CVE-2023-45733
Publication date 16 May 2024
Last updated 26 August 2025
Ubuntu priority
Description
Hardware logic contains race conditions in some Intel(R) Processors may allow an authenticated user to potentially enable partial information disclosure via local access.
From the Ubuntu Security Team
It was discovered that some Intel® Processors did not properly protect against concurrent accesses. A local attacker could use this to obtain sensitive information.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| intel-microcode | 24.04 LTS noble |
Fixed 3.20240514.0ubuntu0.24.04.1
|
| 22.04 LTS jammy |
Fixed 3.20240514.0ubuntu0.22.04.1
|
|
| 20.04 LTS focal |
Fixed 3.20240514.0ubuntu0.20.04.1
|
|
| 18.04 LTS bionic |
Fixed 3.20240514.0ubuntu0.18.04.1+esm1
|
|
| 16.04 LTS xenial |
Fixed 3.20240514.0ubuntu0.16.04.1+esm1
|
|
| 14.04 LTS trusty | Ignored end of ESM support, was ignored [trusty doesn't support early microcode loading at runtime] |
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CVSS version: CVSS v3.0
Base score
2.8 · Low
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N
References
Related Ubuntu Security Notices (USN)
- USN-6797-1
- Intel Microcode vulnerabilities
- 29 May 2024