Security update for dhcp

Announcement ID: SUSE-SU-2016:1735-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2016-2774 ( NVD ): 5.9 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
  • SUSE Linux Enterprise Server 11 SP2 LTSS 11-SP2

An update that solves one vulnerability can now be installed.

Description:

This update for dhcp fixes the following issues:

  • CVE-2016-2774: Fixed a denial of service attack against the DHCP server over the OMAPI TCP socket, which could be used by network adjacent attackers to make the DHCP server non-functional (bsc#969820).

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 SP2 LTSS 11-SP2
    zypper in -t patch slessp2-dhcp-12637=1

Package List:

  • SUSE Linux Enterprise Server 11 SP2 LTSS 11-SP2 (s390x x86_64 i586)
    • dhcp-client-4.2.4.P2-0.11.15.1
    • dhcp-4.2.4.P2-0.11.15.1
    • dhcp-relay-4.2.4.P2-0.11.15.1
    • dhcp-server-4.2.4.P2-0.11.15.1

References: