SUSE-SU-2016:0010-1: important: Security update for kvm

[sle-security-updates at lists.suse.com]

   SUSE Security Update: Security update for kvm
______________________________________________________________________________

Announcement ID:    SUSE-SU-2016:0010-1
Rating:             important
References:         #947164 #950590 #953187 #956829 #957162 
Cross-References:   CVE-2015-7512 CVE-2015-8345
Affected Products:
                    SUSE Linux Enterprise Server 11-SP4
                    SUSE Linux Enterprise Desktop 11-SP4
______________________________________________________________________________

   An update that solves two vulnerabilities and has three
   fixes is now available.

Description:


   This update for kvm fixes the following issues:

   Security issues fixed:
   - CVE-2015-7512: The receive packet size is now checked in the emulated
     pcnet driver, eliminating buffer overflow and potential security issue
     by malicious guest systems. (bsc#957162)
   - CVE-2015-8345: A infinite loop in processing command block list was
     fixed that could be exploit by malicious guest systems (bsc#956829).

   Other bugs fixed:
   - To assist users past the migration incompatibility discussed in
     bsc#950590 (restore migration compatibility with SLE11 SP3 and SLE12, at
     the unfortunate expense to prior SLE11 SP4 kvm release compatability
     when a virtio-net device is used), print a message which references the
     support document TID 7017048. See
     https://www.suse.com/support/kb/doc.php?id=7017048
   - Fix cases of wrong clock values in kvmclock timekeeping (bsc#947164 and
     bsc#953187)
   - Enforce pxe rom sizes to ensure migration compatibility. (bsc#950590)
   - Fix kvm live migration fails between sles11 sp3 and sp4 (bsc#950590)


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 11-SP4:

      zypper in -t patch slessp4-kvm-12293=1

   - SUSE Linux Enterprise Desktop 11-SP4:

      zypper in -t patch sledsp4-kvm-12293=1

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


Package List:

   - SUSE Linux Enterprise Server 11-SP4 (i586 s390x x86_64):

      kvm-1.4.2-35.1

   - SUSE Linux Enterprise Desktop 11-SP4 (i586 x86_64):

      kvm-1.4.2-35.1


References:

   https://www.suse.com/security/cve/CVE-2015-7512.html
   https://www.suse.com/security/cve/CVE-2015-8345.html
   https://bugzilla.suse.com/947164
   https://bugzilla.suse.com/950590
   https://bugzilla.suse.com/953187
   https://bugzilla.suse.com/956829
   https://bugzilla.suse.com/957162