CVE-2022-3266
Publication date 28 September 2022
Last updated 24 July 2024
Ubuntu priority
An out-of-bounds read can occur when decoding H264 video. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| firefox | ||
| 22.04 LTS jammy |
Not affected
|
|
| 20.04 LTS focal |
Fixed 105.0+build2-0ubuntu0.20.04.1
|
|
| 18.04 LTS bionic |
Fixed 105.0+build2-0ubuntu0.18.04.1
|
|
| 16.04 LTS xenial | Ignored end of standard support | |
| 14.04 LTS trusty | Ignored end of standard support | |
| thunderbird | ||
| 22.04 LTS jammy |
Fixed 1:102.4.2+build2-0ubuntu0.22.04.1
|
|
| 20.04 LTS focal |
Fixed 1:102.4.2+build2-0ubuntu0.20.04.1
|
|
| 18.04 LTS bionic |
Fixed 1:102.4.2+build2-0ubuntu0.18.04.1
|
|
| 16.04 LTS xenial | Ignored end of standard support | |
| 14.04 LTS trusty | Ignored end of standard support |
Notes
mdeslaur
starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
5.5 · Medium
|
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-5649-1
- Firefox vulnerabilities
- 30 September 2022
- USN-5724-1
- Thunderbird vulnerabilities
- 11 November 2022