Security update for dnsmasq

SUSE Security Update: Security update for dnsmasq
Announcement ID: SUSE-SU-2020:0419-1
Rating: moderate
References: #1138743 #1154849
Cross-References:CVE-2019-14834
Affected Products:
  • SUSE OpenStack Cloud Crowbar 9
  • SUSE OpenStack Cloud Crowbar 8
  • SUSE OpenStack Cloud 9
  • SUSE OpenStack Cloud 8
  • SUSE OpenStack Cloud 7
  • SUSE Linux Enterprise Server 12-SP5
  • SUSE Linux Enterprise Server 12-SP4
  • SUSE Linux Enterprise Desktop 12-SP4
  • HPE Helion Openstack 8

An update that solves one vulnerability and has one errata is now available.

Description:

This update for dnsmasq fixes the following issues:
Security issue fixed:

  • CVE-2019-14834: Fixed a memory leak which could have allowed to remote attackers to cause denial of service via DHCP response creation (bsc#1154849)

Other issue addressed:
  • Removed cache size limit (bsc#1138743).

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-9-2020-419=1
  • SUSE OpenStack Cloud Crowbar 8:
    zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2020-419=1
  • SUSE OpenStack Cloud 9:
    zypper in -t patch SUSE-OpenStack-Cloud-9-2020-419=1
  • SUSE OpenStack Cloud 8:
    zypper in -t patch SUSE-OpenStack-Cloud-8-2020-419=1
  • SUSE OpenStack Cloud 7:
    zypper in -t patch SUSE-OpenStack-Cloud-7-2020-419=1
  • SUSE Linux Enterprise Server 12-SP5:
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-419=1
  • SUSE Linux Enterprise Server 12-SP4:
    zypper in -t patch SUSE-SLE-SERVER-12-SP4-2020-419=1
  • SUSE Linux Enterprise Desktop 12-SP4:
    zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2020-419=1
  • HPE Helion Openstack 8:
    zypper in -t patch HPE-Helion-OpenStack-8-2020-419=1

Package List:

  • SUSE OpenStack Cloud Crowbar 9 (x86_64):
    • dnsmasq-debuginfo-2.78-18.12.1
    • dnsmasq-debugsource-2.78-18.12.1
    • dnsmasq-utils-2.78-18.12.1
    • dnsmasq-utils-debuginfo-2.78-18.12.1
  • SUSE OpenStack Cloud Crowbar 8 (x86_64):
    • dnsmasq-debuginfo-2.78-18.12.1
    • dnsmasq-debugsource-2.78-18.12.1
    • dnsmasq-utils-2.78-18.12.1
    • dnsmasq-utils-debuginfo-2.78-18.12.1
  • SUSE OpenStack Cloud 9 (x86_64):
    • dnsmasq-debuginfo-2.78-18.12.1
    • dnsmasq-debugsource-2.78-18.12.1
    • dnsmasq-utils-2.78-18.12.1
    • dnsmasq-utils-debuginfo-2.78-18.12.1
  • SUSE OpenStack Cloud 8 (x86_64):
    • dnsmasq-debuginfo-2.78-18.12.1
    • dnsmasq-debugsource-2.78-18.12.1
    • dnsmasq-utils-2.78-18.12.1
    • dnsmasq-utils-debuginfo-2.78-18.12.1
  • SUSE OpenStack Cloud 7 (aarch64 s390x x86_64):
    • dnsmasq-debuginfo-2.78-18.12.1
    • dnsmasq-debugsource-2.78-18.12.1
    • dnsmasq-utils-2.78-18.12.1
    • dnsmasq-utils-debuginfo-2.78-18.12.1
  • SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
    • dnsmasq-2.78-18.12.1
    • dnsmasq-debuginfo-2.78-18.12.1
    • dnsmasq-debugsource-2.78-18.12.1
  • SUSE Linux Enterprise Server 12-SP4 (aarch64 ppc64le s390x x86_64):
    • dnsmasq-2.78-18.12.1
    • dnsmasq-debuginfo-2.78-18.12.1
    • dnsmasq-debugsource-2.78-18.12.1
  • SUSE Linux Enterprise Desktop 12-SP4 (x86_64):
    • dnsmasq-2.78-18.12.1
    • dnsmasq-debuginfo-2.78-18.12.1
    • dnsmasq-debugsource-2.78-18.12.1
  • HPE Helion Openstack 8 (x86_64):
    • dnsmasq-debuginfo-2.78-18.12.1
    • dnsmasq-debugsource-2.78-18.12.1
    • dnsmasq-utils-2.78-18.12.1
    • dnsmasq-utils-debuginfo-2.78-18.12.1

References: