This update for xen fixes the following issues: Updated to version 4.16.2 (bsc#1027519): - CVE-2022-33746: Fixed DoS due to excessively long P2M pool freeing (bsc#1203806). - CVE-2022-33748: Fixed DoS due to race in locking (bsc#1203807). Bugfixes: - Fixed Xen DomU unable to emulate audio device (bsc#1201994). - Fixed logic error in built-in default of max_event_channels (bsc#1167608, bsc#1201631). 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: - openSUSE Leap 15.4: zypper in -t patch openSUSE-SLE-15.4-2022-3727=1 - SUSE Linux Enterprise Module for Server Applications 15-SP4:
#1027519 #1167608 #1201631 #1201994 #1203806
#1203807
Cross- CVE-2022-33746 CVE-2022-33748
CVSS scores:
CVE-2022-33746 (NVD) : 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
CVE-2022-33746 (SUSE): 5.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H
CVE-2022-33748 (NVD) : 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
CVE-2022-33748 (SUSE): 5.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H
Affected Products:
SUSE Linux Enterprise Desktop 15-SP4
SUSE Linux Enterprise High Performance Computing 15-SP4
SUSE Linux Enterprise Micro 5.3
SUSE Linux Enterprise Module for Basesystem 15-SP4
SUSE Linux Enterprise Module for Server Applications 15-SP4
SUSE Linux Enterprise Server 15-SP4
SUSE Linux Enterprise Server for SAP Applications 15-SP4
...
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