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author | Matt Caswell <matt@openssl.org> | 2016-06-24 10:31:08 +0100 |
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committer | Matt Caswell <matt@openssl.org> | 2016-06-24 13:25:00 +0100 |
commit | 0def528bc502a888a3f4ef3c38ea4c5e69fd7375 (patch) | |
tree | 4f37494b46ad745de9db8c19d104291187cf7266 /crypto/evp | |
parent | 827d17f0210e6721be9834220be1e31b75b0b272 (diff) |
Ensure HMAC key gets cleansed after use
aesni_cbc_hmac_sha256_ctrl() and aesni_cbc_hmac_sha1_ctrl() cleanse the
HMAC key after use, but static int rc4_hmac_md5_ctrl() doesn't.
Fixes an OCAP Audit issue.
Reviewed-by: Andy Polyakov <appro@openssl.org>
Diffstat (limited to 'crypto/evp')
-rw-r--r-- | crypto/evp/e_rc4_hmac_md5.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/crypto/evp/e_rc4_hmac_md5.c b/crypto/evp/e_rc4_hmac_md5.c index 28b12c7c26..832daef178 100644 --- a/crypto/evp/e_rc4_hmac_md5.c +++ b/crypto/evp/e_rc4_hmac_md5.c @@ -213,6 +213,8 @@ static int rc4_hmac_md5_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, MD5_Init(&key->tail); MD5_Update(&key->tail, hmac_key, sizeof(hmac_key)); + OPENSSL_cleanse(hmac_key, sizeof(hmac_key)); + return 1; } case EVP_CTRL_AEAD_TLS1_AAD: |