Security update for xen

SUSE Security Update: Security update for xen
Announcement ID: SUSE-SU-2019:14199-1
Rating: important
References: #1126140 #1126141 #1126192 #1126195 #1126196 #1126198 #1126201 #1127400 #1135905 #1143797 #1145652 #1146874 #1149813
Cross-References: CVE-2019-12067 CVE-2019-12068 CVE-2019-12155 CVE-2019-14378 CVE-2019-15890 CVE-2019-17340 CVE-2019-17341 CVE-2019-17342 CVE-2019-17343 CVE-2019-17344 CVE-2019-17346 CVE-2019-17347 CVE-2019-17348
Affected Products:
  • SUSE Linux Enterprise Server 11-SP4-LTSS
  • SUSE Linux Enterprise Debuginfo 11-SP4

An update that fixes 13 vulnerabilities is now available.

Description:

This update for xen fixes the following issues:

  • 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).
  • CVE-2019-12067: Fixed a null pointer dereference which could have led to denial of service (bsc#1145652).
  • CVE-2019-12155: Fixed a null pointer dereference in QXL VGA card emulator of QEMU which could have led to denial of service (bsc#1135905).

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 Server 11-SP4-LTSS:
    zypper in -t patch slessp4-xen-14199=1
  • SUSE Linux Enterprise Debuginfo 11-SP4:
    zypper in -t patch dbgsp4-xen-14199=1

Package List:

  • SUSE Linux Enterprise Server 11-SP4-LTSS (i586 x86_64):
    • xen-kmp-default-4.4.4_40_3.0.101_108.101-61.49.1
    • xen-libs-4.4.4_40-61.49.1
    • xen-tools-domU-4.4.4_40-61.49.1
  • SUSE Linux Enterprise Server 11-SP4-LTSS (x86_64):
    • xen-4.4.4_40-61.49.1
    • xen-doc-html-4.4.4_40-61.49.1
    • xen-libs-32bit-4.4.4_40-61.49.1
    • xen-tools-4.4.4_40-61.49.1
  • SUSE Linux Enterprise Server 11-SP4-LTSS (i586):
    • xen-kmp-pae-4.4.4_40_3.0.101_108.101-61.49.1
  • SUSE Linux Enterprise Debuginfo 11-SP4 (i586 x86_64):
    • xen-debuginfo-4.4.4_40-61.49.1
    • xen-debugsource-4.4.4_40-61.49.1

References: