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openSUSE 15.5: 2023:3831-1 Important: AMD CPU Execution Issue Fix

opensuse
Calendar Grey September 27, 2023
Scroller Opensuse
Addresses the AMD processor execution flaw, enhancing reliability with essential patches for openSUSE systems. Safeguard your setup today!
This update for xen fixes the following issues: CVE-2023-20588: Fixed AMD CPU transitional execution leak via division by zero (XSA-439) (bsc#1215474).

Description

This update for xen fixes the following issues:

* CVE-2023-20588: Fixed AMD CPU transitional execution leak via division by

zero (XSA-439) (bsc#1215474).

* CVE-2023-34322: Fixed top-level shadow reference dropped too early for

64-bit PV guests (XSA-438) (bsc#1215145).

## Special Instructions and Notes:

* Please reboot the system after installing this update.

Topics%20covered

Topics Covered

security advisory important update openSUSE execution leak AMD issue CVE-2023-20588 xen bug fix

Patch

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like

YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

* openSUSE Leap 15.5

zypper in -t patch openSUSE-SLE-15.5-2023-3831=1 SUSE-2023-3831=1

* Basesystem Module 15-SP5

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP5-2023-3831=1

* Server Applications Module 15-SP5

zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP5-2023-3831=1

Package List

* openSUSE Leap 15.5 (aarch64 x86_64)

* xen-tools-debuginfo-4.17.2_04-150500.3.9.1

* xen-4.17.2_04-150500.3.9.1

* xen-doc-html-4.17.2_04-150500.3.9.1

* xen-tools-4.17.2_04-150500.3.9.1

* openSUSE Leap 15.5 (aarch64 x86_64 i586)

* xen-tools-domU-debuginfo-4.17.2_04-150500.3.9.1

* xen-devel-4.17.2_04-150500.3.9.1

* xen-libs-4.17.2_04-150500.3.9.1

* xen-tools-domU-4.17.2_04-150500.3.9.1

* xen-debugsource-4.17.2_04-150500.3.9.1

* xen-libs-debuginfo-4.17.2_04-150500.3.9.1

* openSUSE Leap 15.5 (x86_64)

* xen-libs-32bit-4.17.2_04-150500.3.9.1

* xen-libs-32bit-debuginfo-4.17.2_04-150500.3.9.1

* openSUSE Leap 15.5 (noarch)

* xen-tools-xendomains-wait-disk-4.17.2_04-150500.3.9.1

* openSUSE Leap 15.5 (aarch64_ilp32)

* xen-libs-64bit-debuginfo-4.17.2_04-150500.3.9.1

* xen-libs-64bit-4.17.2_04-150500.3.9.1

* Basesystem Module 15-SP5 (x86_64)

* xen-tools-domU-debuginfo-4.17.2_04-150500.3.9.1

* xen-libs-4.17.2_04-150500.3.9.1

* xen-tools-domU-4.17.2_04-150500.3.9.1

* xen-debugsource-4.17.2_04-150500.3.9.1

*...

Read the Full Advisory

References

* #1215145

* #1215474

## References:

* https://www.suse.com/security/cve/CVE-2023-20588.html

* https://www.suse.com/security/cve/CVE-2023-34322.html

* https://bugzilla.suse.com/show_bug.cgi?id=1215145

* https://bugzilla.suse.com/show_bug.cgi?id=1215474

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2023:3831-1
Rating: important

Topics%20covered

Topics Covered

security advisory important update openSUSE execution leak AMD issue CVE-2023-20588 xen bug fix

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