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| author | Stephan Mueller <smueller@chronox.de> | 2014-11-11 05:37:57 +0100 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2014-11-12 22:14:31 +0800 |
| commit | e1bd95bf7c25530a99ce371e0a26e4932efc021d (patch) | |
| tree | d398358707325a4677c8ba46d06f5335c9e5b1d1 /crypto/algif_skcipher.c | |
| parent | 2a6af25befd0197e805b3aa5ebfc253079ce7136 (diff) | |
| download | op-kernel-dev-e1bd95bf7c25530a99ce371e0a26e4932efc021d.zip op-kernel-dev-e1bd95bf7c25530a99ce371e0a26e4932efc021d.tar.gz | |
crypto: algif - zeroize IV buffer
Zeroize the buffer holding the IV used for the completed
cipher operation before the buffer is released by the
skcipher AF_ALG interface handler.
Signed-off-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/algif_skcipher.c')
| -rw-r--r-- | crypto/algif_skcipher.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/crypto/algif_skcipher.c b/crypto/algif_skcipher.c index 83187f4..85e3bdb 100644 --- a/crypto/algif_skcipher.c +++ b/crypto/algif_skcipher.c @@ -566,6 +566,7 @@ static void skcipher_sock_destruct(struct sock *sk) struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(&ctx->req); skcipher_free_sgl(sk); + memzero_explicit(ctx->iv, crypto_ablkcipher_ivsize(tfm)); sock_kfree_s(sk, ctx->iv, crypto_ablkcipher_ivsize(tfm)); sock_kfree_s(sk, ctx, ctx->len); af_alg_release_parent(sk); |
