CVE-2023-45733
Publication date 16 May 2024
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
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 IntelĀ® 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 trusty doesn't support early microcode loading at runtime |
Get expanded security coverage with Ubuntu Pro
Reduce your average CVE exposure time from 98 days to 1 day with expanded CVE patching, ten-years security maintenance and optional support for the full stack of open-source applications. Free for personal use.
Get Ubuntu ProSeverity score breakdown
Parameter | Value |
---|---|
Base score | 2.8 · Low |
Attack vector | Local |
Attack complexity | High |
Privileges required | Low |
User interaction | None |
Scope | Changed |
Confidentiality | Low |
Integrity impact | None |
Availability impact | None |
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