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SUSE: 2023:4486-1 Important: Fixes For Xen Quarantine And BTC

suse
Calendar Grey November 20, 2023
Dist Suse Esm H88
Important security patch for openSUSE addressing xen threats; system reboot required after installation for enhanced safeguarding
* bsc#1216654 * bsc#1216807 Cross-References: * CVE-2023-46835

Summary

## This update for xen fixes the following issues: * CVE-2023-46835: x86/AMD: mismatch in IOMMU quarantine page table levels (XSA-445) (bsc#1216654). * CVE-2023-46836: x86: BTC/SRSO fixes not fully effective (XSA-446) (bsc#1216807).

Topics%20covered

Topics Covered

security advisory patch important SUSE system reboot xen crucial fix

References

* bsc#1216654

* bsc#1216807

Cross-

* CVE-2023-46835

* CVE-2023-46836

CVSS scores:

* CVE-2023-46835 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

* CVE-2023-46836 ( SUSE ): 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

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

* SUSE Linux Enterprise Software Development Kit 12 SP5

An update that solves two vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2023-46835.html

* https://www.suse.com/security/cve/CVE-2023-46836.html

* https://bugzilla.suse.com/show_bug.cgi?id=1216654

* https://bugzilla.suse.com/show_bug.cgi?id=1216807

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2023:4486-1
Rating: important

Topics%20covered

Topics Covered

security advisory patch important SUSE system reboot xen crucial fix

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