SUSE-SU-2018:2973-2: moderate: Security update for qemu

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

   SUSE Security Update: Security update for qemu
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:2973-2
Rating:             moderate
References:         #1092885 #1096223 #1098735 
Cross-References:   CVE-2018-11806 CVE-2018-12617 CVE-2018-3639
                   
Affected Products:
                    SUSE Linux Enterprise Server 12-SP2-BCL
______________________________________________________________________________

   An update that fixes three vulnerabilities is now available.

Description:

   This update for qemu fixes the following security issues:

   - CVE-2018-12617: qmp_guest_file_read had an integer overflow that could
     have been exploited by sending a crafted QMP command (including
     guest-file-read with a large count value) to the agent via the listening
     socket causing DoS (bsc#1098735)
   - CVE-2018-11806: Prevent heap-based buffer overflow via incoming
     fragmented datagrams (bsc#1096223)

   With this release the mitigations for Spectre v4 are moved the the patches
   from upstream (CVE-2018-3639, bsc#1092885).


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 Server 12-SP2-BCL:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2018-2116=1



Package List:

   - SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):

      qemu-2.6.2-41.43.3
      qemu-block-curl-2.6.2-41.43.3
      qemu-block-curl-debuginfo-2.6.2-41.43.3
      qemu-block-rbd-2.6.2-41.43.3
      qemu-block-rbd-debuginfo-2.6.2-41.43.3
      qemu-block-ssh-2.6.2-41.43.3
      qemu-block-ssh-debuginfo-2.6.2-41.43.3
      qemu-debugsource-2.6.2-41.43.3
      qemu-guest-agent-2.6.2-41.43.3
      qemu-guest-agent-debuginfo-2.6.2-41.43.3
      qemu-kvm-2.6.2-41.43.3
      qemu-lang-2.6.2-41.43.3
      qemu-tools-2.6.2-41.43.3
      qemu-tools-debuginfo-2.6.2-41.43.3
      qemu-x86-2.6.2-41.43.3
      qemu-x86-debuginfo-2.6.2-41.43.3

   - SUSE Linux Enterprise Server 12-SP2-BCL (noarch):

      qemu-ipxe-1.0.0-41.43.3
      qemu-seabios-1.9.1-41.43.3
      qemu-sgabios-8-41.43.3
      qemu-vgabios-1.9.1-41.43.3


References:

   https://www.suse.com/security/cve/CVE-2018-11806.html
   https://www.suse.com/security/cve/CVE-2018-12617.html
   https://www.suse.com/security/cve/CVE-2018-3639.html
   https://bugzilla.suse.com/1092885
   https://bugzilla.suse.com/1096223
   https://bugzilla.suse.com/1098735