DHCP Server Data Compromise

The vulnerability of DHCP servers for real-time operating systems from Wind River VxWorks relates to operations that go beyond the buffer in memory. Exploiting this vulnerability allows a remote attacker to compromise the confidentiality, integrity, and accessibility of protected information...

dhcp: option refcount overflow when leasequery is enabled leading to dhcpd abort

An integer overflow vulnerability was found in the DHCP server. When the "optioncodehashlookup" function is called from "addoption", it increases the option's "refcount" field. However, there is not a corresponding call to "optiondereference" to decrement the "refcount" field. The "addoption"...