PT-2022-34325 · Linux · Linux Kernel
Published
2022-09-17
·
Updated
2022-09-17
None
No severity ratings or metrics are available. When they are, we'll update the corresponding info on the page.
Name of the Vulnerable Software and Affected Versions
Linux Kernel versions 3.17 through 5.4.210
Description
The issue is related to the KVM x86 component, specifically with the handling of the LTR emulation. The problem arises when marking the TSS busy during this emulation, potentially after fault checks have been performed. The actual impact and likelihood of an attack based on this issue have not been fully determined.
Recommendations
For Linux Kernel versions 3.17 through 5.4.210, update to version v5.4.211 or later to resolve the issue.
Found an issue in the description? Have something to add? Feel free to write us 👾
Related Identifiers
Affected Products
Linux Kernel