The pluto IKE daemon in Openswan and Strongswan IPsec 2.6 before 2.6.21 and 2.4 before 2.4.14, and Strongswan 4.2 before 4.2.14 and 2.8 before 2.8.9, allows remote attackers to cause a denial of service (daemon crash and restart) via a crafted (1) R_U_THERE or (2) R_U_THERE_ACK Dead Peer Detection (DPD) IPsec IKE Notification message that triggers a NULL pointer dereference related to inconsistent ISAKMP state and the lack of a phase2 state association in DPD.
openSUSE 10.3 openSUSE 11.0 openSUSE 11.1 openSUSE Tumbleweed SUSE Linux Enterprise Desktop 12 SUSE Linux Enterprise Desktop 12 SP1 SUSE Linux Enterprise Desktop 12 SP2 SUSE Linux Enterprise Desktop 12 SP3 SUSE Linux Enterprise Desktop 12 SP4 SUSE Linux Enterprise Desktop 15 SUSE Linux Enterprise Desktop 15 SP1 SUSE Linux Enterprise High Performance Computing 12 SP5 SUSE Linux Enterprise High Performance Computing 15 SUSE Linux Enterprise High Performance Computing 15 SP1 SUSE Linux Enterprise Module for Basesystem 15 SUSE Linux Enterprise Module for Basesystem 15 SP1 SUSE Linux Enterprise Server 11 SUSE Linux Enterprise Server 11 GA SUSE Linux Enterprise Server 12 SUSE Linux Enterprise Server 12 SP1 SUSE Linux Enterprise Server 12 SP2 SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server 12 SP4 SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server 15 SUSE Linux Enterprise Server 15 SP1 SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 SUSE Linux Enterprise Server for SAP Applications 11 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 Retail Branch Server 4.0 SUSE Manager Server 4.0