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SUSE: 2024:2911-1 Important: Kernel-Firmware CVE-2023-31315 Alert

suse
Calendar Grey August 14, 2024
Dist Suse Esm H88
Enhance kernel-firmware on openSUSE Linux to mitigate CVE-2023-31315 flaw; system reboot necessary post-update.
* bsc#1229069 Cross-References: * CVE-2023-31315

Summary

## This update for kernel-firmware fixes the following issues: * CVE-2023-31315: Fixed validation in a model specific register (MSR) that lead to modification of SMM configuration by malicious program with ring0 access (bsc#1229069)

Topics%20covered

Topics Covered

security advisory kernel update important SUSE malicious access kernel-firmware CVE-2023-31315

References

* bsc#1229069

Cross-

* CVE-2023-31315

CVSS scores:

* CVE-2023-31315 ( SUSE ): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Affected Products:

* SUSE Linux Enterprise High Performance Computing 12 SP5

* SUSE Linux Enterprise Server 12 SP5

* SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2023-31315.html

* https://bugzilla.suse.com/show_bug.cgi?id=1229069

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2024:2911-1
Rating: important

Topics%20covered

Topics Covered

security advisory kernel update important SUSE malicious access kernel-firmware CVE-2023-31315

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