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author | Stephan Mueller <smueller@chronox.de> | 2014-11-11 05:37:57 +0100 |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2014-11-12 22:14:31 +0800 |
commit | a7468e6b54f4478cfb56e73baa4a3b8e057bf2c9 (patch) | |
tree | b3920c40d1d4ad7670ff04eb92eca3325646ca0d /crypto/algif_skcipher.c | |
parent | 8bd21048c8034afb85923f5c390df3b6dad85bfe (diff) | |
download | linux-crypto-a7468e6b54f4478cfb56e73baa4a3b8e057bf2c9.tar.gz linux-crypto-a7468e6b54f4478cfb56e73baa4a3b8e057bf2c9.zip |
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 '')
-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 83187f49..85e3bdbe 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); |