On Tue, Apr 28, 2015 at 01:51:51PM -0600, Chas Williams III wrote:
> Upstream commit 6fd99094de2b83d1d4c8457f2c83483b2828e75a 
> 
> From: "D.S. Ljungmark" <[email protected]>
> 
> A local route may have a lower hop_limit set than global routes do.
> 
> RFC 3756, Section 4.2.7, "Parameter Spoofing"
> 
> >   1.  The attacker includes a Current Hop Limit of one or another small
> >       number which the attacker knows will cause legitimate packets to
> >       be dropped before they reach their destination.
> 
> >   As an example, one possible approach to mitigate this threat is to
> >   ignore very small hop limits.  The nodes could implement a
> >   configurable minimum hop limit, and ignore attempts to set it below
> >   said limit.
> 
> Signed-off-by: D.S. Ljungmark <[email protected]>
> Acked-by: Hannes Frederic Sowa <[email protected]>
> Signed-off-by: David S. Miller <[email protected]>
> ---
>  net/ipv6/ndisc.c | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)

Why have you sent this, when your name isn't on the commit at all?

What do you want done with this?

Have you read Documentation/stable_kernel_rules.txt?

confused,

greg k-h
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