CVE-2016-4954
Fixed in a distro release EPSS 13%
The process_packet function in ntp_proto.c in ntpd in NTP 4.x before 4.2.8p8 allows remote attackers to cause a denial of service (peer-variable modification) by sending spoofed packets from many source IP addresses in a certain scenario, as demonstrated by triggering an incorrect leap indication.
Products: ntp, oracle solaris, suse manager, suse manager_proxy, suse openstack_cloud, opensuse leap, opensuse, suse linux_enterprise_desktop, suse linux_enterprise_server, siemens simatic_net_cp_443-1_opc_ua_firmware, siemens tim_4r-ie_firmware, siemens tim_4r-ie_dnp3_firmware
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 11 | ntp | 1:4.2.8p8+dfsg-1 |
| SUSE Linux Enterprise Desktop 12 | ntp | 4.2.8p8-46.8.1 |
| SUSE Linux Enterprise Desktop 12 SP1 | ntp | 4.2.8p8-14.1 |
| SUSE Linux Enterprise Server 11 SP2-LTSS | ntp | 4.2.8p8-47.3 |
| SUSE Linux Enterprise Server 11 SP3-LTSS | ntp | 4.2.8p8-47.3 |
| SUSE Linux Enterprise Server 11 SP3-TERADATA | ntp | 4.2.8p8-47.3 |
| SUSE Linux Enterprise Server 11 SP4 | ntp | 4.2.8p8-14.1 |
| SUSE Linux Enterprise Server 12 | ntp | 4.2.8p8-46.8.1 |
| SUSE Linux Enterprise Server 12 SP1 | ntp | 4.2.8p8-14.1 |
| SUSE Linux Enterprise Server for SAP Applications 11 SP4 | ntp | 4.2.8p8-14.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 | ntp | 4.2.8p8-46.8.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP1 | ntp | 4.2.8p8-14.1 |
| SUSE Manager 2.1 | ntp | 4.2.8p8-47.3 |
| SUSE Manager Proxy 2.1 | ntp | 4.2.8p8-47.3 |
| SUSE OpenStack Cloud 5 | ntp | 4.2.8p8-47.3 |
| Ubuntu 14.04 LTS | ntp | 1:4.2.6.p5+dfsg-3ubuntu2.14.04.10 |
| Ubuntu 16.04 LTS | ntp | 1:4.2.8p4+dfsg-3ubuntu5.3 |
| openSUSE Tumbleweed | ntp | 4.2.8p9-1.1 |