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(parent: aeba4a0) | patch
tools: hv: Netlink source address validation allows DoS
authorTomas Hozza <thozza@redhat.com>
Thu, 8 Nov 2012 09:53:29 +0000 (10:53 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 15 Nov 2012 23:38:34 +0000 (15:38 -0800)
commit95a69adab9acfc3981c504737a2b6578e4d846ef
treea1723dbb78e14389441d0911e7a53398dfffa590tree | snapshot
parentaeba4a06f28fad11b1e61d150bd3cde3008b80c8commit | diff
tools: hv: Netlink source address validation allows DoS

The source code without this patch caused hypervkvpd to exit when it processed
a spoofed Netlink packet which has been sent from an untrusted local user.
Now Netlink messages with a non-zero nl_pid source address are ignored
and a warning is printed into the syslog.

Signed-off-by: Tomas Hozza <thozza@redhat.com>
Acked-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
tools/hv/hv_kvp_daemon.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git