SUSE-SU-2023:0846-1: important: Security update for xen
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Tue Mar 21 16:30:49 UTC 2023
# Security update for xen
Announcement ID: SUSE-SU-2023:0846-1
Rating: important
References:
* #1209017
* #1209019
* #1209188
Cross-References:
* CVE-2022-42331
* CVE-2022-42332
CVSS scores:
* CVE-2022-42331 ( SUSE ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
* CVE-2022-42332 ( 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 SP2
* SUSE Linux Enterprise Server 12 SP2
* SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2
An update that solves two vulnerabilities and has one fix can now be installed.
## Description:
This update for xen fixes the following issues:
* CVE-2022-42332: Fixed use-after-free in x86 shadow plus log-dirty mode
(bsc#1209017).
* CVE-2022-42331: Fixed speculative vulnerability in 32bit SYSCALL path on x86
(bsc#1209019).
## Special Instructions and Notes:
* Please reboot the system after installing this update.
## Patch Instructions:
To install this SUSE Important update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
* SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2
zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2023-846=1
## Package List:
* SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 (x86_64)
* xen-4.7.6_32-43.104.1
* xen-tools-domU-4.7.6_32-43.104.1
* xen-libs-4.7.6_32-43.104.1
* xen-libs-32bit-4.7.6_32-43.104.1
* xen-tools-4.7.6_32-43.104.1
* xen-libs-debuginfo-32bit-4.7.6_32-43.104.1
* xen-debugsource-4.7.6_32-43.104.1
* xen-tools-domU-debuginfo-4.7.6_32-43.104.1
* xen-doc-html-4.7.6_32-43.104.1
* xen-tools-debuginfo-4.7.6_32-43.104.1
* xen-libs-debuginfo-4.7.6_32-43.104.1
## References:
* https://www.suse.com/security/cve/CVE-2022-42331.html
* https://www.suse.com/security/cve/CVE-2022-42332.html
* https://bugzilla.suse.com/show_bug.cgi?id=1209017
* https://bugzilla.suse.com/show_bug.cgi?id=1209019
* https://bugzilla.suse.com/show_bug.cgi?id=1209188
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