SUSE Security Update: Security update for Linux Kernel Live Patch 3 for SLE 12 SP2 ______________________________________________________________________________

Announcement ID: SUSE-SU-2017:2805-1 Rating: important References: #1053150 #1057950 Cross-References: CVE-2017-1000251 CVE-2017-12762 Affected Products: SUSE Linux Enterprise Live Patching 12 ______________________________________________________________________________

An update that fixes two vulnerabilities is now available.

Description:

This update for the Linux Kernel 4.4.21-90 fixes several issues.

The following security bugs were fixed:

- CVE-2017-1000251: The native Bluetooth stack in the Linux Kernel (BlueZ) was vulnerable to a stack overflow vulnerability in the processing of L2CAP configuration responses resulting in Remote code execution in kernel space (bsc#1057950). - CVE-2017-12762: In drivers/isdn/i4l/isdn_net.c a user-controlled buffer was copied into a local buffer of constant size using strcpy without a length check which can cause a buffer overflow (bsc#1053150).

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-12-2017-1740=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_21-90-default-9-4.1

References:

https://www.suse.com/security/cve/CVE-2017-1000251.html https://www.suse.com/security/cve/CVE-2017-12762.html https://bugzilla.suse.com/1053150 https://bugzilla.suse.com/1057950