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[CRYPTO] tcrypt: Catch cipher destination memory corruption
authorPatrick McHardy <kaber@trash.net>
Thu, 8 May 2008 11:27:47 +0000 (19:27 +0800)
committerHerbert Xu <herbert@gondor.apana.org.au>
Thu, 10 Jul 2008 12:35:12 +0000 (20:35 +0800)
commita558f1d4f8730f055b004b4c8ca1605aeb957daa
tree244ca2967ce2f0004ca46905b6c4eba927a7774dtree | snapshot (tar.gz zip)
parent692af5da779e018fc6a3b480b67adb33e3c6e1f0commit | diff
[CRYPTO] tcrypt: Catch cipher destination memory corruption

Check whether the destination buffer is written to beyond the last
byte contained in the scatterlist.

Also change IDX1 of the cross-page access offsets to a multiple of 4.
This triggers a corruption in the HIFN driver and doesn't seem to
negatively impact other testcases.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto/tcrypt.c diff | blob | blame | history