Security update for dhcp

Announcement ID:	SUSE-SU-2018:0812-1
Rating:	moderate
References:	bsc#1083302 bsc#1083303
Cross-References:	CVE-2018-5732 CVE-2018-5733
CVSS scores:	CVE-2018-5732 ( SUSE ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2018-5732 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2018-5733 ( SUSE ): 5.9 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2018-5733 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2018-5733 ( NVD ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:	SUSE Linux Enterprise Desktop 12 SP2 SUSE Linux Enterprise Desktop 12 SP3 SUSE Linux Enterprise High Performance Computing 12 SP2 SUSE Linux Enterprise High Performance Computing 12 SP3 SUSE Linux Enterprise Server 12 SP2 SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP2 SUSE Linux Enterprise Server for SAP Applications 12 SP3 SUSE Linux Enterprise Server for the Raspberry Pi 12-SP2 SUSE Linux Enterprise Software Development Kit 12 12-SP2 SUSE Linux Enterprise Software Development Kit 12 SP3

An update that solves two vulnerabilities can now be installed.

Description:

This update for dhcp fixes the following issues:

Security issues fixed:

• CVE-2018-5733: reference count overflow in dhcpd (bsc#1083303).
• CVE-2018-5732: buffer overflow in dhclient (bsc#1083302).

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 Desktop 12 SP2
  zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2018-542=1
• SUSE Linux Enterprise Desktop 12 SP3
  zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2018-542=1
• SUSE Linux Enterprise Server for the Raspberry Pi 12-SP2
  zypper in -t patch SUSE-SLE-RPI-12-SP2-2018-542=1
• SUSE Linux Enterprise Software Development Kit 12 12-SP2
  zypper in -t patch SUSE-SLE-SDK-12-SP2-2018-542=1
• SUSE Linux Enterprise Software Development Kit 12 SP3
  zypper in -t patch SUSE-SLE-SDK-12-SP3-2018-542=1
• SUSE Linux Enterprise High Performance Computing 12 SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-2018-542=1
• SUSE Linux Enterprise Server 12 SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-2018-542=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-2018-542=1
• SUSE Linux Enterprise Server 12 SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-542=1
• SUSE Linux Enterprise High Performance Computing 12 SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-542=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-542=1

Package List:

