Security update for dhcp

SUSE Security Update: Security update for dhcp
Announcement ID: SUSE-SU-2021:1822-1
Rating: important
References: #1186382
Cross-References:CVE-2021-25217
Affected Products:
  • SUSE OpenStack Cloud Crowbar 9
  • SUSE OpenStack Cloud Crowbar 8
  • SUSE OpenStack Cloud 9
  • SUSE OpenStack Cloud 8
  • SUSE Linux Enterprise Software Development Kit 12-SP5
  • SUSE Linux Enterprise Server for SAP 12-SP4
  • SUSE Linux Enterprise Server for SAP 12-SP3
  • SUSE Linux Enterprise Server 12-SP5
  • SUSE Linux Enterprise Server 12-SP4-LTSS
  • SUSE Linux Enterprise Server 12-SP3-LTSS
  • SUSE Linux Enterprise Server 12-SP3-BCL
  • SUSE Linux Enterprise Server 12-SP2-BCL
  • HPE Helion Openstack 8

An update that fixes one vulnerability is now available.

Description:

This update for dhcp fixes the following issues:

  • CVE-2021-25217: A buffer overrun in lease file parsing code can be used to exploit a common vulnerability shared by dhcpd and dhclient (bsc#1186382)

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 OpenStack Cloud Crowbar 9:
    zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2021-1822=1
  • SUSE OpenStack Cloud Crowbar 8:
    zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2021-1822=1
  • SUSE OpenStack Cloud 9:
    zypper in -t patch SUSE-OpenStack-Cloud-9-2021-1822=1
  • SUSE OpenStack Cloud 8:
    zypper in -t patch SUSE-OpenStack-Cloud-8-2021-1822=1
  • SUSE Linux Enterprise Software Development Kit 12-SP5:
    zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-1822=1
  • SUSE Linux Enterprise Server for SAP 12-SP4:
    zypper in -t patch SUSE-SLE-SAP-12-SP4-2021-1822=1
  • SUSE Linux Enterprise Server for SAP 12-SP3:
    zypper in -t patch SUSE-SLE-SAP-12-SP3-2021-1822=1
  • SUSE Linux Enterprise Server 12-SP5:
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-1822=1
  • SUSE Linux Enterprise Server 12-SP4-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP4-LTSS-2021-1822=1
  • SUSE Linux Enterprise Server 12-SP3-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP3-2021-1822=1
  • SUSE Linux Enterprise Server 12-SP3-BCL:
    zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2021-1822=1
  • SUSE Linux Enterprise Server 12-SP2-BCL:
    zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2021-1822=1
  • HPE Helion Openstack 8:
    zypper in -t patch HPE-Helion-OpenStack-8-2021-1822=1

Package List:

