CVE-2025-38595

In the Linux kernel, the following vulnerability has been resolved: xen: fix UAF in dmabufexpfrompages dmabuffd fixes; no preferences regarding the tree it goes through - up to xen folks As soon as we'd inserted a file reference into descriptor table, another thread could close it. That's fine fo...

Linux Distros Unpatched Vulnerability : CVE-2021-26931

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in the Linux kernel 2.6.39 through 5.10.16, as used in Xen. Block, net, and SCSI backends consider certain errors a plain bug,...

CVE-2022-49649

In the Linux kernel, the following vulnerability has been resolved: xen/netback: avoid entering xenvifrxnextskb with an empty rx queue xenvifrxnextskb is expecting the rx queue not being empty, but in case the loop in xenvifrxaction is doing multiple iterations, the availability of another skb in...

Important: kernel

Issue Overview: A denial of service flaw for virtual machine guests in the Linux kernel's Xen hypervisor subsystem was found in the way users call some interrupts with high frequency from one of the guests. A local user could use this flaw to starve the resources resulting in a denial of service...

Denial Of Service (DoS)

kernel is vulnerable to denial of service DoS. The vulnerability exists as a missing check was found in the hypervisorcallback function in the Linux kernel provided by the kernel-xen package. This could cause a denial of service of a 32-bit guest if an application running in that guest accesses a...