Bug 1713186
| Summary: | Mechanism in Cockpit to enable/disable SMT | ||
|---|---|---|---|
| Product: | Red Hat Enterprise Linux 8 | Reporter: | Oneata Mircea Teodor <toneata> |
| Component: | cockpit | Assignee: | Martin Pitt <mpitt> |
| Status: | CLOSED ERRATA | QA Contact: | Jan Ščotka <jscotka> |
| Severity: | high | Docs Contact: | Vendula Ferschmannova <vferschm> |
| Priority: | unspecified | ||
| Version: | 8.0 | CC: | lmanasko, mpitt, release-test-team-automation, tbowling |
| Target Milestone: | rc | Keywords: | Extras, ZStream |
| Target Release: | 8.0 | ||
| Hardware: | Unspecified | ||
| OS: | Unspecified | ||
| Whiteboard: | |||
| Fixed In Version: | Doc Type: | Enhancement | |
| Doc Text: |
.Enabling and disabling SMT
Simultaneous Multi-Threading (SMT) configuration is now available in RHEL 8. Disabling SMT in the web console allows you to mitigate a class of CPU security vulnerabilities such as:
* link:https://access.redhat.com/security/vulnerabilities/mds[Microarchitectural Data Sampling]
* link:https://access.redhat.com/security/vulnerabilities/L1TF[L1 Terminal Fault Attack]
|
Story Points: | --- |
| Clone Of: | 1678956 | Environment: | |
| Last Closed: | 2019-06-18 17:21:54 UTC | Type: | Enhancement |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
| Bug Depends On: | 1678933, 1678956 | ||
| Bug Blocks: | 1701002 | ||
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Comment 2
Martin Pitt
2019-05-23 13:55:56 UTC
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHEA-2019:1538 |