CVE-2026-43265

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Ignore -EBUSY when checking nested events from vcpublock Ignore -EBUSY when checking nested events after exiting a blocking state while L2 is active, as exiting to userspace will generate a spurious userspace exit,...

EUVD-2025-37345

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Some Viridian hypercalls can specify a mask of vCPU IDs as an input, in one of three formats. Xen has boundary checking bugs with all three formats, which can cause...

EUVD-2022-28145

Malicious code in bioql PyPI...

Linux Distros Unpatched Vulnerability : CVE-2022-23034

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A PV guest could DoS Xen while unmapping a grant To address XSA-380, reference counting was introduced for grant mappings for the case where a PV guest would ha...

Linux Distros Unpatched Vulnerability : CVE-2016-1571

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The paginginvlpg function in include/asm-x86/paging.h in Xen 3.3.x through 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows loca...

SUSE CVE-2022-23034

A PV guest could DoS Xen while unmapping a grant To address XSA-380, reference counting was introduced for grant mappings for the case where a PV guest would have the IOMMU enabled. PV guests can request two forms of mappings. When both are in use for any individual mapping, unmapping of such a...

SUSE SLES11: xen / xen-doc-html / xen-kmp-default / xen-kmp-pae / xen-libs / etc (SUSE-SU-2022:14886-1)

The remote SUSE Linux SLES11 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:14886-1 advisory. - CVE-2022-23034: Fixed possible DoS by a PV guest Xen while unmapping a grant. XSA-394 bsc1194581 - CVE-2022-23035: Fixed insufficient cleanu...

SUSE SLES12 Security Update : xen (SUSE-SU-2022:0342-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:0342-1 advisory. - A PV guest could DoS Xen while unmapping a grant To address XSA-380, reference counting was introduced for grant mappings for the case where ...

CVE-2022-23034

A PV guest could DoS Xen while unmapping a grant To address XSA-380, reference counting was introduced for grant mappings for the case where a PV guest would have the IOMMU enabled. PV guests can request two forms of mappings. When both are in use for any individual mapping, unmapping of such a...

DEBIAN-CVE-2022-23034

A PV guest could DoS Xen while unmapping a grant To address XSA-380, reference counting was introduced for grant mappings for the case where a PV guest would have the IOMMU enabled. PV guests can request two forms of mappings. When both are in use for any individual mapping, unmapping of such a...

Design/Logic Flaw

A PV guest could DoS Xen while unmapping a grant To address XSA-380, reference counting was introduced for grant mappings for the case where a PV guest would have the IOMMU enabled. PV guests can request two forms of mappings. When both are in use for any individual mapping, unmapping of such a...

UBUNTU-CVE-2022-23034

A PV guest could DoS Xen while unmapping a grant To address XSA-380, reference counting was introduced for grant mappings for the case where a PV guest would have the IOMMU enabled. PV guests can request two forms of mappings. When both are in use for any individual mapping, unmapping of such a...

CVE-2022-23034

A PV guest could DoS Xen while unmapping a grant To address XSA-380, reference counting was introduced for grant mappings for the case where a PV guest would have the IOMMU enabled. PV guests can request two forms of mappings. When both are in use for any individual mapping, unmapping of such a...

CVE-2022-23034

A PV guest could DoS Xen while unmapping a grant To address XSA-380, reference counting was introduced for grant mappings for the case where a PV guest would have the IOMMU enabled. PV guests can request two forms of mappings. When both are in use for any individual mapping, unmapping of such a...

CVE-2016-1571

The paginginvlpg function in include/asm-x86/paging.h in Xen 3.3.x through 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows local HVM guest users to cause a denial of service host crash via a non-canonical guest address in an INVVPID instruction, which triggers a...

CVE-2016-1571

The paginginvlpg function in include/asm-x86/paging.h in Xen 3.3.x through 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows local HVM guest users to cause a denial of service host crash via a non-canonical guest address in an INVVPID instruction, which triggers a...

Design/Logic Flaw

The paginginvlpg function in include/asm-x86/paging.h in Xen 3.3.x through 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows local HVM guest users to cause a denial of service host crash via a non-canonical guest address in an INVVPID instruction, which triggers a...

CVE-2016-1571

The paginginvlpg function in include/asm-x86/paging.h in Xen 3.3.x through 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows local HVM guest users to cause a denial of service host crash via a non-canonical guest address in an INVVPID instruction, which triggers a...

CVE-2016-1571

CVE-2016-1571 affects Xen 3.3.x–4.6.x. When shadow paging or nested virtualization is enabled, a local HVM guest can trigger the hypervisor bug check via a non-canonical guest address in an INVVPID instruction, causing a host crash (DoS). The description does not specify a vendor patch or fixed v...

CVE-2016-1571

The paginginvlpg function in include/asm-x86/paging.h in Xen 3.3.x through 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows local HVM guest users to cause a denial of service host crash via a non-canonical guest address in an INVVPID instruction, which triggers a...