SUSE-SU-2017:2466-1: important: Security update for xen

sle-security-updates at lists.suse.com sle-security-updates at lists.suse.com
Thu Sep 14 13:08:28 MDT 2017


   SUSE Security Update: Security update for xen
______________________________________________________________________________

Announcement ID:    SUSE-SU-2017:2466-1
Rating:             important
References:         #1056278 #1056280 #1056281 #1056282 
Cross-References:   CVE-2017-14316 CVE-2017-14317 CVE-2017-14318
                    CVE-2017-14319
Affected Products:
                    SUSE OpenStack Cloud 6
                    SUSE Linux Enterprise Server for SAP 12-SP1
                    SUSE Linux Enterprise Server 12-SP1-LTSS
______________________________________________________________________________

   An update that fixes four vulnerabilities is now available.

Description:

   This update for xen fixes several issues.

   These security issues were fixed:

   - CVE-2017-14316: Missing bound check in function `alloc_heap_pages` for
     an internal array allowed attackers using crafted hypercalls to execute
     arbitrary code within Xen (XSA-231, bsc#1056278)
   - CVE-2017-14318: The function __gnttab_cache_flush missed a check for
     grant tables, allowing a malicious guest to crash the host or for x86 PV
     guests to potentially escalate privileges (XSA-232, bsc#1056280)
   - CVE-2017-14317: A race in cxenstored may have cause a double-free
     allowind for DoS of the xenstored daemon (XSA-233, bsc#1056281).
   - CVE-2017-14319: An error while handling grant mappings allowed malicious
     or buggy x86 PV guest to escalate its privileges or crash the hypervisor
     (XSA-234, bsc#1056282).


Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE OpenStack Cloud 6:

      zypper in -t patch SUSE-OpenStack-Cloud-6-2017-1533=1

   - SUSE Linux Enterprise Server for SAP 12-SP1:

      zypper in -t patch SUSE-SLE-SAP-12-SP1-2017-1533=1

   - SUSE Linux Enterprise Server 12-SP1-LTSS:

      zypper in -t patch SUSE-SLE-SERVER-12-SP1-2017-1533=1

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


Package List:

   - SUSE OpenStack Cloud 6 (x86_64):

      xen-4.5.5_16-22.28.1
      xen-debugsource-4.5.5_16-22.28.1
      xen-doc-html-4.5.5_16-22.28.1
      xen-kmp-default-4.5.5_16_k3.12.74_60.64.57-22.28.1
      xen-kmp-default-debuginfo-4.5.5_16_k3.12.74_60.64.57-22.28.1
      xen-libs-32bit-4.5.5_16-22.28.1
      xen-libs-4.5.5_16-22.28.1
      xen-libs-debuginfo-32bit-4.5.5_16-22.28.1
      xen-libs-debuginfo-4.5.5_16-22.28.1
      xen-tools-4.5.5_16-22.28.1
      xen-tools-debuginfo-4.5.5_16-22.28.1
      xen-tools-domU-4.5.5_16-22.28.1
      xen-tools-domU-debuginfo-4.5.5_16-22.28.1

   - SUSE Linux Enterprise Server for SAP 12-SP1 (x86_64):

      xen-4.5.5_16-22.28.1
      xen-debugsource-4.5.5_16-22.28.1
      xen-doc-html-4.5.5_16-22.28.1
      xen-kmp-default-4.5.5_16_k3.12.74_60.64.57-22.28.1
      xen-kmp-default-debuginfo-4.5.5_16_k3.12.74_60.64.57-22.28.1
      xen-libs-32bit-4.5.5_16-22.28.1
      xen-libs-4.5.5_16-22.28.1
      xen-libs-debuginfo-32bit-4.5.5_16-22.28.1
      xen-libs-debuginfo-4.5.5_16-22.28.1
      xen-tools-4.5.5_16-22.28.1
      xen-tools-debuginfo-4.5.5_16-22.28.1
      xen-tools-domU-4.5.5_16-22.28.1
      xen-tools-domU-debuginfo-4.5.5_16-22.28.1

   - SUSE Linux Enterprise Server 12-SP1-LTSS (x86_64):

      xen-4.5.5_16-22.28.1
      xen-debugsource-4.5.5_16-22.28.1
      xen-doc-html-4.5.5_16-22.28.1
      xen-kmp-default-4.5.5_16_k3.12.74_60.64.57-22.28.1
      xen-kmp-default-debuginfo-4.5.5_16_k3.12.74_60.64.57-22.28.1
      xen-libs-32bit-4.5.5_16-22.28.1
      xen-libs-4.5.5_16-22.28.1
      xen-libs-debuginfo-32bit-4.5.5_16-22.28.1
      xen-libs-debuginfo-4.5.5_16-22.28.1
      xen-tools-4.5.5_16-22.28.1
      xen-tools-debuginfo-4.5.5_16-22.28.1
      xen-tools-domU-4.5.5_16-22.28.1
      xen-tools-domU-debuginfo-4.5.5_16-22.28.1


References:

   https://www.suse.com/security/cve/CVE-2017-14316.html
   https://www.suse.com/security/cve/CVE-2017-14317.html
   https://www.suse.com/security/cve/CVE-2017-14318.html
   https://www.suse.com/security/cve/CVE-2017-14319.html
   https://bugzilla.suse.com/1056278
   https://bugzilla.suse.com/1056280
   https://bugzilla.suse.com/1056281
   https://bugzilla.suse.com/1056282



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