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[PATCH] Fix crash in ip_nat_pptp (CVE-2006-0036)
authorPatrick McHardy <kaber@trash.net>
Tue, 10 Jan 2006 01:00:07 +0000 (02:00 +0100)
committerChris Wright <chrisw@sous-sol.org>
Sun, 15 Jan 2006 06:15:29 +0000 (22:15 -0800)
commita81954faaf6fdbf1fd8a1ef03f2d75e01f56a974
tree83256f69b60a0b5c7e76c33ddf32817594aa272ftree | snapshot
parente7594b2f2389fab1558fed58507ad3ce7d4eae56commit | diff
[PATCH] Fix crash in ip_nat_pptp (CVE-2006-0036)

When an inbound PPTP_IN_CALL_REQUEST packet is received the
PPTP NAT helper uses a NULL pointer in pointer arithmentic to
calculate the offset in the packet which needs to be mangled
and corrupts random memory or crashes.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
net/ipv4/netfilter/ip_nat_helper_pptp.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git