Driver Disk for Intel ice 1.8.8 - For Citrix Hypervisor 8.2 LTSR

Who Should Install this Driver Disk? Customers running the Citrix Hypervisor 8.2 LTSR release who use Intel's ice driver and wish to use the latest version of the following: Driver Module| Version ---|--- ice| 1.8.8 Issues Resolved In this Driver Disk Includes general enhancements and bug fixes...

virt-who bug fix and enhancement update

An update is available for virt-who. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The virt-who service collects information about the connection between the...

Vulnerabilities fixed in Xen

Xen's developers have fixed vulnerabilities in Xen. The vulnerabilities are located in the xenstored and allow a malicious with rights to deploy and configure guest images through rogue guests to cause a Denial-of-Service, or potentially gain access to memory of other guest systems and thus...

DEBIAN-CVE-2022-42323

Xenstore: Cooperating guests can create arbitrary numbers of nodes This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Since the fix of XSA-322 any Xenstore node owned by a removed domain will be modified to be owned by...

CVE-2022-42319

Xenstore: Guests can cause Xenstore to not free temporary memory When working on a request of a guest, xenstored might need to allocate quite large amounts of memory temporarily. This memory is freed only after the request has been finished completely. A request is regarded to be finished only...

CVE-2022-42327

x86: unintended memory sharing between guests On Intel systems that support the "virtualize APIC accesses" feature, a guest can read and write the global shared xAPIC page by moving the local APIC out of xAPIC mode. Access to this shared page bypasses the expected isolation that should exist...

CVE-2022-42321

Xenstore: Guests can crash xenstored via exhausting the stack Xenstored is using recursion for some Xenstore operations e.g. for deleting a sub-tree of Xenstore nodes. With sufficiently deep nesting levels this can result in stack exhaustion on xenstored, leading to a crash of xenstored...

CVE-2022-42310

Xenstore: Guests can create orphaned Xenstore nodes By creating multiple nodes inside a transaction resulting in an error, a malicious guest can create orphaned nodes in the Xenstore data base, as the cleanup after the error will not remove all nodes already created. When the transaction is...

Citrix Hypervisor Security Bulletin for CVE-2022-42316, CVE-2022-42317 & CVE-2022-42318

Description of Problem Several security issues have been identified in Citrix Hypervisor 8.2 LTSR CU1, each of which may allow a privileged user in a guest VM to cause part of the management service to become unresponsive, resulting in the inability to create new guests or modify the configuratio...

Xen 安全漏洞

Xen is an open source virtual machine monitor product from the University of Cambridge, UK. The product enables different and incompatible operating systems to run on the same computer and supports runtime migration to ensure uptime and avoid downtime. Xen Xenstore suffers from a security...

PT-2022-7326 · Xen +1 · Xenstore +1

Name of the Vulnerable Software and Affected Versions: Xenstore affected versions not specified Description: The issue is related to the Xenstore component of the Xen hypervisor, where malicious guests can cause xenstored to allocate large amounts of memory. This can result in a Denial of Service...

Xen 安全漏洞

Xen is an open source virtual machine monitor product from the University of Cambridge, UK. The product enables different and incompatible operating systems to run on the same computer and supports migration at runtime to ensure uptime and avoid downtime. A security vulnerability exists in Xen x8...

PT-2022-7334 · Xen +1 · Xenstore +1

Name of the Vulnerable Software and Affected Versions: Xenstore affected versions not specified Description: The issue is related to the Xenstore component of the Xen hypervisor, where guests can gain access to Xenstore nodes of deleted domains due to incomplete cleanup of temporary or auxiliary...

PT-2022-7331 · Xen +1 · Xenstore +1

Name of the Vulnerable Software and Affected Versions: Xenstore affected versions not specified Description: The issue is related to uncontrolled resource allocation in the Xenstore storage of the Xen hypervisor. Exploitation can lead to a denial of service DoS of xenstored. Malicious guests can...

Fedora: Security Advisory for xen (FEDORA-2022-5b594b82ac)

The remote host is missing an update for the Copyright C 2022 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...

Fedora: Security Advisory for qemu (FEDORA-2022-8dcdfe7297)

The remote host is missing an update for the Copyright C 2022 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...

[SECURITY] Fedora 36 Update: qemu-6.2.0-16.fc36

qemu is an open source virtualizer that provides hardware emulation for the KVM hypervisor. qemu acts as a virtual machine monitor together with the KVM kernel modules, and emulates the hardware for a full system such as a PC and its associated peripherals...

virt-who bug fix and enhancement update

An update is available for virt-who. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The virt-who service collects information about the connection between the...

The vulnerability of Xen hypervisors, related to the swapping of the zero pointer, allows a attacker to trigger a service failure.

The vulnerability of Xen hypervisors is related to the handling of the zero pointer. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of Xen hypervisors, related to the use of memory after it is freed, allows a attacker to execute arbitrary code or cause a service failure.

The vulnerability of Xen hypervisors is related to the use of memory after it has been freed. Exploiting this vulnerability can allow an attacker to execute arbitrary code or cause a service failure...