Security update for kvm

Announcement ID: SUSE-SU-2019:13962-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2018-19364 ( SUSE ): 5.3 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
  • CVE-2018-19364 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2018-19364 ( NVD ): 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2018-19489 ( SUSE ): 2.8 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:L
  • CVE-2018-19489 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2018-19489 ( NVD ): 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2019-6778 ( SUSE ): 7.8 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
  • CVE-2019-6778 ( NVD ): 7.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SLES for SAP Applications 11-SP4
  • SUSE Linux Enterprise Server 11 SP4

An update that solves three vulnerabilities and has one security fix can now be installed.

Description:

This update for kvm fixes the following issues:

Security issues fixed:

  • CVE-2019-6778: Fixed a heap buffer overflow issue in the SLiRP networking implementation (bsc#1123156).
  • CVE-2018-19489: Fixed a denial of service vulnerability in virtfs (bsc#1117275).
  • CVE-2018-19364: Fixed a use-after-free if the virtfs interface resulting in a denial of service (bsc#1116717).

Non-security issue fixed:

  • Fixed LAPIC TSC deadline timer save/restore (bsc#1109544)

Patch Instructions:

To install this SUSE 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
    zypper in -t patch slessp4-kvm-13962=1
  • SLES for SAP Applications 11-SP4
    zypper in -t patch slessp4-kvm-13962=1

Package List:

  • SUSE Linux Enterprise Server 11 SP4 (s390x x86_64 i586)
    • kvm-1.4.2-60.21.1
  • SLES for SAP Applications 11-SP4 (x86_64)
    • kvm-1.4.2-60.21.1

References: