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CVE-2020-22037

Date: June 1, 2021

A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in avcodec_alloc_context3 at options.c.

Severity Score

9.8

Related Resources (9)

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-22037

Url: https://lists.debian.org/debian-lts-announce/2021/11/msg00012.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-22037

Url: https://trac.ffmpeg.org/ticket/8281

Url: https://www.debian.org/security/2021/dsa-4990

Url: https://security.alpinelinux.org/vuln/CVE-2020-22037

Url: https://www.debian.org/security/2021/dsa-4998

Url: https://security-tracker.debian.org/tracker/CVE-2020-22037

Url: https://www.mend.io/vulnerability-database/CVE-2020-22037

Severity Score

9.8

Weakness Type (CWE)

Missing Release of Memory after Effective Lifetime

CWE-401

CVSS v3.1

Base Score:	9.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	8.8
Access Vector (AV):
Access Complexity (AC):
Authentication (AU):
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH
Additional information:

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