Test ID:	1.3.6.1.4.1.25623.1.0.841593
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-1990-1)
Summary:	The remote host is missing an update for the 'xorg-server, xorg-server-lts-quantal, xorg-server-lts-raring' package(s) announced via the USN-1990-1 advisory.
Description:	Summary: The remote host is missing an update for the 'xorg-server, xorg-server-lts-quantal, xorg-server-lts-raring' package(s) announced via the USN-1990-1 advisory. Vulnerability Insight: Pedro Ribeiro discovered that the X.Org X server incorrectly handled memory operations when handling ImageText requests. An attacker could use this issue to cause X.Org to crash, or to possibly execute arbitrary code. (CVE-2013-4396) It was discovered that non-root X.Org X servers such as Xephyr incorrectly used cached xkb files. A local attacker could use this flaw to cause a xkb cache file to be loaded by another user, resulting in a denial of service. (CVE-2013-1056) Affected Software/OS: 'xorg-server, xorg-server-lts-quantal, xorg-server-lts-raring' package(s) on Ubuntu 12.04, Ubuntu 12.10, Ubuntu 13.04. Solution: Please install the updated package(s). CVSS Score: 6.5 CVSS Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2013-1056 http://www.ubuntu.com/usn/USN-1990-1 Common Vulnerability Exposure (CVE) ID: CVE-2013-4396 BugTraq ID: 62892 http://www.securityfocus.com/bid/62892 Debian Security Information: DSA-2784 (Google Search) http://www.debian.org/security/2013/dsa-2784 http://openwall.com/lists/oss-security/2013/10/08/6 http://lists.x.org/archives/xorg-announce/2013-October/002332.html RedHat Security Advisories: RHSA-2013:1426 http://rhn.redhat.com/errata/RHSA-2013-1426.html SuSE Security Announcement: openSUSE-SU-2013:1610 (Google Search) http://lists.opensuse.org/opensuse-updates/2013-10/msg00056.html SuSE Security Announcement: openSUSE-SU-2013:1614 (Google Search) http://lists.opensuse.org/opensuse-updates/2013-10/msg00060.html
Copyright	Copyright (C) 2013 Greenbone AG

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