CVE-2024-39279

Publication date 11 February 2025

Last updated 24 February 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

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 24.10 oracular
Fixed 3.20250211.0ubuntu0.24.10.1
24.04 LTS noble
Fixed 3.20250211.0ubuntu0.24.04.1
22.04 LTS jammy
Fixed 3.20250211.0ubuntu0.22.04.1
20.04 LTS focal
Fixed 3.20250211.0ubuntu0.20.04.1
18.04 LTS bionic
16.04 LTS xenial

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Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Changed
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H