SUSE Security Update: Security update for xen
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Announcement ID:    SUSE-SU-2015:1952-1
Rating:             important
References:         #877642 #932267 #944463 #944697 #950367 #950703 
                    #950705 #950706 
Cross-References:   CVE-2014-0222 CVE-2015-4037 CVE-2015-5239
                    CVE-2015-6815 CVE-2015-7835 CVE-2015-7969
                    CVE-2015-7971
Affected Products:
                    SUSE Linux Enterprise Server 11-SP2-LTSS
                    SUSE Linux Enterprise Debuginfo 11-SP2
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   An update that solves 7 vulnerabilities and has one errata
   is now available.

Description:

   xen was updated to fix eight security issues.

   These security issues were fixed:
   - CVE-2015-4037: The slirp_smb function in net/slirp.c created temporary
     files with predictable names, which allowed local users to cause a
     denial of service (instantiation failure) by creating /tmp/qemu-smb.*-*
     files before the program (bsc#932267).
   - CVE-2014-0222: Integer overflow in the qcow_open function allowed remote
     attackers to cause a denial of service (crash) via a large L2 table in a
     QCOW version 1 image (bsc#877642).
   - CVE-2015-7835: Uncontrolled creation of large page mappings by PV guests
     (bsc#950367).
   - CVE-2015-5239: Integer overflow in vnc_client_read() and
     protocol_client_msg() (bsc#944463).
   - CVE-2015-6815: With e1000 NIC emulation support it was possible to enter
     an infinite loop (bsc#944697).
   - CVE-2015-7969: Leak of main per-domain vcpu pointer array leading to
     denial of service (bsc#950703).
   - CVE-2015-7969: Leak of per-domain profiling- related vcpu pointer array
     leading to denial of service (bsc#950705).
   - CVE-2015-7971: Some pmu and profiling hypercalls log without rate
     limiting (bsc#950706).


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-12199=1

   - SUSE Linux Enterprise Debuginfo 11-SP2:

      zypper in -t patch dbgsp2-xen-12199=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_08-20.1
      xen-kmp-default-4.1.6_08_3.0.101_0.7.37-20.1
      xen-kmp-trace-4.1.6_08_3.0.101_0.7.37-20.1
      xen-libs-4.1.6_08-20.1
      xen-tools-domU-4.1.6_08-20.1

   - SUSE Linux Enterprise Server 11-SP2-LTSS (x86_64):

      xen-4.1.6_08-20.1
      xen-doc-html-4.1.6_08-20.1
      xen-doc-pdf-4.1.6_08-20.1
      xen-libs-32bit-4.1.6_08-20.1
      xen-tools-4.1.6_08-20.1

   - SUSE Linux Enterprise Server 11-SP2-LTSS (i586):

      xen-kmp-pae-4.1.6_08_3.0.101_0.7.37-20.1

   - SUSE Linux Enterprise Debuginfo 11-SP2 (i586 x86_64):

      xen-debuginfo-4.1.6_08-20.1
      xen-debugsource-4.1.6_08-20.1


References:

   https://www.suse.com/security/cve/CVE-2014-0222.html
   https://www.suse.com/security/cve/CVE-2015-4037.html
   https://www.suse.com/security/cve/CVE-2015-5239.html
   https://www.suse.com/security/cve/CVE-2015-6815.html
   https://www.suse.com/security/cve/CVE-2015-7835.html
   https://www.suse.com/security/cve/CVE-2015-7969.html
   https://www.suse.com/security/cve/CVE-2015-7971.html
   https://bugzilla.suse.com/877642
   https://bugzilla.suse.com/932267
   https://bugzilla.suse.com/944463
   https://bugzilla.suse.com/944697
   https://bugzilla.suse.com/950367
   https://bugzilla.suse.com/950703
   https://bugzilla.suse.com/950705
   https://bugzilla.suse.com/950706