diff options
Diffstat (limited to 'deps/openssl/openssl/crypto/evp/e_aes.c')
-rw-r--r-- | deps/openssl/openssl/crypto/evp/e_aes.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/deps/openssl/openssl/crypto/evp/e_aes.c b/deps/openssl/openssl/crypto/evp/e_aes.c index 39eb4f379a..68322e1982 100644 --- a/deps/openssl/openssl/crypto/evp/e_aes.c +++ b/deps/openssl/openssl/crypto/evp/e_aes.c @@ -1,5 +1,5 @@ /* - * Copyright 2001-2018 The OpenSSL Project Authors. All Rights Reserved. + * Copyright 2001-2019 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy @@ -2216,9 +2216,6 @@ static int s390x_aes_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, if (!cctx->aes.ccm.iv_set) return -1; - if (!enc && !cctx->aes.ccm.tag_set) - return -1; - if (out == NULL) { /* Update(): Pass message length. */ if (in == NULL) { @@ -2237,6 +2234,10 @@ static int s390x_aes_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, return len; } + /* The tag must be set before actually decrypting data */ + if (!enc && !cctx->aes.ccm.tag_set) + return -1; + /* Update(): Process message. */ if (!cctx->aes.ccm.len_set) { @@ -3643,8 +3644,6 @@ static int aes_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, if (!cctx->iv_set) return -1; - if (!EVP_CIPHER_CTX_encrypting(ctx) && !cctx->tag_set) - return -1; if (!out) { if (!in) { if (CRYPTO_ccm128_setiv(ccm, EVP_CIPHER_CTX_iv_noconst(ctx), @@ -3659,6 +3658,11 @@ static int aes_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, CRYPTO_ccm128_aad(ccm, in, len); return len; } + + /* The tag must be set before actually decrypting data */ + if (!EVP_CIPHER_CTX_encrypting(ctx) && !cctx->tag_set) + return -1; + /* If not set length yet do it */ if (!cctx->len_set) { if (CRYPTO_ccm128_setiv(ccm, EVP_CIPHER_CTX_iv_noconst(ctx), |