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PR: 2297

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Submitted by: Antony, Benoy <bantony@ebay.com>
Approved by: steve@openssl.org

Fix bug in AES wrap code when t > 0xff.
This commit is contained in:
Dr. Stephen Henson 2010-07-09 17:25:27 +00:00
parent ccbbcddd5f
commit c4c99b4961
1 changed files with 3 additions and 3 deletions
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6
crypto/aes/aes_wrap.c
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@ -85,9 +85,9 @@ int AES_wrap_key(AES_KEY *key, const unsigned char *iv,
A[7] ^= (unsigned char)(t & 0xff); A[7] ^= (unsigned char)(t & 0xff);
if (t > 0xff) if (t > 0xff)
{ {
A[6] ^= (unsigned char)((t & 0xff) >> 8); A[6] ^= (unsigned char)((t >> 8) & 0xff);
A[5] ^= (unsigned char)((t & 0xff) >> 16); A[5] ^= (unsigned char)((t >> 16) & 0xff);
A[4] ^= (unsigned char)((t & 0xff) >> 24); A[4] ^= (unsigned char)((t >> 24) & 0xff);
} }
memcpy(R, B + 8, 8); memcpy(R, B + 8, 8);
} }