Possible heap overflow in dhcpcd before 6.10.0 caused by malformed dhcp responses due to incorrect option length values (CVE-2016-1503).
Possible invalid read in dhcpcd before 6.10.0 caused by malformed dhcp responses can lead to a crash (CVE-2016-1504).
The dhcpcd package has been updated to version 6.10.0 which fixes these issues and has several other bug fixes and enhancements.