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SUSE: 2022:0128-1 Important: Libvirt Deadlock And Segfault Issues

suse
Calendar Grey January 19, 2022
Dist Suse Esm H88
New update released for SUSE libvirt addressing critical security flaws and delivering essential patches.
An update that solves two vulnerabilities and has three fixes is now available

Summary

This update for libvirt fixes the following issues: - CVE-2021-4147: libxl: Fix libvirtd deadlocks and segfaults. (bsc#1194041) - CVE-2021-3975: Add missing lock in qemuProcessHandleMonitorEOF. (bsc#1192876) Patch Instructions: To install this SUSE Security 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 for SAP 15-SP1: zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP1-2022-128=1 - SUSE Linux Enterprise Server 15-SP1-LTSS: zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-LTSS-2022-128=1 - SUSE Linux Enterprise Server 15-SP1-BCL: zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-BCL-2022-128=1

Topics%20covered

Topics Covered

security advisory system update segfault deadlock important advisory libvirt SUSE Linux Enterprise

References

#1191668 #1192017 #1192876 #1193981 #1194041

Cross- CVE-2021-3975 CVE-2021-4147

CVSS scores:

CVE-2021-3975 (SUSE): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CVE-2021-4147 (SUSE): 7.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Affected Products:

SUSE Linux Enterprise Server for SAP 15-SP1

SUSE Linux Enterprise Server 15-SP1-LTSS

SUSE Linux Enterprise Server 15-SP1-BCL

SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS

SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS

SUSE Enterprise Storage 6

SUSE CaaS Platform 4.0

https://www.suse.com/security/cve/CVE-2021-3975.html

https://www.suse.com/security/cve/CVE-2021-4147.html

https://bugzilla.suse.com/1191668

https://bugzilla.suse.com/1192017

https://bugzilla.suse.com/1192876

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:0128-1
Rating: important

Topics%20covered

Topics Covered

security advisory system update segfault deadlock important advisory libvirt SUSE Linux Enterprise

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