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Sicherheit: Preisgabe von Informationen in Linux
Aktuelle Meldungen Distributionen
Name: Preisgabe von Informationen in Linux
ID: SUSE-SU-2018:2473-1
Distribution: SUSE
Plattformen: SUSE Linux Enterprise Module for Live Patching 15
Datum: Di, 21. August 2018, 22:53
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-3646
Applikationen: Linux

Originalnachricht

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 2 for
SLE 15)
______________________________________________________________________________

Announcement ID: SUSE-SU-2018:2473-1
Rating: important
References: #1099306
Cross-References: CVE-2018-3646
Affected Products:
SUSE Linux Enterprise Module for Live Patching 15
______________________________________________________________________________

An update that fixes one vulnerability is now available.

Description:

This update for the Linux Kernel 4.12.14-25_6 fixes one issue.

The following security issue was fixed:

- CVE-2018-3646: Local attackers in virtualized guest systems could use
speculative code patterns on hyperthreaded processors to read data
present in the L1 Datacache used by other hyperthreads on the same CPU
core, potentially leaking sensitive data, even from other virtual
machines or the host system (bsc#1099306).


Patch Instructions:

To install this SUSE Security Update use the SUSE recommended installation
methods
like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- SUSE Linux Enterprise Module for Live Patching 15:

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2018-1738=1



Package List:

- SUSE Linux Enterprise Module for Live Patching 15 (ppc64le x86_64):

kernel-livepatch-4_12_14-25_6-default-2-2.1
kernel-livepatch-4_12_14-25_6-default-debuginfo-2-2.1


References:

https://www.suse.com/security/cve/CVE-2018-3646.html
https://bugzilla.suse.com/1099306

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