Arm guests can cause Dom0 DoS via PV devices

ISSUE DESCRIPTION When mapping pages of guests on Arm, dom0 is using an rbtree to keep track of the foreign mappings. Updating of that rbtree is not always done completely with the related lock held, resulting in a small race window, which can be used by unprivileged guests via PV devices to caus...

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. A security vulnerability exists in Xen, whic...

PT-2022-5558 · Linux +5 · Linux +5

Name of the Vulnerable Software and Affected Versions: Linux affected versions not specified Xen affected versions not specified Description: The issue is related to errors in resource release and a potential Denial of Service DoS in dom0 caused by Arm guests via PV devices. When mapping pages of...

kernel security update

4.18.0-348.2.15.OL8 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

GSD-2021-1001965 regmap: Fix possible double-free in regcache_rbtree_exit()

regmap: Fix possible double-free in regcacherbtreeexit This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.254 by commit...

Fedora Update for libHX FEDORA-2010-12950

Check for the Version of libHX OpenVAS Vulnerability Test Fedora Update for libHX FEDORA-2010-12950 Authors: System Generated Check Copyright: Copyright c 2010 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it under the terms...

[SECURITY] Fedora 14 Update: libHX-3.6-1.fc14

A library for: - rbtree with key-value pair extension - deques double-ended queues Stacks LIFO / Queues FIFOs - platform independent opendir-style directory access - platform independent dlopen-style shared library access - auto-storage strings with direct access - command line option argv parser...

Fedora Update for libHX FEDORA-2010-13155

Check for the Version of libHX OpenVAS Vulnerability Test Fedora Update for libHX FEDORA-2010-13155 Authors: System Generated Check Copyright: Copyright c 2010 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it under the terms...

Fedora Update for libHX FEDORA-2010-13127

Check for the Version of libHX OpenVAS Vulnerability Test Fedora Update for libHX FEDORA-2010-13127 Authors: System Generated Check Copyright: Copyright c 2010 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it under the terms...

[SECURITY] Fedora 13 Update: libHX-3.6-1.fc13

A library for: - rbtree with key-value pair extension - deques double-ended queues Stacks LIFO / Queues FIFOs - platform independent opendir-style directory access - platform independent dlopen-style shared library access - auto-storage strings with direct access - command line option argv parser...

[SECURITY] Fedora 12 Update: libHX-3.6-1.fc12

A library for: - rbtree with key-value pair extension - deques double-ended queues Stacks LIFO / Queues FIFOs - platform independent opendir-style directory access - platform independent dlopen-style shared library access - auto-storage strings with direct access - command line option argv parser...

Fedora Update for libHX FEDORA-2008-7976

Check for the Version of libHX OpenVAS Vulnerability Test Fedora Update for libHX FEDORA-2008-7976 Authors: System Generated Check Copyright: Copyright c 2009 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it under the terms ...

[SECURITY] Fedora 9 Update: libHX-1.23-1.fc9

A library for: - rbtree with key-value pair extension - deques double-ended queues Stacks LIFO / Queues FIFOs - platform independent opendir-style directory access - platform independent dlopen-style shared library access - auto-storage strings with direct access - command line option argv parser...

[SECURITY] Fedora 8 Update: libHX-1.23-1.fc8

A library for: - rbtree with key-value pair extension - deques double-ended queues Stacks LIFO / Queues FIFOs - platform independent opendir-style directory access - platform independent dlopen-style shared library access - auto-storage strings with direct access - command line option argv parser...