CVE-2021-33815
Published: 3 June 2021
dwa_uncompress in libavcodec/exr.c in FFmpeg 4.4 allows an out-of-bounds array access because dc_count is not strictly checked.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
ffmpeg Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| focal |
Not vulnerable
(code not present)
|
|
| groovy |
Not vulnerable
|
|
| hirsute |
Not vulnerable
|
|
| impish |
Ignored
(end of life)
|
|
| jammy |
Not vulnerable
(7:4.4.1-3ubuntu2)
|
|
| trusty |
Does not exist
|
|
| upstream |
Released
(4.4.1)
|
|
| xenial |
Not vulnerable
(code not present)
|
|
|
Patches: upstream: https://github.com/FFmpeg/FFmpeg/commit/26d3c81bc5ef2f8c3f09d45eaeacfb4b1139a777 |
||
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 |