CVE-2022-39189

CVE Details

Release Date:

2022-09-02

Description

An issue was discovered the x86 KVM subsystem in the Linux kernel before 5.18.17. Unprivileged guest users can compromise the guest kernel because TLB flush operations are mishandled in certain KVM_VCPU_PREEMPTED situations.

See more information about CVE-2022-39189 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score:	7.8	Base Metrics:	AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector:	Local network	Attack Complexity:	Low
Privileges Required:	Low	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	High
Integrity Impact:	High	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 7 (kernel-uek)	ELSA-2023-12588	2023-07-12
Oracle Linux version 7 (kernel-uek-container)	ELSA-2023-12590	2023-07-11
Oracle Linux version 8 (kernel)	ELSA-2023-2951	2023-05-23
Oracle Linux version 8 (kernel-uek)	ELSA-2023-12588	2023-07-12
Oracle Linux version 8 (kernel-uek-container)	ELSA-2023-12591	2023-07-12
Oracle Linux version 9 (kernel)	ELSA-2023-2458	2023-05-15

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team