Security update for Xen and libvirt

SUSE Security Update: Security update for Xen and libvirt
Announcement ID: SUSE-SU-2012:1043-1
Rating: important
References: #746702 #762484 #762963 #764982 #766283 #773393 #773401 #773955
Affected Products:
  • SUSE Linux Enterprise Software Development Kit 11 SP2
  • SUSE Linux Enterprise Server 11 SP2
  • SUSE Linux Enterprise Desktop 11 SP2
    		•

    An update that solves one vulnerability and has 7 fixes is now available. It includes one version update.

    Description:


    Xen was updated to fix several security issues:

    *

    CVE-2012-3433: A xen HVM guest destroy p2m teardown
    host DoS vulnerability was fixed, where malicious guest
    could lock/crash the host.

    *

    CVE-2012-3432: A xen HVM guest user mode MMIO
    emulation DoS was fixed.

    *

    CVE-2012-2625: The xen pv bootloader doesn't check
    the size of the bzip2 or lzma compressed kernel, leading to
    denial of service (crash).

    Also the following bug in XEN has been fixed:

    * bnc#746702 - Xen HVM DomU crash during Windows Server
    2008 R2 install, when maxmem > memory

    This update also included bugfixes for:

    *

    vm-install: - bnc#762963 - ReaR: Unable to recover a
    paravirtualized XEN guest

    *

    virt-manager - SLE11-SP2 ONLY

    * bnc#764982 - virt-manager fails to start after
    upgrade to SLES11 SP2 from SLES10

    Security Issue reference:

    * CVE-2012-3432
    >

    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 Software Development Kit 11 SP2:
      zypper in -t patch sdksp2-xen-201208-6640
    • SUSE Linux Enterprise Server 11 SP2:
      zypper in -t patch slessp2-xen-201208-6640
    • SUSE Linux Enterprise Desktop 11 SP2:
      zypper in -t patch sledsp2-xen-201208-6640

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

    Package List:

    • SUSE Linux Enterprise Software Development Kit 11 SP2 (x86_64):
    • libvirt-devel-0.9.6-0.21.3
    • libvirt-devel-32bit-0.9.6-0.21.3
    • xen-devel-4.1.2_20-0.5.2
    • SUSE Linux Enterprise Server 11 SP2 (x86_64) [New Version: 0.5.10]:
    • libvirt-0.9.6-0.21.3
    • libvirt-client-0.9.6-0.21.3
    • libvirt-client-32bit-0.9.6-0.21.3
    • libvirt-doc-0.9.6-0.21.3
    • libvirt-python-0.9.6-0.21.3
    • virt-manager-0.9.0-3.19.1
    • vm-install-0.5.10-0.5.1
    • xen-4.1.2_20-0.5.2
    • xen-doc-html-4.1.2_20-0.5.2
    • xen-doc-pdf-4.1.2_20-0.5.2
    • xen-kmp-default-4.1.2_20_3.0.38_0.5-0.5.2
    • xen-kmp-trace-4.1.2_20_3.0.38_0.5-0.5.2
    • xen-libs-32bit-4.1.2_20-0.5.2
    • xen-libs-4.1.2_20-0.5.2
    • xen-tools-4.1.2_20-0.5.2
    • xen-tools-domU-4.1.2_20-0.5.2
    • SUSE Linux Enterprise Desktop 11 SP2 (x86_64) [New Version: 0.5.10]:
    • libvirt-0.9.6-0.21.3
    • libvirt-client-0.9.6-0.21.3
    • libvirt-client-32bit-0.9.6-0.21.3
    • libvirt-doc-0.9.6-0.21.3
    • libvirt-python-0.9.6-0.21.3
    • virt-manager-0.9.0-3.19.1
    • vm-install-0.5.10-0.5.1
    • xen-4.1.2_20-0.5.2
    • xen-doc-html-4.1.2_20-0.5.2
    • xen-doc-pdf-4.1.2_20-0.5.2
    • xen-kmp-default-4.1.2_20_3.0.38_0.5-0.5.2
    • xen-kmp-trace-4.1.2_20_3.0.38_0.5-0.5.2
    • xen-libs-32bit-4.1.2_20-0.5.2
    • xen-libs-4.1.2_20-0.5.2
    • xen-tools-4.1.2_20-0.5.2
    • xen-tools-domU-4.1.2_20-0.5.2

    References:

  • http://support.novell.com/security/cve/CVE-2012-3432.html
  • https://bugzilla.novell.com/746702
  • https://bugzilla.novell.com/762484
  • https://bugzilla.novell.com/762963
  • https://bugzilla.novell.com/764982
  • https://bugzilla.novell.com/766283
  • https://bugzilla.novell.com/773393
  • https://bugzilla.novell.com/773401
  • https://bugzilla.novell.com/773955
  • http://download.suse.com/patch/finder/?keywords=6aa25504d39edb169f3b6d3e111160e9