Test ID:	1.3.6.1.4.1.25623.1.1.1.2.2017.1181
Category:	Debian Local Security Checks
Title:	Debian: Security Advisory (DLA-1181-1)
Summary:	The remote host is missing an update for the Debian 'xen' package(s) announced via the DLA-1181-1 advisory.
Description:	Summary: The remote host is missing an update for the Debian 'xen' package(s) announced via the DLA-1181-1 advisory. Vulnerability Insight: Multiple vulnerabilities have been discovered in the Xen hypervisor: CVE-2017-15588 Jann Horn discovered a race condition that can cause a stale TLB entry which might result in privilege escalation, denial of service or information leak. CVE-2017-15589 Roger Pau Monne discovered a hypervisor stack leak in the x86 I/O intercept code, resulting in information leaks. CVE-2017-15592 Andrew Cooper discovered that incorrect handling of self-linear shadow mappings for translated guests might result in denial of service or privilege escalation. CVE-2017-15593 Jan Beulich discovered that page type reference counts are mishandled which may result in denial of service. CVE-2017-15595 Jann Horn discovered that crafted page-table stacking might result in denial of service, privilege escalation or information leaks. For Debian 7 Wheezy, these problems have been fixed in version 4.1.6.lts1-10. We recommend that you upgrade your xen packages. Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: [link moved to references] Affected Software/OS: 'xen' package(s) on Debian 7. Solution: Please install the updated package(s). CVSS Score: 7.2 CVSS Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2017-15588 BugTraq ID: 101490 http://www.securityfocus.com/bid/101490 Debian Security Information: DSA-4050 (Google Search) https://www.debian.org/security/2017/dsa-4050 https://security.gentoo.org/glsa/201801-14 https://lists.debian.org/debian-lts-announce/2017/11/msg00027.html https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html http://www.securitytracker.com/id/1039568 Common Vulnerability Exposure (CVE) ID: CVE-2017-15589 BugTraq ID: 101496 http://www.securityfocus.com/bid/101496 Common Vulnerability Exposure (CVE) ID: CVE-2017-15592 BugTraq ID: 101513 http://www.securityfocus.com/bid/101513 BugTraq ID: 102129 http://www.securityfocus.com/bid/102129 https://lists.debian.org/debian-lts-announce/2018/10/msg00021.html Common Vulnerability Exposure (CVE) ID: CVE-2017-15593 Common Vulnerability Exposure (CVE) ID: CVE-2017-15595 https://www.exploit-db.com/exploits/43014/
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