Security update for wicked

SUSE Security Update: Security update for wicked
Announcement ID: SUSE-SU-2020:0263-1
Rating: important
References: #1160903 #1160905
Cross-References:CVE-2019-18902 CVE-2020-7216
Affected Products:
  • SUSE Linux Enterprise Server for SAP 15
  • SUSE Linux Enterprise Server 15-LTSS
  • SUSE Linux Enterprise Module for Basesystem 15
  • SUSE Linux Enterprise High Performance Computing 15-LTSS
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS

An update that fixes two vulnerabilities is now available.

Description:

This update for wicked fixes the following issues:

  • CVE-2019-18902: Fixed a use-after-free when receiving invalid DHCP6 client options (bsc#1160903).
  • CVE-2020-7216: Fixed a potential denial of service via a memory leak when processing packets with missing message type option in DHCP4 (bsc#1160905).

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 for SAP 15:
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2020-263=1
  • SUSE Linux Enterprise Server 15-LTSS:
    zypper in -t patch SUSE-SLE-Product-SLES-15-2020-263=1
  • SUSE Linux Enterprise Module for Basesystem 15:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-2020-263=1
  • SUSE Linux Enterprise High Performance Computing 15-LTSS:
    zypper in -t patch SUSE-SLE-Product-HPC-15-2020-263=1
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS:
    zypper in -t patch SUSE-SLE-Product-HPC-15-2020-263=1

Package List:

  • SUSE Linux Enterprise Server for SAP 15 (ppc64le x86_64):
    • wicked-0.6.60-3.21.1
    • wicked-debuginfo-0.6.60-3.21.1
    • wicked-debugsource-0.6.60-3.21.1
    • wicked-service-0.6.60-3.21.1
  • SUSE Linux Enterprise Server 15-LTSS (aarch64 s390x):
    • wicked-0.6.60-3.21.1
    • wicked-debuginfo-0.6.60-3.21.1
    • wicked-debugsource-0.6.60-3.21.1
    • wicked-service-0.6.60-3.21.1
  • SUSE Linux Enterprise Module for Basesystem 15 (aarch64 ppc64le s390x x86_64):
    • wicked-0.6.60-3.21.1
    • wicked-debuginfo-0.6.60-3.21.1
    • wicked-debugsource-0.6.60-3.21.1
    • wicked-service-0.6.60-3.21.1
  • SUSE Linux Enterprise High Performance Computing 15-LTSS (aarch64 x86_64):
    • wicked-0.6.60-3.21.1
    • wicked-debuginfo-0.6.60-3.21.1
    • wicked-debugsource-0.6.60-3.21.1
    • wicked-service-0.6.60-3.21.1
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS (aarch64 x86_64):
    • wicked-0.6.60-3.21.1
    • wicked-debuginfo-0.6.60-3.21.1
    • wicked-debugsource-0.6.60-3.21.1
    • wicked-service-0.6.60-3.21.1

References: