SUSE SLES12 Security Update : xen (SUSE-SU-2020:2822-1)

This update for xen fixes the following issues : CVE-2020-25604: Fixed a race condition when migrating timers between x86 HVM vCPU-s bsc1176343,XSA-336 CVE-2020-25595: Fixed an issue where PCI passthrough code was reading back hardware registers bsc1176344,XSA-337 CVE-2020-25597: Fixed an issue...

SUSE SLED15 / SLES15 Security Update : xen (SUSE-SU-2020:2791-1)

This update for xen fixes the following issues : CVE-2020-25602: Fixed an issue where there was a crash when handling guest access to MSRMISCENABLE was thrown bsc1176339,XSA-333 CVE-2020-25598: Added a missing unlock in XENMEMacquireresource error path bsc1176341,XSA-334 CVE-2020-25604: Fixed a...

SUSE SLES12 Security Update : xen (SUSE-SU-2020:2788-1)

This update for xen fixes the following issues : CVE-2020-25602: Fixed an issue where there was a crash when handling guest access to MSRMISCENABLE was thrown bsc1176339,XSA-333 CVE-2020-25598: Added a missing unlock in XENMEMacquireresource error path bsc1176341,XSA-334 CVE-2020-25604: Fixed a...

GLSA-202011-06 : Xen: Multiple vulnerabilities

The remote host is affected by the vulnerability described in GLSA-202011-06 Xen: Multiple vulnerabilities Multiple vulnerabilities have been discovered in Xen. Please review the CVE identifiers referenced below for details. Impact : Please review the referenced CVE identifiers for details...

Fedora 31 : xen (2020-d46fe34349)

x86 pv: Crash when handling guest access to MSRMISCENABLE XSA-333, CVE-2020-25602 1881619 Missing unlock in XENMEMacquireresource error path XSA-334, CVE-2020-25598 1881616 race when migrating timers between x86 HVM vCPU-s XSA-336, CVE-2020-25604 1881618 PCI passthrough code reading back hardware...

openSUSE: Security Advisory for xen (openSUSE-SU-2020:1608-1)

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...

Debian DSA-4769-1 : xen - security update

Multiple vulnerabilities have been discovered in the Xen hypervisor, which could result in denial of service, guest-to-host privilege escalation or information leaks. C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from Debian Security Adviso...

openSUSE Security Update : xen (openSUSE-2020-1608)

This update for xen fixes the following issues : - CVE-2020-25602: Fixed an issue where there was a crash when handling guest access to MSRMISCENABLE was thrown bsc1176339,XSA-333 - CVE-2020-25598: Added a missing unlock in XENMEMacquireresource error path bsc1176341,XSA-334 - CVE-2020-25604: Fix...

Security update for xen (important)

openSUSE Security Update: Security update for xen Announcement ID: openSUSE-SU-2020:1608-1 Rating: important References: 1027519 1176339 1176341 1176343 1176344 1176345 1176346 1176347 1176348 1176349 1176350 Cross-References: CVE-2020-25595 CVE-2020-25596 CVE-2020-25597 CVE-2020-25598...

[SECURITY] [DSA 4769-1] xen security update

------------------------------------------------------------------------- Debian Security Advisory DSA-4769-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff October 02, 2020 https://www.debian.org/security/faq -...

SUSE-SU-2020:2822-1 Security update for xen

This update for xen fixes the following issues: - CVE-2020-25604: Fixed a race condition when migrating timers between x86 HVM vCPU-s bsc1176343,XSA-336 - CVE-2020-25595: Fixed an issue where PCI passthrough code was reading back hardware registers bsc1176344,XSA-337 - CVE-2020-25597: Fixed an...

SUSE-SU-2020:2791-1 Security update for xen

This update for xen fixes the following issues: - CVE-2020-25602: Fixed an issue where there was a crash when handling guest access to MSRMISCENABLE was thrown bsc1176339,XSA-333 - CVE-2020-25598: Added a missing unlock in XENMEMacquireresource error path bsc1176341,XSA-334 - CVE-2020-25604: Fixe...

SUSE-SU-2020:2790-1 Security update for xen

This update for xen fixes the following issues: - CVE-2020-25602: Fixed an issue where there was a crash when handling guest access to MSRMISCENABLE was thrown bsc1176339,XSA-333 - CVE-2020-25598: Added a missing unlock in XENMEMacquireresource error path bsc1176341,XSA-334 - CVE-2020-25604: Fixe...

SUSE-SU-2020:2787-1 Security update for xen

This update for xen fixes the following issues: - CVE-2020-25604: Fixed a race condition when migrating timers between x86 HVM vCPU-s bsc1176343,XSA-336 - CVE-2020-25595: Fixed an issue where PCI passthrough code was reading back hardware registers bsc1176344,XSA-337 - CVE-2020-25597: Fixed an...

Fedora: Security Advisory for xen (FEDORA-2020-306b84fd07)

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...

CVE-2020-25599

CVE-2020-25599 affects Xen up to 4.14.x, with race conditions in evtchn_reset() potentially allowing x86 PV guests to escalate to host privileges, cause host/guest crashes, or DoS. All Xen 4.5+ are vulnerable; 4.4 and earlier are not. Several vendor advisories indicate patches were released to fi...

Citrix Hypervisor Security Update

Description of Problem Several security issues have been identified in Citrix Hypervisor formerly Citrix XenServer that may allow privileged code in a guest VM to cause the host to crash or become unresponsive. In addition, unprivileged code in a PV guest VM may be able to cause that guest VM to...