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| author | Kangjie Lu <kangjielu@gmail.com> | 2016-06-02 04:11:20 -0400 |
|---|---|---|
| committer | Jiri Slaby <jslaby@suse.cz> | 2016-07-21 08:36:08 +0200 |
| commit | 3360c51768c3c589e7db3f2a4308b729ebcc7bae (patch) | |
| tree | 11e263069d0b480b797dbd3155519ed2995a66e8 | |
| parent | f3c9e9b1296d6f958469a2b7c9b87514b047dc08 (diff) | |
| download | linux-3360c51768c3c589e7db3f2a4308b729ebcc7bae.tar.gz linux-3360c51768c3c589e7db3f2a4308b729ebcc7bae.tar.bz2 linux-3360c51768c3c589e7db3f2a4308b729ebcc7bae.zip | |
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: Jiri Slaby <jslaby@suse.cz>
| -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 de339b24ca14..917f36af8d37 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)); } |