CVE-2020-22027
Published: 27 May 2021
A heap-based Buffer Overflow vulnerability exits in FFmpeg 4.2 in deflate16 at libavfilter/vf_neighbor.c, which might lead to memory corruption and other potential consequences.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
ffmpeg Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| focal |
Released
(7:4.2.7-0ubuntu0.1)
|
|
| groovy |
Ignored
(end of life)
|
|
| hirsute |
Not vulnerable
(4.3)
|
|
| impish |
Not vulnerable
(7:4.4-6ubuntu5)
|
|
| jammy |
Not vulnerable
(7:4.4.1-3ubuntu2)
|
|
| trusty |
Does not exist
|
|
| upstream |
Released
(4.3)
|
|
| xenial |
Not vulnerable
(code not present)
|
|
|
Patches: upstream: https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=e787f8fd7ee99ba0c3e0f086ce2ce59eea7ed86c |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |