CVE-2024-39279
Publication date 11 February 2025
Last updated 3 July 2025
Ubuntu priority
Description
Insufficient granularity of access control in UEFI firmware in some Intel(R) processors may allow a authenticated user to potentially enable denial of service via local access.
From the Ubuntu Security Team
Ke Sun, Alyssa Milburn, Benoit Morgan, and Erik Bjorge discovered that the UEFI firmware for some Intel® processors did not properly restrict access. An authenticated local attacker could use this issue to cause a denial of service.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| intel-microcode | ||
| 24.04 LTS noble |
Fixed in 3.20250211.0ubuntu0.24.04.1
|
|
| 22.04 LTS jammy |
Fixed in 3.20250211.0ubuntu0.22.04.1
|
|
| 20.04 LTS focal |
Fixed in 3.20250211.0ubuntu0.20.04.1
|
|
| 18.04 LTS bionic |
Fixed in 3.20250211.0ubuntu0.18.04.1+esm1
|
|
| 16.04 LTS xenial |
Fixed in 3.20250211.0ubuntu0.16.04.1+esm1
|
|
| 14.04 LTS trusty | Ignored trusty does not support microcode loading |
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 Pro 30-day free trialSeverity score breakdown
CVSS version: CVSS v3.0
Base score
6.5 · Medium
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
References
Related Ubuntu Security Notices (USN)
- USN-7269-1
- Intel Microcode vulnerabilities
- 17 February 2025
- USN-7269-2
- Intel Microcode vulnerabilities
- 24 February 2025