• SUSE Linux Enterprise Desktop 12 SP2 (x86_64)
  • dhcp-client-debuginfo-4.3.3-10.14.1
  • dhcp-debugsource-4.3.3-10.14.1
  • dhcp-debuginfo-4.3.3-10.14.1
  • dhcp-client-4.3.3-10.14.1
  • dhcp-4.3.3-10.14.1
• SUSE Linux Enterprise Desktop 12 SP3 (x86_64)
  • dhcp-client-debuginfo-4.3.3-10.14.1
  • dhcp-debugsource-4.3.3-10.14.1
  • dhcp-debuginfo-4.3.3-10.14.1
  • dhcp-client-4.3.3-10.14.1
  • dhcp-4.3.3-10.14.1
• SUSE Linux Enterprise Server for the Raspberry Pi 12-SP2 (aarch64)
  • dhcp-client-debuginfo-4.3.3-10.14.1
  • dhcp-relay-4.3.3-10.14.1
  • dhcp-server-debuginfo-4.3.3-10.14.1
  • dhcp-server-4.3.3-10.14.1
  • dhcp-debugsource-4.3.3-10.14.1
  • dhcp-debuginfo-4.3.3-10.14.1
  • dhcp-relay-debuginfo-4.3.3-10.14.1
  • dhcp-client-4.3.3-10.14.1
  • dhcp-4.3.3-10.14.1
• SUSE Linux Enterprise Software Development Kit 12 12-SP2 (aarch64 ppc64le s390x x86_64)
  • dhcp-debuginfo-4.3.3-10.14.1
  • dhcp-devel-4.3.3-10.14.1
  • dhcp-debugsource-4.3.3-10.14.1
• SUSE Linux Enterprise Software Development Kit 12 SP3 (aarch64 ppc64le s390x x86_64)
  • dhcp-debuginfo-4.3.3-10.14.1
  • dhcp-devel-4.3.3-10.14.1
  • dhcp-debugsource-4.3.3-10.14.1
• SUSE Linux Enterprise High Performance Computing 12 SP2 (aarch64 x86_64)
  • dhcp-client-debuginfo-4.3.3-10.14.1
  • dhcp-relay-4.3.3-10.14.1
  • dhcp-server-debuginfo-4.3.3-10.14.1
  • dhcp-server-4.3.3-10.14.1
  • dhcp-debugsource-4.3.3-10.14.1
  • dhcp-debuginfo-4.3.3-10.14.1
  • dhcp-relay-debuginfo-4.3.3-10.14.1
  • dhcp-client-4.3.3-10.14.1
  • dhcp-4.3.3-10.14.1
• SUSE Linux Enterprise Server 12 SP2 (aarch64 ppc64le s390x x86_64)
  • dhcp-client-debuginfo-4.3.3-10.14.1
  • dhcp-relay-4.3.3-10.14.1
  • dhcp-server-debuginfo-4.3.3-10.14.1
  • dhcp-server-4.3.3-10.14.1
  • dhcp-debugsource-4.3.3-10.14.1
  • dhcp-debuginfo-4.3.3-10.14.1
  • dhcp-relay-debuginfo-4.3.3-10.14.1
  • dhcp-client-4.3.3-10.14.1
  • dhcp-4.3.3-10.14.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP2 (ppc64le x86_64)
  • dhcp-client-debuginfo-4.3.3-10.14.1
  • dhcp-relay-4.3.3-10.14.1
  • dhcp-server-debuginfo-4.3.3-10.14.1
  • dhcp-server-4.3.3-10.14.1
  • dhcp-debugsource-4.3.3-10.14.1
  • dhcp-debuginfo-4.3.3-10.14.1
  • dhcp-relay-debuginfo-4.3.3-10.14.1
  • dhcp-client-4.3.3-10.14.1
  • dhcp-4.3.3-10.14.1
• SUSE Linux Enterprise Server 12 SP3 (aarch64 ppc64le s390x x86_64)
  • dhcp-client-debuginfo-4.3.3-10.14.1
  • dhcp-relay-4.3.3-10.14.1
  • dhcp-server-debuginfo-4.3.3-10.14.1
  • dhcp-server-4.3.3-10.14.1
  • dhcp-debugsource-4.3.3-10.14.1
  • dhcp-debuginfo-4.3.3-10.14.1
  • dhcp-relay-debuginfo-4.3.3-10.14.1
  • dhcp-client-4.3.3-10.14.1
  • dhcp-4.3.3-10.14.1
• SUSE Linux Enterprise High Performance Computing 12 SP3 (aarch64 x86_64)
  • dhcp-client-debuginfo-4.3.3-10.14.1
  • dhcp-relay-4.3.3-10.14.1
  • dhcp-server-debuginfo-4.3.3-10.14.1
  • dhcp-server-4.3.3-10.14.1
  • dhcp-debugsource-4.3.3-10.14.1
  • dhcp-debuginfo-4.3.3-10.14.1
  • dhcp-relay-debuginfo-4.3.3-10.14.1
  • dhcp-client-4.3.3-10.14.1
  • dhcp-4.3.3-10.14.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3 (ppc64le x86_64)
  • dhcp-client-debuginfo-4.3.3-10.14.1
  • dhcp-relay-4.3.3-10.14.1
  • dhcp-server-debuginfo-4.3.3-10.14.1
  • dhcp-server-4.3.3-10.14.1
  • dhcp-debugsource-4.3.3-10.14.1
  • dhcp-debuginfo-4.3.3-10.14.1
  • dhcp-relay-debuginfo-4.3.3-10.14.1
  • dhcp-client-4.3.3-10.14.1
  • dhcp-4.3.3-10.14.1

References:

• https://www.suse.com/security/cve/CVE-2018-5732.html
• https://www.suse.com/security/cve/CVE-2018-5733.html
• https://bugzilla.suse.com/show_bug.cgi?id=1083302
• https://bugzilla.suse.com/show_bug.cgi?id=1083303