868 matches found
CLSA-2025-1751551161 Update of grub2
Improve Xen detection so we don't set GRUBENABLEBLSCFG=false for HVM domU guests - Debrand for Cloudlinux...
Linux Distros Unpatched Vulnerability : CVE-2022-49101
The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: xen: delay xenhvminittimeops if kdump is boot on vcpu=32 The schedclock can be used very ear...
CVE-2025-21818
Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...
Fedora 41 : xen (2025-933a9a977e)
The remote Fedora 41 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2025-933a9a977e advisory. work around debugedit bug to fix aarch64 builds xen-hypervisor %post doesn't load all needed grub2 modules update to xen-4.19.1 which includes...
CVE-2024-45818
CVE-2024-45818 describes a deadlock in the Xen hypervisor’s x86 HVM standard VGA handling. The vulnerability arises from a locking discipline where a lock is acquired and not released before returning from the function, causing a second memory access touching VGA memory to attempt reacquiring the...
CVE-2024-45818 Deadlock in x86 HVM standard VGA handling
The hypervisor contains code to accelerate VGA memory accesses for HVM guests, when the virtual VGA is in "standard" mode. Locking involved there has an unusual discipline, leaving a lock acquired past the return from the function that acquired it. This behavior results in a problem when emulatin...
CVE-2024-45818 Deadlock in x86 HVM standard VGA handling
The hypervisor contains code to accelerate VGA memory accesses for HVM guests, when the virtual VGA is in "standard" mode. Locking involved there has an unusual discipline, leaving a lock acquired past the return from the function that acquired it. This behavior results in a problem when emulatin...
SUSE-SU-2024:4163-1 Security update for xen
This update for xen fixes the following issues: Security issues fixed: - CVE-2024-45818: xen: Deadlock in x86 HVM standard VGA handling bsc1232622 - CVE-2024-45819: xen: libxl leaks data to PVH guests via ACPI tables bsc1232624 - CVE-2024-45817: xen: x86: Deadlock in vlapicerror bsc1230366...
Security update for xen
This update for xen fixes the following issues: CVE-2024-45818: Fixed deadlock in x86 HVM standard VGA handling XSA-463 bsc1232622. CVE-2024-45819: Fixed libxl data leaks to PVH guests via ACPI tables XSA-464 bsc1232624. Bug fixes: Remove usage of net-tools-deprecated from supportconfig plugin...
Security update for xen
This update for xen fixes the following issues: Security issues fixed: CVE-2024-45818: xen: Deadlock in x86 HVM standard VGA handling bsc1232622 CVE-2024-45819: xen: libxl leaks data to PVH guests via ACPI tables bsc1232624 CVE-2024-45817: xen: x86: Deadlock in vlapicerror bsc1230366 Non-security...
SUSE-SU-2024:4073-1 Security update for xen
This update for xen fixes the following issues: Security issues fixed: - CVE-2024-45818: xen: Deadlock in x86 HVM standard VGA handling bsc1232622 - CVE-2024-45819: xen: libxl leaks data to PVH guests via ACPI tables bsc1232624 - CVE-2024-45817: xen: x86: Deadlock in vlapicerror bsc1230366...
SUSE-SU-2024:3980-1 Security update for xen
This update for xen fixes the following issues: Security issues fixed: - CVE-2024-45818: xen: Deadlock in x86 HVM standard VGA handling bsc1232622 - CVE-2024-45819: xen: libxl leaks data to PVH guests via ACPI tables bsc1232624 - CVE-2024-45817: xen: x86: Deadlock in vlapicerror bsc1230366...
SUSE-SU-2024:3979-1 Security update for xen
This update for xen fixes the following issues: Security issues fixed: - CVE-2024-45818: xen: Deadlock in x86 HVM standard VGA handling bsc1232622 - CVE-2024-45819: xen: libxl leaks data to PVH guests via ACPI tables bsc1232624 Non-security issue fixed: - Xen host hung at boot up with repeated 'X...
Deadlock in x86 HVM standard VGA handling
ISSUE DESCRIPTION The hypervisor contains code to accelerate VGA memory accesses for HVM guests, when the virtual VGA is in "standard" mode. Locking involved there has an unusual discipline, leaving a lock acquired past the return from the function that acquired it. This behavior results in a...
PT-2024-10468
Name of the Vulnerable Software and Affected Versions Xen hypervisor versions prior to 4.7 Description The issue is related to the hypervisor's code for accelerating VGA memory accesses for HVM guests in "standard" mode. The locking mechanism involved has an unusual discipline, which can lead to ...
x86: Deadlock in vlapic_error()
ISSUE DESCRIPTION In x86's APIC Advanced Programmable Interrupt Controller architecture, error conditions are reported in a status register. Furthermore, the OS can opt to receive an interrupt when a new error occurs. It is possible to configure the error interrupt with an illegal vector, which...
The vulnerability of the x86 HVM Hypercall Handler component of the cross-platform hypervisor Xen in the Linux operating system allows a attacker to trigger a service failure.
The vulnerability of the x86 HVM Hypercall Handler component in the cross-platform hypervisor Xen for Linux operating systems is related to the ability to freely switch between 64-bit and other system modes. Exploiting this vulnerability could allow an attacker to trigger a service failure...
ROS-20240916-09
The vulnerability of the x86 HVM Hypercall Handler component of the Xen kernel's x86 HVM hypervisor is related to the ability to freely switch between 64-bit and other system modes. Linux kernel hypervisor is related to the ability to freely switch between 64-bit and other system modes...
SUSE SLED15: xen / xen-devel / xen-doc-html / xen-libs / xen-libs-32bit / etc (SUSE-SU-2024:2654-1)
The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2024:2654-1 advisory. - CVE-2023-46842: Fixed x86 HVM hypercalls may trigger Xen bug check XSA-454, bsc1221984. -...