This update for xen fixes the following issues: * CVE-2022-42332: Fixed use-after-free in x86 shadow plus log-dirty mode . * CVE-2022-42333,CVE-2022-42334: Fixed x86/HVM pinned cache attributes mis- handling . * CVE-2022-42331: Fixed speculative vulnerability in 32bit SYSCALL path on x86 . ## Special Instructions and Notes: * Please reboot the system after installing this update.