CVE-2022-3964
Published: 13 November 2022
A vulnerability classified as problematic has been found in ffmpeg. This affects an unknown part of the file libavcodec/rpzaenc.c of the component QuickTime RPZA Video Encoder. The manipulation of the argument y_size leads to out-of-bounds read. It is possible to initiate the attack remotely. The name of the patch is 92f9b28ed84a77138105475beba16c146bdaf984. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-213543.
Notes
| Author | Note |
|---|---|
| ccdm94 | the RPZA Encoder functions are not available in ffmpeg before version 4.4, meaning, versions before 4.4 are not vulnerable to this issue. |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
ffmpeg Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| focal |
Not vulnerable
(code not present)
|
|
| jammy |
Released
(7:4.4.2-0ubuntu0.22.04.1+esm1)
Available with Ubuntu Pro |
|
| kinetic |
Released
(7:5.1.1-1ubuntu2.1)
|
|
| lunar |
Ignored
(end of life, was needed)
|
|
| mantic |
Needed
|
|
| trusty |
Does not exist
|
|
| upstream |
Released
(n6.0)
|
|
| xenial |
Not vulnerable
(code not present)
|
|
|
Patches: upstream: https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/92f9b28ed84a77138105475beba16c146bdaf984 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.1 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H |