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(parent: 401716d) | patch
crypto: algif - suppress sending source address information in recvmsg
authorMathias Krause <minipli@googlemail.com>
Sun, 7 Apr 2013 12:05:39 +0000 (14:05 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 25 Apr 2013 19:51:23 +0000 (12:51 -0700)
commit2822050e7d8bb82bced08b21c711ff79a4636f3e
tree9caf7f956cfe519495053b0aa24d29f0c5df7c13tree | snapshot
parent401716d9514ff77c86d93805f3a45f5e6fdd8f10commit | diff
crypto: algif - suppress sending source address information in recvmsg

commit 72a763d805a48ac8c0bf48fdb510e84c12de51fe upstream.

The current code does not set the msg_namelen member to 0 and therefore
makes net/socket.c leak the local sockaddr_storage variable to userland
-- 128 bytes of kernel stack memory. Fix that.

Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
crypto/algif_hash.c diff | blob | history
crypto/algif_skcipher.c diff | blob | history
wrapfs-3.14.y