-4_all.deb
Debian	13	all	ffmpeg	< 7:6.1.1-4	ffmpeg_7:6.1.1-4_all.deb