Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: A use-after-free in clsroute filter implementation may lead to privilege escalation CVE-2022-2588 Information leak in scsiioctl CVE-2022-0494 A kernel-info-leak issue in pfkeyregister CVE-2022-13...

CVE-2021-27379

A flaw was found in xen. An oversight was made when backporting XSA-320, leading to entries in the IOMMU not being properly updated under certain circumstances...

x86/PV: page type reference counting issue with failed IOMMU update

ISSUE DESCRIPTION When an x86 PV domain has a passed-through PCI device assigned, IOMMU mappings may need to be updated when the type of a particular page changes. Such an IOMMU operation may fail. In the event of failure, while at present the affected guest would be forcibly crashed, the already...