SUSE-SU-2018:0664-1: important: Security update for the Linux Kernel (Live Patch 32 for SLE 12)

\n\n SUSE Security Update: Security update for the Linux Kernel (Live Patch 32 for SLE 12)
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Announcement ID: SUSE-SU-2018:0664-1
Rating: important
References: #1064392
Cross-References: CVE-2017-15649
Affected Products:
SUSE Linux Enterprise Server 12-LTSS
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An update that fixes one vulnerability is now available.

Description:

This update for the Linux Kernel 3.12.61-52_122 fixes several issues.

The following security issue was fixed:

– CVE-2017-15649: net/packet/af_packet.c in the Linux kernel allowed local
users to gain privileges via crafted system calls that trigger
mishandling of packet_fanout data structures, because of a race
condition (involving fanout_add and packet_do_bind) that leads to a
use-after-free, a different vulnerability than CVE-2017-6346
(bsc#1064392)

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 Server 12-LTSS:

zypper in -t patch SUSE-SLE-SERVER-12-2018-450=1

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

Package List:

– SUSE Linux Enterprise Server 12-LTSS (x86_64):

kgraft-patch-3_12_61-52_122-default-2-2.1
kgraft-patch-3_12_61-52_122-xen-2-2.1

References:

https://www.suse.com/security/cve/CVE-2017-15649.html
https://bugzilla.suse.com/1064392


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