CVE-2020-21688
Published: 10 August 2021
A heap-use-after-free in the av_freep function in libavutil/mem.c of FFmpeg 4.2 allows attackers to execute arbitrary code.
Priority
Status
Package | Release | Status |
---|---|---|
ffmpeg Launchpad, Ubuntu, Debian |
bionic |
Released
(7:3.4.11-0ubuntu0.1)
|
focal |
Released
(7:4.2.7-0ubuntu0.1)
|
|
hirsute |
Ignored
(reached end-of-life)
|
|
impish |
Not vulnerable
(7:4.4-6ubuntu5)
|
|
jammy |
Not vulnerable
(7:4.4.1-3ubuntu2)
|
|
kinetic |
Not vulnerable
(7:4.4.1-3ubuntu2)
|
|
lunar |
Not vulnerable
(7:4.4.1-3ubuntu2)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(4.4)
|
|
xenial |
Released
(7:2.8.17-0ubuntu0.1+esm2)
|
|
Patches: upstream: http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=22c3cd176079dd104ec7610ead697235b04396f1 |
||
qtwebengine-opensource-src Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
focal |
Needs triage
|
|
hirsute |
Ignored
(reached end-of-life)
|
|
impish |
Ignored
(reached end-of-life)
|
|
jammy |
Needs triage
|
|
kinetic |
Needs triage
|
|
lunar |
Needs triage
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Ignored
(out of standard support)
|
|
vice Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
focal |
Needs triage
|
|
hirsute |
Ignored
(reached end-of-life)
|
|
impish |
Ignored
(reached end-of-life)
|
|
jammy |
Needs triage
|
|
kinetic |
Needs triage
|
|
lunar |
Needs triage
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Needs triage
|
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 |