Test ID:	1.3.6.1.4.1.25623.1.0.852774
Category:	SuSE Local Security Checks
Title:	openSUSE: Security Advisory for xen (openSUSE-SU-2019:2506-1)
Summary:	The remote host is missing an update for the 'xen'; package(s) announced via the openSUSE-SU-2019:2506-1 advisory.
Description:	Summary: The remote host is missing an update for the 'xen' package(s) announced via the openSUSE-SU-2019:2506-1 advisory. Vulnerability Insight: This update for xen fixes the following issues: - CVE-2018-12207: Untrusted virtual machines on Intel CPUs could exploit a race condition in the Instruction Fetch Unit of the Intel CPU to cause a Machine Exception during Page Size Change, causing the CPU core to be non-functional. (bsc#1155945) - CVE-2019-11135: Aborting an asynchronous TSX operation on Intel CPUs with Transactional Memory support could be used to facilitate sidechannel information leaks out of microarchitectural buffers, similar to the previously described 'Microarchitectural Data Sampling' attack. (bsc#1152497). - CVE-2019-18425: 32-bit PV guest user mode could elevate its privileges to that of the guest kernel. (bsc#1154456). - CVE-2019-18421: A malicious PV guest administrator may have been able to escalate their privilege to that of the host. (bsc#1154458). - CVE-2019-18420: Malicious x86 PV guests may have caused a hypervisor crash, resulting in a Denial of Service (Dos). (bsc#1154448) This update was imported from the SUSE:SLE-15:Update update project. Patch Instructions: To install this openSUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'. Alternatively you can run the command listed for your product: - openSUSE Leap 15.0: zypper in -t patch openSUSE-2019-2506=1 Affected Software/OS: 'xen' package(s) on openSUSE Leap 15.0. Solution: Please install the updated package(s). CVSS Score: 9.3 CVSS Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2018-12207 Common Vulnerability Exposure (CVE) ID: CVE-2019-11135 Common Vulnerability Exposure (CVE) ID: CVE-2019-18420 Common Vulnerability Exposure (CVE) ID: CVE-2019-18421 Common Vulnerability Exposure (CVE) ID: CVE-2019-18424 Common Vulnerability Exposure (CVE) ID: CVE-2019-18425
Copyright	Copyright (C) 2019 Greenbone Networks GmbH

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