Amazon Linux 1 Security Advisory: ALAS-2016-642
Advisory Release Date: 2016-01-19 17:07 Pacific
Advisory Updated Date: 2016-01-19 19:08 Pacific
Perception Point Research identified (http://perception-point.io/2016/01/14/analysis-and-exploitation-of-a-linux-kernel-vulnerability-cve-2016-0728/) a use-after-free vulnerability, representing a local privilege escalation vulnerability in the Linux kernel. Their post contains a detailed analysis of the bug.
kernel-4.1.13-19.30.amzn1 and earlier versions are impacted.
Affected Packages:
kernel
Issue Correction:
Run yum clean all followed by yum update kernel to update your system. You will need to reboot your system in order for the new kernel to be running.
i686:
kernel-tools-debuginfo-4.1.13-19.31.amzn1.i686
kernel-devel-4.1.13-19.31.amzn1.i686
kernel-headers-4.1.13-19.31.amzn1.i686
perf-debuginfo-4.1.13-19.31.amzn1.i686
kernel-tools-4.1.13-19.31.amzn1.i686
kernel-4.1.13-19.31.amzn1.i686
kernel-tools-devel-4.1.13-19.31.amzn1.i686
perf-4.1.13-19.31.amzn1.i686
kernel-debuginfo-common-i686-4.1.13-19.31.amzn1.i686
kernel-debuginfo-4.1.13-19.31.amzn1.i686
noarch:
kernel-doc-4.1.13-19.31.amzn1.noarch
src:
kernel-4.1.13-19.31.amzn1.src
x86_64:
kernel-tools-4.1.13-19.31.amzn1.x86_64
perf-debuginfo-4.1.13-19.31.amzn1.x86_64
kernel-headers-4.1.13-19.31.amzn1.x86_64
kernel-tools-devel-4.1.13-19.31.amzn1.x86_64
kernel-debuginfo-common-x86_64-4.1.13-19.31.amzn1.x86_64
kernel-tools-debuginfo-4.1.13-19.31.amzn1.x86_64
kernel-debuginfo-4.1.13-19.31.amzn1.x86_64
kernel-4.1.13-19.31.amzn1.x86_64
kernel-devel-4.1.13-19.31.amzn1.x86_64
perf-4.1.13-19.31.amzn1.x86_64