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authorKees Cook <keescook@chromium.org>2021-06-16 13:34:59 -0700
committerHerbert Xu <herbert@gondor.apana.org.au>2021-06-24 14:51:34 +0800
commit74c66120fda6596ad57f41e1607b3a5d51ca143d (patch)
treebbab0b21132e79a6ed907fecb170babfa0a82943 /drivers/crypto
parent84c2c729eabda52a2f6caa087d51f0d7420bca0c (diff)
crypto: nx - Fix memcpy() over-reading in nonce
Fix typo in memcpy() where size should be CTR_RFC3686_NONCE_SIZE. Fixes: 030f4e968741 ("crypto: nx - Fix reentrancy bugs") Cc: stable@vger.kernel.org Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/nx/nx-aes-ctr.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/crypto/nx/nx-aes-ctr.c b/drivers/crypto/nx/nx-aes-ctr.c
index 13f518802343..6120e350ff71 100644
--- a/drivers/crypto/nx/nx-aes-ctr.c
+++ b/drivers/crypto/nx/nx-aes-ctr.c
@@ -118,7 +118,7 @@ static int ctr3686_aes_nx_crypt(struct skcipher_request *req)
struct nx_crypto_ctx *nx_ctx = crypto_skcipher_ctx(tfm);
u8 iv[16];
- memcpy(iv, nx_ctx->priv.ctr.nonce, CTR_RFC3686_IV_SIZE);
+ memcpy(iv, nx_ctx->priv.ctr.nonce, CTR_RFC3686_NONCE_SIZE);
memcpy(iv + CTR_RFC3686_NONCE_SIZE, req->iv, CTR_RFC3686_IV_SIZE);
iv[12] = iv[13] = iv[14] = 0;
iv[15] = 1;