https://github.com/torvalds/linux
Revision 39bd16df7c31bb8cf5dfd0c88e42abd5ae10029d authored by Dan Carpenter on 06 May 2020, 10:16:22 UTC, committed by David S. Miller on 06 May 2020, 21:15:46 UTC
The "rss_context" variable comes from the user via  ethtool_get_rxfh().
It can be any u32 value except zero.  Eventually it gets passed to
mvpp22_rss_ctx() and if it is over MVPP22_N_RSS_TABLES (8) then it
results in an array overflow.

Fixes: 895586d5dc32 ("net: mvpp2: cls: Use RSS contexts to handle RSS tables")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
1 parent bf5525f
History
Tip revision: 39bd16df7c31bb8cf5dfd0c88e42abd5ae10029d authored by Dan Carpenter on 06 May 2020, 10:16:22 UTC
net: mvpp2: prevent buffer overflow in mvpp22_rss_ctx()
Tip revision: 39bd16d
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