CVE-2024-38805

Publication date 12 August 2025

Last updated 8 October 2025

Ubuntu priority

Cvss 3 Severity Score

Description

EDK2 contains a vulnerability in BIOS where a user may cause an Integer Overflow or Wraparound by network means. A successful exploitation of this vulnerability may lead to denial of service.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
edk2	25.10 questing	Fixed 2025.02-8ubuntu3
	25.04 plucky	Needs evaluation
	24.04 LTS noble	Needs evaluation
	22.04 LTS jammy	Needs evaluation
	20.04 LTS focal	Needs evaluation
	18.04 LTS bionic	Needs evaluation
	16.04 LTS xenial	Needs evaluation

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
edk2	Upstream: b3a2f7f

Severity score breakdown

Parameter	Value
Base score	6.3 · Medium
Attack vector	Adjacent
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	Low
Availability impact	High
Vector	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H