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SUSE: 2023:4183-1 Important: Fixes For Xen Issues Affecting Servers

suse
Calendar Grey October 24, 2023
Dist Suse Esm H88
Important security patch for Xen in SUSE Linux Enterprise resolves various vulnerabilities. Apply this update to maintain system integrity.
* bsc#1215744 * bsc#1215746 * bsc#1215747 * bsc#1215748

Summary

## This update for xen fixes the following issues: * CVE-2023-34323: Fixed a potential crash in C Xenstored due to an incorrect assertion (XSA-440) (bsc#1215744). * CVE-2023-34326: Fixed a missing IOMMU TLB flush on x86 AMD systems with IOMMU hardware and PCI passthrough enabled (XSA-442) (bsc#1215746). * CVE-2023-34325: Fixed multiple parsing issues in libfsimage (XSA-443) (bsc#1215747). * CVE-2023-34327, CVE-2023-34328: Fixed multiple issues with AMD x86 debugging functionality for guests (XSA-444) (bsc#1215748).

Topics%20covered

Topics Covered

security advisory critical important system update SUSE security issues xen

References

* bsc#1215744

* bsc#1215746

* bsc#1215747

* bsc#1215748

Cross-

* CVE-2023-34323

* CVE-2023-34325

* CVE-2023-34326

* CVE-2023-34327

* CVE-2023-34328

CVSS scores:

* CVE-2023-34323 ( SUSE ): 5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-34325 ( SUSE ): 5.5 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

* CVE-2023-34326 ( SUSE ): 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-34327 ( SUSE ): 5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-34328 ( SUSE ): 5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products:

* SUSE Linux Enterprise High Performance Computing 15 SP2

* SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2

* SUSE Linux Enterprise Server 15 SP2

* SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2023:4183-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical important system update SUSE security issues xen

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