Security update for xen (moderate)

An update that fixes 6 vulnerabilities is now available.

Description:

This update for xen fixes the following issues:

• CVE-2022-26356: Fixed potential race conditions in dirty memory tracking
  that could cause a denial of service in the host (bsc#1197423).
• CVE-2022-26357: Fixed a potential race condition in memory cleanup for
  hosts using VT-d IOMMU hardware, which could lead to a denial of service
  in the host (bsc#1197425).
• CVE-2022-26358,CVE-2022-26359,CVE-2022-26360,CVE-2022-26361: Fixed
  various memory corruption issues for hosts using VT-d or AMD-Vi IOMMU
  hardware. These could be leveraged by an attacker to cause a denial of
  service in the host (bsc#1197426).

Special Instructions and Notes:

Please reboot the system after installing this update.

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 15.3:

  zypper in -t patch openSUSE-SLE-15.3-2022-1506=1

• SUSE Linux Enterprise Module for Server Applications 15-SP3:

  zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP3-2022-1506=1

• SUSE Linux Enterprise Module for Basesystem 15-SP3:

  zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2022-1506=1

• SUSE Linux Enterprise Micro 5.2:

  zypper in -t patch SUSE-SUSE-MicroOS-5.2-2022-1506=1

• SUSE Linux Enterprise Micro 5.1:

  zypper in -t patch SUSE-SUSE-MicroOS-5.1-2022-1506=1