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SUSE: 2023:4466-1 Critical: xen Threat Mitigation for SUSE Products

suse
Calendar Grey November 16, 2023
Dist Suse Esm H88
Critical patch release for SUSE addressing vulnerabilities in xen hypervisor, aiming to fix dual major threats. Immediate implementation necessary.
* 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 critical important threat mitigation xen openSUSE SUSE Linux Enterprise

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

Affected Products:

* openSUSE Leap 15.3

* SUSE Enterprise Storage 7.1

* SUSE Linux Enterprise High Performance Computing 15 SP3

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP3

* SUSE Linux Enterprise Micro 5.1

* SUSE Linux Enterprise Micro 5.2

* SUSE Linux Enterprise Micro for Rancher 5.2

* SUSE Linux Enterprise Server 15 SP3

* SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3

* SUSE Linux Enterprise Server for SAP Applications 15 SP3

An update that solves two vulnerabilities can now be installed.

##

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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2023:4466-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical important threat mitigation xen openSUSE SUSE Linux Enterprise

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