CVE-2022-23823
Publication date 15 June 2022
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
A potential vulnerability in some AMD processors using frequency scaling may allow an authenticated attacker to execute a timing attack to potentially enable information disclosure.
Status
Package | Ubuntu Release | Status |
---|---|---|
amd64-microcode | 22.04 LTS jammy |
Not affected
|
20.04 LTS focal |
Not affected
|
|
18.04 LTS bionic |
Not affected
|
|
16.04 LTS xenial |
Not affected
|
|
14.04 LTS trusty |
Not affected
|
Notes
mdeslaur
AMD will not be fixing this issue with microcode updates. As of 2022-06-16, there are no software mitigations available to fix this issue.
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.5 · Medium |
Attack vector | Network |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | None |
Availability impact | None |
Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |