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Hook, Gary 029cc4f0f0 crypto: ccp - Validate the the error value used to index error messages

commit 52393d617a upstream.

The error code read from the queue status register is only 6 bits wide,
but we need to verify its value is within range before indexing the error
messages.

Fixes: 81422badb3 ("crypto: ccp - Make syslog errors human-readable")
Cc: <stable@vger.kernel.org>
Reported-by: Cfir Cohen <cfir@google.com>
Signed-off-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2019-08-04 09:33:30 +02:00

ccp-crypto-aes-cmac.c

crypto: ccp - Prevent information leakage on export

2016-04-15 22:13:56 +08:00

ccp-crypto-aes-xts.c

crypto: ccp - Fix XTS-AES-128 support on v5 CCPs

2017-09-27 14:39:20 +02:00

ccp-crypto-aes.c

crypto: ccp - CCP versioning support

2016-03-11 21:19:16 +08:00

ccp-crypto-main.c

crypto: ccp - Replace BUG_ON with WARN_ON and a return code