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linux/net/smc
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Cong Wang 26d92e951f smc: move unhash as early as possible in smc_release() 
In smc_release() we release smc->clcsock before unhash the smc
sock, but a parallel smc_diag_dump() may be still reading
smc->clcsock, therefore this could cause a use-after-free as
reported by syzbot.

Reported-and-tested-by: syzbot+fbd1e5476e4c94c7b34e@syzkaller.appspotmail.com
Fixes: 51f1de79ad8e ("net/smc: replace sock_put worker by socket refcounting")
Cc: Ursula Braun <ubraun@linux.ibm.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Reported-by: syzbot+0bf2e01269f1274b4b03@syzkaller.appspotmail.com
Reported-by: syzbot+e3132895630f957306bc@syzkaller.appspotmail.com
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-07 14:40:27 -05:00
..
af_smc.c
smc: move unhash as early as possible in smc_release()
2019-01-07 14:40:27 -05:00
Kconfig
net/smc: remove Kconfig warning
2017-07-29 11:22:58 -07:00
Makefile
net/smc: add base infrastructure for SMC-D and ISM
2018-06-30 20:42:25 +09:00
smc_cdc.c
net/smc: atomic SMCD cursor handling
2018-11-21 16:14:56 -08:00
smc_cdc.h
net/smc: atomic SMCD cursor handling
2018-11-21 16:14:56 -08:00
smc_clc.c
net/smc: short wait for late smc_clc_wait_msg
2018-11-23 17:20:32 -08:00
smc_clc.h
net/smc: short wait for late smc_clc_wait_msg
2018-11-23 17:20:32 -08:00
smc_close.c
net/smc: enable fallback for connection abort in state INIT
2018-09-18 20:11:43 -07:00
smc_close.h
net/smc: replace sock_put worker by socket refcounting
2018-01-26 10:41:56 -05:00
smc_core.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2018-11-24 17:01:43 -08:00
smc_core.h
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2018-11-24 17:01:43 -08:00
smc_diag.c
net/smc: provide fallback reason code
2018-07-25 22:25:53 -07:00
smc_ib.c
RDMA/smc: Replace ib_query_gid with rdma_get_gid_attr
2018-08-17 16:45:51 -06:00
smc_ib.h
net/smc: use correct vlan gid of RoCE device
2018-07-25 22:25:53 -07:00
smc_ism.c
net/smc: add SMC-D shutdown signal
2018-11-21 16:14:56 -08:00
smc_ism.h
net/smc: add SMC-D shutdown signal
2018-11-21 16:14:56 -08:00
smc_llc.c
net/smc: add infrastructure to send delete rkey messages
2018-11-23 17:20:32 -08:00
smc_llc.h
net/smc: add infrastructure to send delete rkey messages
2018-11-23 17:20:32 -08:00
smc_pnet.c
smc: generic netlink family should be __ro_after_init
2018-09-20 07:49:55 -07:00
smc_pnet.h
net/smc: use correct vlan gid of RoCE device
2018-07-25 22:25:53 -07:00
smc_rx.c
net/smc: remove local variable page in smc_rx_splice()
2018-07-23 10:57:14 -07:00
smc_rx.h
smc: add support for splice()
2018-05-04 11:45:06 -04:00
smc_tx.c
Merge branch 'linus/master' into rdma.git for-next
2018-08-16 14:21:29 -06:00
smc_tx.h
net/smc: eliminate cursor read and write calls
2018-07-23 10:57:14 -07:00
smc_wr.c
net/smc: use after free fix in smc_wr_tx_put_slot()
2018-11-21 16:14:56 -08:00
smc_wr.h
net/smc: Simplify ib_post_(send|recv|srq_recv)() calls
2018-07-24 16:06:37 -06:00
smc.h
net/smc: fix TCP fallback socket release
2018-12-18 22:02:51 -08:00