CVE-2018-12181

Publication date 27 March 2019

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Stack overflow in corrupted bmp for EDK II may allow unprivileged user to potentially enable denial of service or elevation of privilege via local access.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
edk2	20.04 LTS focal	Not affected
	19.10 eoan	Not affected
	19.04 disco	Not affected
	18.10 cosmic	Ignored end of life
	18.04 LTS bionic	Fixed 0~20180205.c0d9813c-2ubuntu0.2
	16.04 LTS xenial	Fixed 0~20160408.ffea0a2c-2ubuntu0.1
	14.04 LTS trusty	Not in release

Patch details

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

Package	Patch details
edk2	Upstream: ffe5f7a Upstream: 89910a3

Severity score breakdown

Parameter	Value
Base score	6.0 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	High
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-4349-1
EDK II vulnerabilities
30 April 2020