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Patch "rds: fix an infoleak in rds_inc_info_copy" has been added to the 4.4-stable tree

PATCH [email protected] 1 participant 1 message Sep 9, 2016

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This is a note to let you know that I've just added the patch titled

rds: fix an infoleak in rds_inc_info_copy

to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
rds-fix-an-infoleak-in-rds_inc_info_copy.patch
and it can be found in the queue-4.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From 4116def2337991b39919f3b448326e21c40e0dbb Mon Sep 17 00:00:00 2001

From: Kangjie Lu <[email protected]>
Date: Thu, 2 Jun 2016 04:11:20 -0400
Subject: rds: fix an infoleak in rds_inc_info_copy

From: Kangjie Lu <[email protected]>

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.

---
 net/rds/recv.c |    2 ++
 1 file changed, 2 insertions(+)
net/rds/recv.c +2 -0
@@ -545,5 +545,7 @@ void rds_inc_info_copy(struct rds_incomi
 		minfo.fport = inc->i_hdr.h_dport;
 	}
 
+	minfo.flags = 0;
+
 	rds_info_copy(iter, &minfo, sizeof(minfo));
 }

Patches currently in stable-queue which might be from [email protected] are

queue-4.4/0134-tipc-fix-an-infoleak-in-tipc_nl_compat_link_dump.patch queue-4.4/rds-fix-an-infoleak-in-rds_inc_info_copy.patch