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| author | Jan Stancek <jstancek@redhat.com> | 2016-09-28 16:38:37 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2016-10-02 22:33:43 +0800 |
| commit | 7bcb87bca2f51226f3ec382fcd3ff52cc15747bb (patch) | |
| tree | 07bb151f7e7dd849a87822e33506f15925c28419 /mm/page_poison.c | |
| parent | 3387879524ec07fd9ba371eddd17e717abdd5e4f (diff) | |
| download | linux-7bcb87bca2f51226f3ec382fcd3ff52cc15747bb.tar.bz2 | |
crypto: testmgr - add guard to dst buffer for ahash_export
Add a guard to 'state' buffer and warn if its consistency after
call to crypto_ahash_export() changes, so that any write that
goes beyond advertised statesize (and thus causing potential
memory corruption [1]) is more visible.
[1] https://marc.info/?l=linux-crypto-vger&m=147467656516085
Signed-off-by: Jan Stancek <jstancek@redhat.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Marcelo Cerri <marcelo.cerri@canonical.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'mm/page_poison.c')
0 files changed, 0 insertions, 0 deletions