CVE-2006-0036: Linux Kernel

High severity, CVSS 7.8. EPSS: 3.3% chance of exploitation in the next 30 days.

ip_nat_pptp in the PPTP NAT helper (netfilter/ip_nat_helper_pptp.c) in Linux kernel 2.6.14, and other versions, allows remote attackers to cause a denial of service (memory corruption or crash) via an inbound PPTP_IN_CALL_REQUEST packet that causes a null pointer to be used in an offset calculation.

Affected products

• Linux Linux Kernel: version 2.6.14 only

Published 2006-01-23. Last modified 2026-06-16.