CVE-2020-22040 : A Denial of Service vulnerability exists in FFmpeg 4.2 idue to a memory leak in

A Denial of Service vulnerability exists in FFmpeg 4.2 idue to a memory leak in the v_frame_alloc function in frame.c.

Published 2021-06-01 20:15:08

Updated 2021-06-07 15:35:31

Source MITRE

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2020-22040

Ffmpeg » Ffmpeg » Version: 4.2
cpe:2.3:a:ffmpeg:ffmpeg:4.2:-:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.09%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 38 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:N/A:P	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
6.5	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	2.8	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-401 Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.

Assigned by: nvd@nist.gov (Primary)

https://trac.ffmpeg.org/ticket/8283

#8283 (memory leaks are detected in av_frame_alloc) – FFmpeg
Exploit;Issue Tracking;Vendor Advisory

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