32 lines
875 B
Plaintext
32 lines
875 B
Plaintext
From 4116def2337991b39919f3b448326e21c40e0dbb Mon Sep 17 00:00:00 2001
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From: Kangjie Lu <kangjielu@gmail.com>
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Date: Thu, 2 Jun 2016 04:11:20 -0400
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Subject: rds: fix an infoleak in rds_inc_info_copy
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The last field "flags" of object "minfo" is not initialized.
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Copying this object out may leak kernel stack data.
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Assign 0 to it to avoid leak.
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Signed-off-by: Kangjie Lu <kjlu@gatech.edu>
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Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
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Signed-off-by: David S. Miller <davem@davemloft.net>
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---
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net/rds/recv.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/net/rds/recv.c b/net/rds/recv.c
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index c0be1ec..8413f6c 100644
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--- a/net/rds/recv.c
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+++ b/net/rds/recv.c
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@@ -561,5 +561,7 @@ void rds_inc_info_copy(struct rds_incoming *inc,
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minfo.fport = inc->i_hdr.h_dport;
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}
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+ minfo.flags = 0;
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+
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rds_info_copy(iter, &minfo, sizeof(minfo));
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}
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--
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cgit v0.12
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