Available driver versions for XenServer and Citrix Hypervisor

Latest driver disk updates for XenServer and Citrix Hypervisor We work with partner organizations to ensure that drivers are available to enable new hardware and resolve critical issues. We regularly deliver updated versions of these drivers when partner organizations provide them to us. For Citr...

Hotfix XS82E002 - For Citrix Hypervisor 8.2

Who Should Install This Hotfix? This is a hotfix for customers running Citrix Hypervisor 8.2. Information About this Hotfix Component| Details ---|--- Prerequisite| None Post-update tasks| Restart the XAPI Toolstack Content live patchable| No Baselines for Live Patch| N/A Revision History|...

Driver Disk for Microsemi aacraid 1.2.1.60001 - For Citrix Hypervisor 8.x CR

Who Should Install this Driver Disk? Customers running a Citrix Hypervisor 8.x release who use Microsemi's aacraid driver and wish to use the latest version of the following: Driver Module| Version ---|--- aacraid| 1.2.1.60001 Issues Resolved In this Driver Disk Includes general enhancements and...

Hotfix XS82E012 - For Citrix Hypervisor 8.2

Who Should Install This Hotfix? This is a hotfix for customers running Citrix Hypervisor 8.2. All customers who are affected by the issues described inCTX286756 - Citrix Hypervisor Multiple Security Updatesshould install this hotfix. Information About this Hotfix Component| Details ---|---...

Hotfix XS82E014 - For Citrix Hypervisor 8.2

Who Should Install This Hotfix? This is a hotfix for customers running Citrix Hypervisor 8.2. All customers who are affected by the issues described inCTX286756 - Citrix Hypervisor Multiple Security Updatesshould install this hotfix. Information About this Hotfix Component| Details ---|---...

Hotfix XS81E014 - For Citrix Hypervisor 8.1

Who Should Install This Hotfix? This is a hotfix for customers running Citrix Hypervisor 8.1. All customers who are affected by the issues described inCTX286756 - Citrix Hypervisor Multiple Security Updatesshould install this hotfix. Note: This hotfix is available only to customers on theCustomer...

XENMEM_aquire_resources Error Path DoS (XSA-334)

A denial of service DoS vulnerability exists in Xen servers XENMEMacquireresource due to an error path exiting without releasing an RCU Read, Copy, Update reference. An authenticated, local attacker can exploit this issue, via a malicious HVM stubdomain which can cause an RCU reference to be...

Xen Control Block DoS (XSA-358)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by a denial of service vulnerability. Recording of the per-vCPU control block mapping maintained by Xen and that of pointers into the control block is reversed. The consumer assumes, seeing...

Xen xenstore watch notification Information Disclosure (XSA-115)

"According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by an information disclosure vulnerability due to a lack of permission checks for xenstore watch event reporting. A guest administrator can watch the root xenstored node, which will cause...

PT-2021-7286 · Unknown +4 · Xen Hypervisor +4

Name of the Vulnerable Software and Affected Versions: Xen hypervisor netfront component affected versions not specified Description: The issue is related to errors in resource release in the netfront component of the Xen hypervisor. Exploitation of this issue may allow an attacker to cause a...

PT-2021-7293 · Xen +4 · Xen +4

Name of the Vulnerable Software and Affected Versions: Xen affected versions not specified Description: The issue is related to a component of the Xen hypervisor, specifically the blkfront component, which has a resource release error. This can be exploited by a remote attacker to cause a denial ...

Xen Management Tool DoS (XSA-323)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by a denial of service vulnerability due to a bad path name limit in oxenstored. A malicious guest administrator can exploit this, by creating paths in the guest's own namespace that are too...

Xen IRQ Infinite Loop DoS (XSA-356)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by a denial of service vulnerability due to an issue when handling IRQ vectors. When moving IRQs between CPUs to distribute the load of IRQ handling, IRQ vectors are dynamically allocated an...

Xen xenstored watch DoS (XSA-348)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by a denial of service vulnerability. When they require assistance from the device model, x86 HVM guests must be temporarily de-scheduled. The device model will signal Xen when it has...

Xen xenstored watch DoS (XSA-324)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by a denial of service vulnerability due to an issue with max payload length in xenstored. A malicious guest can exploit this, by registering a 'watch' with using a very large tag, to cause ...

Xen Memory Leak DoS (XSA-330)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by a denial of service vulnerability due to a memory leak in XSRESETWATCHES. A guest can cause unbounded memory usage in oxenstored to cause the system to stop responding with a system-wide...

Xen oxenstored DoS (XSA-352)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by a denial of service vulnerability due to an issue with oxenstored. A malicious guest administrator can change xenstore node ownership to run another guest out of quota, or create an...

[SECURITY] Fedora 32 Update: xen-4.13.2-5.fc32

This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...

[SECURITY] Fedora 33 Update: xen-4.14.0-14.fc33

This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...

Fedora: Security Advisory for xen (FEDORA-2020-df772b417b)

The remote host is missing an update for the Copyright C 2020 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...