diff options
| author | Kangjie Lu <kangjielu@gmail.com> | 2016-06-02 04:11:20 -0400 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2016-08-22 22:37:19 +0100 |
| commit | 948969a457e89903d180d01cbcbfee59c16f5bb5 (patch) | |
| tree | 77b3494936a30098bb4de22b808400bbf670c059 /net | |
| parent | 9fa075340941fc16110bca226c50819b2453fa9b (diff) | |
rds: fix an infoleak in rds_inc_info_copy
commit 4116def2337991b39919f3b448326e21c40e0dbb upstream.
The last field "flags" of object "minfo" is not initialized.
Copying this object out may leak kernel stack data.
Assign 0 to it to avoid leak.
Signed-off-by: Kangjie Lu <kjlu@gatech.edu>
Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'net')
| -rw-r--r-- | net/rds/recv.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/rds/recv.c b/net/rds/recv.c index 96a1239c05c2..9e28c993584a 100644 --- a/net/rds/recv.c +++ b/net/rds/recv.c @@ -544,5 +544,7 @@ void rds_inc_info_copy(struct rds_incoming *inc, minfo.fport = inc->i_hdr.h_dport; } + minfo.flags = 0; + rds_info_copy(iter, &minfo, sizeof(minfo)); } |