Security update for xen

SUSE Security Update: Security update for xen
Announcement ID: SUSE-SU-2015:2306-1
Rating: moderate
References: #950703 #950704 #950705 #950706 #951845 #953527 #954405 #956408 #956411 #956832
Affected Products:
  • SUSE Linux Enterprise Server 11-SP2-LTSS
  • SUSE Linux Enterprise Debuginfo 11-SP2

  • An update that fixes 10 vulnerabilities is now available.


    This update fixes the following security issues:

    - bsc#956832 - CVE-2015-8345: xen: qemu: net: eepro100: infinite loop in
    processing command block list

    - bsc#956408 - CVE-2015-8339, CVE-2015-8340: xen: XENMEM_exchange error
    handling issues (XSA-159) xsa159.patch
    - bsc#956411 - CVE-2015-7504: xen: heap buffer overflow vulnerability in
    pcnet emulator (XSA-162)

    - bsc#954405 - CVE-2015-8104: Xen: guest to host DoS by triggering an
    infinite loop in microcode via #DB exception
    - bsc#953527 - CVE-2015-5307: kernel: kvm/xen: x86: avoid guest->host DOS
    by intercepting #AC (XSA-156)

    - bsc#950704 - CVE-2015-7970: xen: x86: Long latency populate-on-demand
    operation is not preemptible (XSA-150)

    - bsc#951845 - CVE-2015-7972: xen: x86: populate-on-demand balloon size
    inaccuracy can crash guests (XSA-153)

    - bsc#950703 - CVE-2015-7969: xen: leak of main per-domain vcpu pointer
    array (DoS) (XSA-149)
    - bsc#950705 - CVE-2015-7969: xen: x86: leak of per-domain
    profiling-related vcpu pointer array (DoS) (XSA-151)
    - bsc#950706 - CVE-2015-7971: xen: x86: some pmu and profiling hypercalls
    log without rate limiting (XSA-152)

    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-SP2-LTSS:
      zypper in -t patch slessp2-xen-20151201-12273=1
    • SUSE Linux Enterprise Debuginfo 11-SP2:
      zypper in -t patch dbgsp2-xen-20151201-12273=1

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

    Package List:

    • SUSE Linux Enterprise Server 11-SP2-LTSS (i586 x86_64):
      • xen-devel-4.1.6_08-23.1
      • xen-kmp-default-4.1.6_08_3.0.101_0.7.37-23.1
      • xen-kmp-trace-4.1.6_08_3.0.101_0.7.37-23.1
      • xen-libs-4.1.6_08-23.1
      • xen-tools-domU-4.1.6_08-23.1
    • SUSE Linux Enterprise Server 11-SP2-LTSS (x86_64):
      • xen-4.1.6_08-23.1
      • xen-doc-html-4.1.6_08-23.1
      • xen-doc-pdf-4.1.6_08-23.1
      • xen-libs-32bit-4.1.6_08-23.1
      • xen-tools-4.1.6_08-23.1
    • SUSE Linux Enterprise Server 11-SP2-LTSS (i586):
      • xen-kmp-pae-4.1.6_08_3.0.101_0.7.37-23.1
    • SUSE Linux Enterprise Debuginfo 11-SP2 (i586 x86_64):
      • xen-debuginfo-4.1.6_08-23.1
      • xen-debugsource-4.1.6_08-23.1