An issue was discovered in dns.c in HAProxy through 1.8.14. In the case of a compressed pointer, a crafted packet can trigger infinite recursion by making the pointer point to itself, or create a long chain of valid pointers resulting in stack exhaustion.
openSUSE Leap 15.0 openSUSE Tumbleweed SUSE Linux Enterprise High Availability 15 SUSE Linux Enterprise High Availability 15 SP1 SUSE Linux Enterprise High Performance Computing 15 SP1 SUSE Linux Enterprise Server 15 SP1 SUSE Linux Enterprise Server for SAP Applications 12 SUSE Linux Enterprise Server for SAP Applications 12 SP2 SUSE Linux Enterprise Server for SAP Applications 12 SP4 SUSE Linux Enterprise Server for SAP Applications 15 SP1 SUSE Linux Enterprise Storage 6 SUSE Manager Proxy 4.0 SUSE Manager Retail Branch Server 4.0 SUSE Manager Server 4.0 SUSE OpenStack Cloud 7 SUSE OpenStack Cloud 8 SUSE OpenStack Cloud Crowbar 8