CVE-2020-22049

2021-06-0200:00:00

ubuntu.com

denial of service

ffmpeg 4.2

wtvfile_open_sector

wtvdec.c

memory leak

unix

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.003

Percentile

71.8%

JSON

A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak
in the wtvfile_open_sector function in wtvdec.c.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchffmpeg< 7:3.4.8-0ubuntu0.2UNKNOWN
ubuntu20.04noarchffmpeg< 7:4.2.4-1ubuntu0.1UNKNOWN
ubuntu16.04noarchffmpeg< 7:2.8.17-0ubuntu0.1+esm3UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	ffmpeg	< 7:3.4.8-0ubuntu0.2	UNKNOWN
ubuntu	20.04	noarch	ffmpeg	< 7:4.2.4-1ubuntu0.1	UNKNOWN
ubuntu	16.04	noarch	ffmpeg	< 7:2.8.17-0ubuntu0.1+esm3	UNKNOWN