PT-2021-4512 · FFmpeg+4 · Ffmpeg+4
Published
2019-09-11
·
Updated
2022-06-08
·
CVE-2020-22036
CVSS v3.1
8.8
High
| Vector | AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
FFmpeg version 4.2
Description
A heap-based Buffer Overflow issue exists in the filter intra component of the FFmpeg library, specifically in the libavfilter/vf bwdif.c file. This could lead to memory corruption and other potential consequences. Exploitation of this issue may allow a remote attacker to access confidential data, compromise its integrity, and cause a denial of service.
Recommendations
For FFmpeg version 4.2, consider disabling the filter intra component as a temporary workaround until a patch is available. Restrict access to the vulnerable libavfilter/vf bwdif.c file 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
Memory Corruption
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Astra Linux
Ffmpeg
Linuxmint
Ubuntu