PT-2019-6455 · FFmpeg+6 · Ffmpeg+6
Published
2019-09-11
·
Updated
2026-02-06
·
CVE-2020-22038
CVSS v2.0
7.8
High
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:C |
Name of the Vulnerable Software and Affected Versions
FFmpeg version 4.2
Description
The issue is related to a memory leak in the
ff v4l2 m2m create context function in v4l2 m2m.c of the FFmpeg multimedia library. This leak occurs due to incorrect memory deallocation before the removal of the last reference. Exploitation of this issue can allow a remote attacker to cause a denial of service.Recommendations
For FFmpeg version 4.2, consider disabling the
ff v4l2 m2m create context function as a temporary workaround until a patch is available. Restrict access to the v4l2 m2m.c component to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.Exploit
DoS
Memory Leak
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Astra Linux
Debian
Ffmpeg
Linuxmint
Suse
Ubuntu