On Wed, Aug 02, 2017 at 07:50:14PM +0200, Vladis Dronov wrote: > The 'dir' parameter in xfrm_migrate() is a user-controlled byte which is used > as an array index. This can lead to an out-of-bound access, kernel lockup and > DoS. Add a check for the 'dir' value. > > This fixes CVE-2017-11600. > > References: https://bugzilla.redhat.com/show_bug.cgi?id=1474928 > Fixes: 80c9abaabf42 ("[XFRM]: Extension for dynamic update of endpoint address(es)") > Cc: <stable@xxxxxxxxxxxxxxx> # v2.6.21-rc1 > Reported-by: "bo Zhang" <zhangbo5891001@xxxxxxxxx> > Signed-off-by: Vladis Dronov <vdronov@xxxxxxxxxx> Applied to the ipsec tree, thanks!