Security update for kvm

Announcement ID: SUSE-SU-2020:14396-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2019-12068 ( SUSE ): 4.4 CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
  • CVE-2019-12068 ( NVD ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L
  • CVE-2019-15890 ( SUSE ): 5.8 CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/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
  • CVE-2020-1983 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2020-1983 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
  • CVE-2020-7039 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H
  • CVE-2020-7039 ( NVD ): 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
  • CVE-2020-8608 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H
  • CVE-2020-8608 ( NVD ): 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Affected Products:
  • SUSE Linux Enterprise Server 11 SP4
  • SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4

An update that solves six vulnerabilities can now be installed.

Description:

This update for kvm fixes the following issues:

Security issues fixed:

  • CVE-2019-12068: Fixed a potential DoS in the LSI SCSI controller emulation (bsc#1146873).
  • CVE-2020-1983: Fixed a use-after-free in the ip_reass function of slirp (bsc#1170940).
  • CVE-2020-8608: Fixed a potential OOB access in slirp (bsc#1163018).
  • CVE-2020-7039: Fixed a potential OOB access in slirp (bsc#1161066).
  • CVE-2019-15890: Fixed a use-after-free during packet reassembly in slirp (bsc#1149811).
  • Fixed multiple potential DoS issues in SLIRP, similar to CVE-2019-6778 (bsc#1123156).

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 LTSS 11-SP4
    zypper in -t patch slessp4-kvm-14396=1
  • SUSE Linux Enterprise Server 11 SP4
    zypper in -t patch slessp4-kvm-14396=1

Package List:

  • SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4 (s390x x86_64 i586)
    • kvm-1.4.2-60.31.1
  • SUSE Linux Enterprise Server 11 SP4 (s390x x86_64 i586)
    • kvm-1.4.2-60.31.1

References: