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(parent: 13cf025) | patch
crypto: rsa-pkcs1pad - use constant time memory comparison for MACs
authorJason A. Donenfeld <Jason@zx2c4.com>
Sun, 11 Jun 2017 21:20:23 +0000 (23:20 +0200)
committerRaspbian kernel package updater <root@raspbian.org>
Sun, 23 Jul 2017 03:09:26 +0000 (03:09 +0000)
commit7decc09a3cb106c8f556493c98505052b44cc002
tree7760d2cd57a745193a18bbf9aefc83801c596cd6tree | snapshot
parent13cf025f4eadb379c52aacb09ccb30a91ba24de1commit | diff
crypto: rsa-pkcs1pad - use constant time memory comparison for MACs

commit fec17cb2231733174e039ad9054fa16bb358e2ec upstream.

Otherwise, we enable all sorts of forgeries via timing attack.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Suggested-by: Stephan Müller <smueller@chronox.de>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: linux-crypto@vger.kernel.org
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
crypto/rsa-pkcs1pad.c diff | blob | history
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