SUSE Security Update: Security update for Linux Kernel Live Patch 4 for SLE 12 SP2 ______________________________________________________________________________

Announcement ID: SUSE-SU-2017:0307-1 Rating: important References: #1019079 Cross-References: CVE-2016-10088 Affected Products: SUSE Linux Enterprise Live Patching 12 ______________________________________________________________________________

An update that fixes one vulnerability is now available.

Description:

This update for the Linux Kernel fixes one security issue:

- CVE-2016-10088: The sg implementation in the Linux kernel did not properly restrict write operations in situations where the KERNEL_DS option is set, which allowed local users to read or write to arbitrary kernel memory locations or cause a denial of service (use-after-free) by leveraging access to a /dev/sg device (bsc#1017710).

Patch Instructions:

To install this SUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product:

- SUSE Linux Enterprise Live Patching 12:

zypper in -t patch SUSE-SLE-Live-Patching-12-2017-162=1

To bring your system up-to-date, use "zypper patch".

Package List:

- SUSE Linux Enterprise Live Patching 12 (x86_64):

kgraft-patch-4_4_38-93-default-2-2.1

References:

https://www.suse.com/security/cve/CVE-2016-10088.html https://bugzilla.suse.com/1019079