  • SUSE OpenStack Cloud Crowbar 9 (x86_64):
    • dhcp-4.3.3-10.22.1
    • dhcp-client-4.3.3-10.22.1
    • dhcp-client-debuginfo-4.3.3-10.22.1
    • dhcp-debuginfo-4.3.3-10.22.1
    • dhcp-debugsource-4.3.3-10.22.1
    • dhcp-relay-4.3.3-10.22.1
    • dhcp-relay-debuginfo-4.3.3-10.22.1
    • dhcp-server-4.3.3-10.22.1
    • dhcp-server-debuginfo-4.3.3-10.22.1
  • SUSE OpenStack Cloud Crowbar 8 (x86_64):
    • dhcp-4.3.3-10.22.1
    • dhcp-client-4.3.3-10.22.1
    • dhcp-client-debuginfo-4.3.3-10.22.1
    • dhcp-debuginfo-4.3.3-10.22.1
    • dhcp-debugsource-4.3.3-10.22.1
    • dhcp-relay-4.3.3-10.22.1
    • dhcp-relay-debuginfo-4.3.3-10.22.1
    • dhcp-server-4.3.3-10.22.1
    • dhcp-server-debuginfo-4.3.3-10.22.1
  • SUSE OpenStack Cloud 9 (x86_64):
    • dhcp-4.3.3-10.22.1
    • dhcp-client-4.3.3-10.22.1
    • dhcp-client-debuginfo-4.3.3-10.22.1
    • dhcp-debuginfo-4.3.3-10.22.1
    • dhcp-debugsource-4.3.3-10.22.1
    • dhcp-relay-4.3.3-10.22.1
    • dhcp-relay-debuginfo-4.3.3-10.22.1
    • dhcp-server-4.3.3-10.22.1
    • dhcp-server-debuginfo-4.3.3-10.22.1
  • SUSE OpenStack Cloud 8 (x86_64):
    • dhcp-4.3.3-10.22.1
    • dhcp-client-4.3.3-10.22.1
    • dhcp-client-debuginfo-4.3.3-10.22.1
    • dhcp-debuginfo-4.3.3-10.22.1
    • dhcp-debugsource-4.3.3-10.22.1
    • dhcp-relay-4.3.3-10.22.1
    • dhcp-relay-debuginfo-4.3.3-10.22.1
    • dhcp-server-4.3.3-10.22.1
    • dhcp-server-debuginfo-4.3.3-10.22.1
  • SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le s390x x86_64):
    • dhcp-debuginfo-4.3.3-10.22.1
    • dhcp-debugsource-4.3.3-10.22.1
    • dhcp-devel-4.3.3-10.22.1
  • SUSE Linux Enterprise Server for SAP 12-SP4 (ppc64le x86_64):
    • dhcp-4.3.3-10.22.1
    • dhcp-client-4.3.3-10.22.1
    • dhcp-client-debuginfo-4.3.3-10.22.1
    • dhcp-debuginfo-4.3.3-10.22.1
    • dhcp-debugsource-4.3.3-10.22.1
    • dhcp-relay-4.3.3-10.22.1
    • dhcp-relay-debuginfo-4.3.3-10.22.1
    • dhcp-server-4.3.3-10.22.1
    • dhcp-server-debuginfo-4.3.3-10.22.1
  • SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le x86_64):
    • dhcp-4.3.3-10.22.1
    • dhcp-client-4.3.3-10.22.1
    • dhcp-client-debuginfo-4.3.3-10.22.1
    • dhcp-debuginfo-4.3.3-10.22.1
    • dhcp-debugsource-4.3.3-10.22.1
    • dhcp-relay-4.3.3-10.22.1
    • dhcp-relay-debuginfo-4.3.3-10.22.1
    • dhcp-server-4.3.3-10.22.1
    • dhcp-server-debuginfo-4.3.3-10.22.1
  • SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
    • dhcp-4.3.3-10.22.1
    • dhcp-client-4.3.3-10.22.1
    • dhcp-client-debuginfo-4.3.3-10.22.1
    • dhcp-debuginfo-4.3.3-10.22.1
    • dhcp-debugsource-4.3.3-10.22.1
    • dhcp-relay-4.3.3-10.22.1
    • dhcp-relay-debuginfo-4.3.3-10.22.1
    • dhcp-server-4.3.3-10.22.1
    • dhcp-server-debuginfo-4.3.3-10.22.1
  • SUSE Linux Enterprise Server 12-SP4-LTSS (aarch64 ppc64le s390x x86_64):
    • dhcp-4.3.3-10.22.1
    • dhcp-client-4.3.3-10.22.1
    • dhcp-client-debuginfo-4.3.3-10.22.1
    • dhcp-debuginfo-4.3.3-10.22.1
    • dhcp-debugsource-4.3.3-10.22.1
    • dhcp-relay-4.3.3-10.22.1
    • dhcp-relay-debuginfo-4.3.3-10.22.1
    • dhcp-server-4.3.3-10.22.1
    • dhcp-server-debuginfo-4.3.3-10.22.1
  • SUSE Linux Enterprise Server 12-SP3-LTSS (aarch64 ppc64le s390x x86_64):
    • dhcp-4.3.3-10.22.1
    • dhcp-client-4.3.3-10.22.1
    • dhcp-client-debuginfo-4.3.3-10.22.1
    • dhcp-debuginfo-4.3.3-10.22.1
    • dhcp-debugsource-4.3.3-10.22.1
    • dhcp-relay-4.3.3-10.22.1
    • dhcp-relay-debuginfo-4.3.3-10.22.1
    • dhcp-server-4.3.3-10.22.1
    • dhcp-server-debuginfo-4.3.3-10.22.1
  • SUSE Linux Enterprise Server 12-SP3-BCL (x86_64):
    • dhcp-4.3.3-10.22.1
    • dhcp-client-4.3.3-10.22.1
    • dhcp-client-debuginfo-4.3.3-10.22.1
    • dhcp-debuginfo-4.3.3-10.22.1
    • dhcp-debugsource-4.3.3-10.22.1
    • dhcp-relay-4.3.3-10.22.1
    • dhcp-relay-debuginfo-4.3.3-10.22.1
    • dhcp-server-4.3.3-10.22.1
    • dhcp-server-debuginfo-4.3.3-10.22.1
  • SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):
    • dhcp-4.3.3-10.22.1
    • dhcp-client-4.3.3-10.22.1
    • dhcp-client-debuginfo-4.3.3-10.22.1
    • dhcp-debuginfo-4.3.3-10.22.1
    • dhcp-debugsource-4.3.3-10.22.1
    • dhcp-relay-4.3.3-10.22.1
    • dhcp-relay-debuginfo-4.3.3-10.22.1
    • dhcp-server-4.3.3-10.22.1
    • dhcp-server-debuginfo-4.3.3-10.22.1
  • HPE Helion Openstack 8 (x86_64):
    • dhcp-4.3.3-10.22.1
    • dhcp-client-4.3.3-10.22.1
    • dhcp-client-debuginfo-4.3.3-10.22.1
    • dhcp-debuginfo-4.3.3-10.22.1
    • dhcp-debugsource-4.3.3-10.22.1
    • dhcp-relay-4.3.3-10.22.1
    • dhcp-relay-debuginfo-4.3.3-10.22.1
    • dhcp-server-4.3.3-10.22.1
    • dhcp-server-debuginfo-4.3.3-10.22.1

References: