Herbert Xu d07f951903 crypto: s390/aes - Fix buffer overread in CTR mode
When processing the last block, the s390 ctr code will always read
a whole block, even if there isn't a whole block of data left.  Fix
this by using the actual length left and copy it into a buffer first
for processing.

Fixes: 0200f3ecc196 ("crypto: s390 - add System z hardware support for CTR mode")
Cc: <stable@vger.kernel.org>
Reported-by: Guangwu Zhang <guazhang@redhat.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Reviewd-by: Harald Freudenberger <freude@de.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2023-12-08 11:59:45 +08:00
..
2023-07-03 11:19:42 +02:00
2022-07-18 15:03:37 +02:00