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(parent: d8e4b24) | patch
crypto: cfb - fix decryption
authorDmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Fri, 19 Oct 2018 23:01:52 +0000 (02:01 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 9 Jan 2019 16:38:45 +0000 (17:38 +0100)
commit99dcd45f274e10b0a4b04f2836218762ed2294d4
treefb4c174af62c42f247f801ffb3af98d5c7323887tree | snapshot
parentd8e4b24ffbbbc296e521eebd5525a3031bdbac51commit | diff
crypto: cfb - fix decryption

commit fa4600734b74f74d9169c3015946d4722f8bcf79 upstream.

crypto_cfb_decrypt_segment() incorrectly XOR'ed generated keystream with
IV, rather than with data stream, resulting in incorrect decryption.
Test vectors will be added in the next patch.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
crypto/cfb.c diff | blob | history
Domain: System / Kernel; Licenses: GPL-2.0;