Azure Linux 3.0 Security Update: kernel (CVE-2025-21779)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21779 advisory. - In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Reject Hyper-V's SENDIPI...

Fedora 42 : xen (2025-ec271ef07b)

The remote Fedora 42 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2025-ec271ef07b advisory. Incorrect removal of permissions on PCI device unplug XSA-476, CVE-2025-58149 ---- x86: Incorrect input sanitisation in Viridian hypercalls XSA-475,...

CVE-2025-58147

A flaw was found in Xen. Hypercalls using the HVVPSET Sparse format can cause vpmaskset to write out of bounds when converting the bitmap to Xen's format. A buggy or malicious guest can cause Denial of Service DoS affecting the entire host, information leaks, or elevation of privilege...

EUVD-2025-37344

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...

CVE-2025-58148

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...

ALPINE-CVE-2025-58148

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...

CVE-2025-58147

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...

ALPINE-CVE-2025-58147

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...

CVE-2025-58147

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...

UBUNTU-CVE-2025-58147

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...

UBUNTU-CVE-2025-58148

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...

CVE-2025-58147

The Xen hypervisor contains an out-of-bounds write vulnerability in the Viridian interface. Specifically, incorrect input sanitization during Viridian hypercalls using the HV_VP_SET Sparse format can cause the vpmask_set() function to write outside of intended memory boundaries. Exploitation of t...

CVE-2025-58147 x86: Incorrect input sanitisation in Viridian hypercalls

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...

CVE-2025-58148 x86: Incorrect input sanitisation in Viridian hypercalls

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...

CVE-2025-58147

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...

CVE-2025-58148

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...

CVE-2025-58148

The Xen hypervisor contains a vulnerability in the Viridian interface where incorrect input sanitization during hypercalls can lead to an out-of-bounds read through the send_ipi() function. This occurs when processing any of the three supported input formats for specifying a mask of vCPU IDs, pot...

CVE-2025-58148 x86: Incorrect input sanitisation in Viridian hypercalls

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...

CVE-2025-58147 x86: Incorrect input sanitisation in Viridian hypercalls

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...

SUSE SLES15: xen / xen-devel / xen-libs / xen-tools / xen-tools-domU / etc (SUSE-SU-2025:3843-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:3843-1 advisory. - CVE-2025-58147, CVE-2025-58148: Fixed incorrect input sanitisation in Viridian hypercalls bsc1251271, XSA-475 - CVE-2025-27466,...