ProFTPD before 1.3.6b and 1.3.7rc before 1.3.7rc2 allows remote unauthenticated denial-of-service due to incorrect handling of overly long commands because main.c in a child process enters an infinite loop.
openSUSE Leap 15.1 openSUSE Tumbleweed SUSE Linux Enterprise High Performance Computing 15 SUSE Linux Enterprise High Performance Computing 15 SP1 SUSE Linux Enterprise Server 15 SUSE Linux Enterprise Server 15 SP1 SUSE Linux Enterprise Server for SAP Applications 15 SUSE Linux Enterprise Server for SAP Applications 15 SP1 SUSE Linux Enterprise Storage 6 SUSE Manager Proxy 4.0 SUSE Manager Server 4.0 SUSE Package Hub for SUSE Linux Enterprise 15 SUSE Package Hub for SUSE Linux Enterprise 15 SP1