Re: [PATCH net] net/neigh: fix NULL deref in pneigh_dump_table()

2018-10-26 Thread David Miller
From: Eric Dumazet Date: Fri, 26 Oct 2018 09:33:27 -0700 > pneigh can have NULL device pointer, so we need to make > neigh_master_filtered() and neigh_ifindex_filtered() more robust. ... > Fixes: 6f52f80e8530 ("net/neigh: Extend dump filter to proxy neighbor dumps") > Signed-off-by: Eric Dumazet

Re: [PATCH net] net/neigh: fix NULL deref in pneigh_dump_table()

2018-10-26 Thread David Ahern
On 10/26/18 10:33 AM, Eric Dumazet wrote: > pneigh can have NULL device pointer, so we need to make hmmm.. missed that. > neigh_master_filtered() and neigh_ifindex_filtered() more robust. > ... > Fixes: 6f52f80e8530 ("net/neigh: Extend dump filter to proxy neighbor dumps") > Signed-off-by: Eric

[PATCH net] net/neigh: fix NULL deref in pneigh_dump_table()

2018-10-26 Thread Eric Dumazet
pneigh can have NULL device pointer, so we need to make neigh_master_filtered() and neigh_ifindex_filtered() more robust. syzbot report : kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: [#1] PREEMPT SMP KASAN CPU