Test ID:	1.3.6.1.4.1.25623.1.0.844312
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-4255-1)
Summary:	The remote host is missing an update for the 'linux, linux-aws, linux-oem' package(s) announced via the USN-4255-1 advisory.
Description:	Summary: The remote host is missing an update for the 'linux, linux-aws, linux-oem' package(s) announced via the USN-4255-1 advisory. Vulnerability Insight: It was discovered that the Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors. A local attacker could use this to expose sensitive information. (CVE-2019-14615) It was discovered that a race condition can lead to a use-after-free while destroying GEM contexts in the i915 driver for the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2020-7053) Affected Software/OS: 'linux, linux-aws, linux-oem' package(s) on Ubuntu 18.04. Solution: Please install the updated package(s). CVSS Score: 4.6 CVSS Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2019-14615 http://seclists.org/fulldisclosure/2020/Mar/31 http://packetstormsecurity.com/files/156185/Kernel-Live-Patch-Security-Notice-LSN-0062-1.html http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html SuSE Security Announcement: openSUSE-SU-2020:0336 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html https://usn.ubuntu.com/4253-1/ https://usn.ubuntu.com/4253-2/ https://usn.ubuntu.com/4254-1/ https://usn.ubuntu.com/4254-2/ https://usn.ubuntu.com/4255-1/ https://usn.ubuntu.com/4255-2/ https://usn.ubuntu.com/4284-1/ https://usn.ubuntu.com/4285-1/ https://usn.ubuntu.com/4286-1/ https://usn.ubuntu.com/4286-2/ https://usn.ubuntu.com/4287-1/ https://usn.ubuntu.com/4287-2/ Common Vulnerability Exposure (CVE) ID: CVE-2020-7053 https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2 https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7dc40713618c884bf07c030d1ab1f47a9dc1f310 https://lore.kernel.org/stable/20200114183937.12224-1-tyhicks@canonical.com
Copyright	Copyright (C) 2020 Greenbone AG

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