CVE-2006-0037 Information

Description

ip_nat_pptp in the PPTP NAT helper (netfilter/ip_nat_helper_pptp.c) in Linux kernel 2.6.14 and other versions allows local users to cause a denial of service (memory corruption or crash) via a crafted outbound packet that causes an incorrect offset to be calculated from pointer arithmetic when non-linear SKBs (socket buffers) are used.

Reference

http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=03b9feca89366952ae5dfe4ad8107b1ece50b710 http://secunia.com/advisories/18482 http://securityreason.com/securityalert/388 http://www.securityfocus.com/bid/16414 http://www.trustix.org/errata/2006/0004 http://www.vupen.com/english/advisories/2006/0220 https://exchange.xforce.ibmcloud.com/vulnerabilities/24204