Security update for xen

SUSE Security Update: Security update for xen
Announcement ID: SUSE-SU-2019:2753-1
Rating: important
References: #1027519 #1111331 #1126140 #1126141 #1126192 #1126195 #1126196 #1126197 #1126198 #1126201 #1127400 #1129642 #1131811 #1137717 #1138294 #1143797 #1145240 #1145774 #1146874 #1149813
Cross-References: CVE-2018-12126 CVE-2018-12127 CVE-2018-12130 CVE-2019-11091 CVE-2019-12068 CVE-2019-14378 CVE-2019-15890 CVE-2019-17340 CVE-2019-17341 CVE-2019-17342 CVE-2019-17343 CVE-2019-17344 CVE-2019-17345 CVE-2019-17346 CVE-2019-17347 CVE-2019-17348
Affected Products:
  • SUSE Linux Enterprise Software Development Kit 12-SP4
  • SUSE Linux Enterprise Server 12-SP4
  • SUSE Linux Enterprise Desktop 12-SP4

An update that solves 16 vulnerabilities and has four fixes is now available.

Description:

This update for xen to version 4.11.2 fixes the following issues:
Security issues fixed:

  • CVE-2019-15890: Fixed a use-after-free in SLiRP networking implementation of QEMU emulator which could have led to Denial of Service (bsc#1149813).
  • CVE-2019-12068: Fixed an issue in lsi which could lead to an infinite loop and denial of service (bsc#1146874).
  • CVE-2019-14378: Fixed a heap buffer overflow in SLiRp networking implementation of QEMU emulator which could have led to execution of arbitrary code with privileges of the QEMU process (bsc#1143797).

Other issues fixed:
  • Fixed an HPS bug which did not allow to install Windows Server 2016 with 2 CPUs setting or above (bsc#1137717).
  • Fixed a segmentation fault in Libvrtd during live migration to a VM (bsc#1145774).
  • Fixed an issue where libxenlight could not create new domain (bsc#1131811).
  • Fixed an issue where attached pci devices were lost after reboot (bsc#1129642).
  • Fixed an issue where Xen could not pre-allocate 1 shadow page (bsc#1145240).

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 Software Development Kit 12-SP4:
    zypper in -t patch SUSE-SLE-SDK-12-SP4-2019-2753=1
  • SUSE Linux Enterprise Server 12-SP4:
    zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-2753=1
  • SUSE Linux Enterprise Desktop 12-SP4:
    zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2019-2753=1

Package List:

  • SUSE Linux Enterprise Software Development Kit 12-SP4 (aarch64 x86_64):
    • xen-debugsource-4.11.2_02-2.14.2
    • xen-devel-4.11.2_02-2.14.2
  • SUSE Linux Enterprise Server 12-SP4 (x86_64):
    • xen-4.11.2_02-2.14.2
    • xen-debugsource-4.11.2_02-2.14.2
    • xen-doc-html-4.11.2_02-2.14.2
    • xen-libs-32bit-4.11.2_02-2.14.2
    • xen-libs-4.11.2_02-2.14.2
    • xen-libs-debuginfo-32bit-4.11.2_02-2.14.2
    • xen-libs-debuginfo-4.11.2_02-2.14.2
    • xen-tools-4.11.2_02-2.14.2
    • xen-tools-debuginfo-4.11.2_02-2.14.2
    • xen-tools-domU-4.11.2_02-2.14.2
    • xen-tools-domU-debuginfo-4.11.2_02-2.14.2
  • SUSE Linux Enterprise Desktop 12-SP4 (x86_64):
    • xen-4.11.2_02-2.14.2
    • xen-debugsource-4.11.2_02-2.14.2
    • xen-libs-32bit-4.11.2_02-2.14.2
    • xen-libs-4.11.2_02-2.14.2
    • xen-libs-debuginfo-32bit-4.11.2_02-2.14.2
    • xen-libs-debuginfo-4.11.2_02-2.14.2

References: