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| author | Tomas Hozza <thozza@redhat.com> | 2012-11-08 10:53:29 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-28 12:12:28 -0700 |
| commit | 5fb9149b0ee4c106fc73923a3751047bdb860993 (patch) | |
| tree | 509e5506a2869f845a1ec94b6a2ceb8320a01b25 /drivers/hwmon/ads7828.c | |
| parent | 66de393d66371b070699ffcb6207cf1abc8b581a (diff) | |
| download | lwn-5fb9149b0ee4c106fc73923a3751047bdb860993.tar.gz lwn-5fb9149b0ee4c106fc73923a3751047bdb860993.zip | |
tools: hv: Netlink source address validation allows DoS
commit 95a69adab9acfc3981c504737a2b6578e4d846ef upstream.
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>
Cc: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwmon/ads7828.c')
0 files changed, 0 insertions, 0 deletions