SUSE: Security Advisory (SUSE-SU-2020:2790-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG 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-only ifdescription...

SUSE: Security Advisory (SUSE-SU-2020:2791-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG 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-only ifdescription...

SUSE: Security Advisory (SUSE-SU-2020:2786-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG 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-only ifdescription...

SUSE: Security Advisory (SUSE-SU-2020:2788-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG 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-only ifdescription...

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...

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...

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...

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-2020:2786-1 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...

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-2020-25598

CVE-2020-25598 affects Xen 4.14.x and later, where a buggy XENMEM_acquire_resource error path fails to release an RCU reference, leaking it and potentially causing livelock DoS during subsequent admin operations (e.g., CPU offline). The issue is tied to the HVM stubdomain path and is reportably p...