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| author | Eric Dumazet <edumazet@google.com> | 2021-08-26 02:17:28 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-08-26 12:20:34 +0300 |
| commit | 4785305c05b25a242e5314cc821f54ade4c18810 (patch) | |
| tree | 97d15607963a33938c42b4bb5361aab12b34b38b /net/ipv6/mcast_snoop.c | |
| parent | 92ea47fe09b531642e5b791d74645a6f08b23725 (diff) | |
| download | linux-4785305c05b25a242e5314cc821f54ade4c18810.tar.xz | |
ipv6: use siphash in rt6_exception_hash()
A group of security researchers brought to our attention
the weakness of hash function used in rt6_exception_hash()
Lets use siphash instead of Jenkins Hash, to considerably
reduce security risks.
Following patch deals with IPv4.
Fixes: 35732d01fe31 ("ipv6: introduce a hash table to store dst cache")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: Keyu Man <kman001@ucr.edu>
Cc: Wei Wang <weiwan@google.com>
Cc: Martin KaFai Lau <kafai@fb.com>
Acked-by: Wei Wang <weiwan@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/mcast_snoop.c')
0 files changed, 0 insertions, 0 deletions