[PATCH] crypto: vmx - fix copy-paste error in CTR mode
herbert at gondor.apana.org.au
Sat Mar 23 00:04:24 AEDT 2019
On Fri, Mar 15, 2019 at 01:09:01PM +1100, Daniel Axtens wrote:
> The original assembly imported from OpenSSL has two copy-paste
> errors in handling CTR mode. When dealing with a 2 or 3 block tail,
> the code branches to the CBC decryption exit path, rather than to
> the CTR exit path.
> This leads to corruption of the IV, which leads to subsequent blocks
> being corrupted.
> This can be detected with libkcapi test suite, which is available at
> Reported-by: Ondrej Mosnáček <omosnacek at gmail.com>
> Fixes: 5c380d623ed3 ("crypto: vmx - Add support for VMS instructions by ASM")
> Cc: stable at vger.kernel.org
> Signed-off-by: Daniel Axtens <dja at axtens.net>
> drivers/crypto/vmx/aesp8-ppc.pl | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
Patch applied. Thanks.
Email: Herbert Xu <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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