[SECURITY] [DSA 5117-1] xen security update

------------------------------------------------------------------------- Debian Security Advisory DSA-5117-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff April 10, 2022 https://www.debian.org/security/faq -...

SUSE SLES12: xen / xen-devel / xen-doc-html / xen-libs / xen-libs-32bit / etc (SUSE-SU-2022:0469-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:0469-1 advisory. - CVE-2022-23033: Fixed guestphysmapremovepage not removing the p2m mappings. XSA-393 bsc1194576 - CVE-2022-23034: Fixed possible D...

SUSE: Security Advisory (SUSE-SU-2022:0468-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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-2022:0469-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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-2022:0467-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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-SU-2022:0467-1 Security update for xen

This update for xen fixes the following issues: - CVE-2022-23033: Fixed guestphysmapremovepage not removing the p2m mappings. XSA-393 bsc1194576 - CVE-2022-23034: Fixed possible DoS by a PV guest Xen while unmapping a grant. XSA-394 bsc1194581 - CVE-2022-23035: Fixed insufficient cleanup of...

SUSE SLES12: xen / xen-doc-html / xen-libs / xen-libs-32bit / xen-tools / etc (SUSE-SU-2022:0359-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:0359-1 advisory. - CVE-2022-23034: Fixed possible DoS by a PV guest Xen while unmapping a grant. XSA-394 bsc1194581 - CVE-2022-23035: Fixed...

SUSE: Security Advisory (SUSE-SU-2022:0342-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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...

Security Advisory for Citrix Hypervisor

Several security issues have been identified that affect Citrix Hypervisor: An issue has been identified that may allow privileged code in a PV guest VM to cause the host to crash. This issue has the following identifier: CVE-2022-23034 Note that PV guests are supported in Citrix XenServer 7.1 LT...

SUSE: Security Advisory (SUSE-SU-2022:0331-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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 SLES15 Security Update : xen (SUSE-SU-2022:0332-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:0332-1 advisory. - A PV guest could DoS Xen while unmapping a grant To address XSA-380, reference counting was introduced for grant mappings for the...

SUSE SLED15: xen / xen-devel / xen-libs / xen-tools / xen-tools-domU / etc (SUSE-SU-2022:0333-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:0333-1 advisory. - CVE-2022-23033: Fixed guestphysmapremovepage not removing the p2m mappings. XSA-393 bsc1194576 -...

openSUSE 15 Security Update : xen (openSUSE-SU-2022:0333-1)

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2022:0333-1 advisory. - arm: guestphysmapremovepage not removing the p2m mappings The functions to remove one or more entries from a guest p2m pagetable on Arm...

SUSE: Security Advisory (SUSE-SU-2022:0333-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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-SU-2022:0333-1 Security update for xen

This update for xen fixes the following issues: - CVE-2022-23033: Fixed guestphysmapremovepage not removing the p2m mappings. XSA-393 bsc1194576 - CVE-2022-23034: Fixed possible DoS by a PV guest Xen while unmapping a grant. XSA-394 bsc1194581 - CVE-2022-23035: Fixed insufficient cleanup of...

SUSE-SU-2022:0332-1 Security update for xen

This update for xen fixes the following issues: - CVE-2022-23034: Fixed possible DoS by a PV guest Xen while unmapping a grant. XSA-394 bsc1194581 - CVE-2022-23035: Fixed insufficient cleanup of passed-through device IRQs. XSA-395 bsc1194588...

SUSE-SU-2022:0331-1 Security update for xen

This update for xen fixes the following issues: - CVE-2022-23034: Fixed possible DoS by a PV guest Xen while unmapping a grant. XSA-394 bsc1194581 - CVE-2022-23035: Fixed insufficient cleanup of passed-through device IRQs. XSA-395 bsc1194588...

Security update for xen (important)

openSUSE Security Update: Security update for xen Announcement ID: openSUSE-SU-2022:0333-1 Rating: important References: 1194576 1194581 1194588 Cross-References: CVE-2022-23033 CVE-2022-23034 CVE-2022-23035 CVSS scores: CVE-2022-23034 SUSE: 4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L...

CVE-2022-23034

CVE-2022-23034 affects the Xen hypervisor. A PV guest could cause a Denial of Service by unmapping a grant when IOMMU is enabled; a reference count mis-decrement could trigger a hypervisor bug check (underflow). The issue is one of several Xen vulnerabilities reported across multiple distros (Deb...