SUSE-SU-2016:1692-1: moderate: Security update for dhcp

[sle-updates at lists.suse.com]

   SUSE Security Update: Security update for dhcp
______________________________________________________________________________

Announcement ID:    SUSE-SU-2016:1692-1
Rating:             moderate
References:         #969820 
Cross-References:   CVE-2016-2774
Affected Products:
                    SUSE Linux Enterprise Software Development Kit 12
                    SUSE Linux Enterprise Server 12
                    SUSE Linux Enterprise Desktop 12
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

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 Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Software Development Kit 12:

      zypper in -t patch SUSE-SLE-SDK-12-2016-1002=1

   - SUSE Linux Enterprise Server 12:

      zypper in -t patch SUSE-SLE-SERVER-12-2016-1002=1

   - SUSE Linux Enterprise Desktop 12:

      zypper in -t patch SUSE-SLE-DESKTOP-12-2016-1002=1

   To bring your system up-to-date, use "zypper patch".


Package List:

   - SUSE Linux Enterprise Software Development Kit 12 (ppc64le s390x x86_64):

      dhcp-debuginfo-4.2.6-14.6.1
      dhcp-debugsource-4.2.6-14.6.1
      dhcp-devel-4.2.6-14.6.1

   - SUSE Linux Enterprise Server 12 (ppc64le s390x x86_64):

      dhcp-4.2.6-14.6.1
      dhcp-client-4.2.6-14.6.1
      dhcp-client-debuginfo-4.2.6-14.6.1
      dhcp-debuginfo-4.2.6-14.6.1
      dhcp-debugsource-4.2.6-14.6.1
      dhcp-relay-4.2.6-14.6.1
      dhcp-relay-debuginfo-4.2.6-14.6.1
      dhcp-server-4.2.6-14.6.1
      dhcp-server-debuginfo-4.2.6-14.6.1

   - SUSE Linux Enterprise Desktop 12 (x86_64):

      dhcp-4.2.6-14.6.1
      dhcp-client-4.2.6-14.6.1
      dhcp-client-debuginfo-4.2.6-14.6.1
      dhcp-debuginfo-4.2.6-14.6.1
      dhcp-debugsource-4.2.6-14.6.1


References:

   https://www.suse.com/security/cve/CVE-2016-2774.html
   https://bugzilla.suse.com/969820