SUSE Linux 12-SP3: SUSE-SU-2022:0041-1 Important: libvirt Deadlocks
suse
January 10, 2022
An update that solves two vulnerabilities and has one errata 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 OpenStack Cloud Crowbar 8: zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2022-41=1 - SUSE OpenStack Cloud 8: zypper in -t patch SUSE-OpenStack-Cloud-8-2022-41=1 - SUSE Linux Enterprise Server for SAP 12-SP3: zypper in -t patch SUSE-SLE-SAP-12-SP3-2022-41=1 - SUSE Linux Enterprise Server 12-SP3-LTSS: zypper in -t patch SUSE-SLE-SERVER-12-SP3-2022-41=1
Topics Covered
References
#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 OpenStack Cloud Crowbar 8
SUSE OpenStack Cloud 8
SUSE Linux Enterprise Server for SAP 12-SP3
SUSE Linux Enterprise Server 12-SP3-LTSS
SUSE Linux Enterprise Server 12-SP3-BCL
HPE Helion Openstack 8
https://www.suse.com/security/cve/CVE-2021-3975.html
https://www.suse.com/security/cve/CVE-2021-4147.html
https://bugzilla.suse.com/1192876
https://bugzilla.suse.com/1193981
https://bugzilla.suse.com/1194041
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Announcement ID: SUSE-SU-2022:0041-1
Rating: important
Topics Covered
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