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| author | Kees Cook <keescook@chromium.org> | 2013-02-25 21:32:25 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-02-27 13:08:35 -0500 |
| commit | e70ab977991964a5a7ad1182799451d067e62669 (patch) | |
| tree | 1026f098ea84df13f0d94e5397d3a5ec6f913aeb /net/irda | |
| parent | 114a6f8b52163c0232fbcd7f3808ff04dc61a9b5 (diff) | |
| download | linux-stable-e70ab977991964a5a7ad1182799451d067e62669.tar.gz linux-stable-e70ab977991964a5a7ad1182799451d067e62669.tar.bz2 linux-stable-e70ab977991964a5a7ad1182799451d067e62669.zip | |
proc connector: reject unprivileged listener bumps
While PROC_CN_MCAST_LISTEN/IGNORE is entirely advisory, it was possible
for an unprivileged user to turn off notifications for all listeners by
sending PROC_CN_MCAST_IGNORE. Instead, require the same privileges as
required for a multicast bind.
Signed-off-by: Kees Cook <keescook@chromium.org>
Cc: Evgeniy Polyakov <zbr@ioremap.net>
Cc: Matt Helsley <matthltc@us.ibm.com>
Cc: stable@vger.kernel.org
Acked-by: Evgeniy Polyakov <zbr@ioremap.net>
Acked-by: Matt Helsley <matthltc@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/irda')
0 files changed, 0 insertions, 0 deletions