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Merge pull request #6539 

85164a8 epee: use memwipe rather than memset for md5 secrets (moneromooo-monero)
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luigi1111 2020-06-08 14:09:22 -05:00
parent 3a577f1ce7 85164a8daf
commit e27604ff10
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GPG Key ID: F4ACA0183641E010
1 changed files with 6 additions and 6 deletions
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12
contrib/epee/include/md5_l.inl
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@ -277,7 +277,7 @@ namespace md5
/* Zeroize sensitive information. /* Zeroize sensitive information.
*/ */
MD5_memset ((POINTER)context, 0, sizeof (*context)); memwipe ((POINTER)context, sizeof (*context));
} }
/* MD5 basic transformation. Transforms state based on block. /* MD5 basic transformation. Transforms state based on block.
@ -369,7 +369,7 @@ namespace md5
/* Zeroize sensitive information. /* Zeroize sensitive information.
*/ */
MD5_memset ((POINTER)x, 0, sizeof (x)); memwipe ((POINTER)x, sizeof (x));
} }
/* Note: Replace "for loop" with standard memcpy if possible. /* Note: Replace "for loop" with standard memcpy if possible.
@ -431,9 +431,9 @@ namespace md5
MD5Update(&hmac->octx, k_opad, 64); /* apply outer pad */ MD5Update(&hmac->octx, k_opad, 64); /* apply outer pad */
/* scrub the pads and key context (if used) */ /* scrub the pads and key context (if used) */
MD5_memset( (POINTER)&k_ipad, 0, sizeof(k_ipad)); memwipe( (POINTER)&k_ipad, sizeof(k_ipad));
MD5_memset( (POINTER)&k_opad, 0, sizeof(k_opad)); memwipe( (POINTER)&k_opad, sizeof(k_opad));
MD5_memset( (POINTER)&tk, 0, sizeof(tk)); memwipe( (POINTER)&tk, sizeof(tk));
/* and we're done. */ /* and we're done. */
} }
@ -459,7 +459,7 @@ namespace md5
state->istate[lupe] = htonl(hmac.ictx.state[lupe]); state->istate[lupe] = htonl(hmac.ictx.state[lupe]);
state->ostate[lupe] = htonl(hmac.octx.state[lupe]); state->ostate[lupe] = htonl(hmac.octx.state[lupe]);
} }
MD5_memset( (POINTER)&hmac, 0, sizeof(hmac)); memwipe( (POINTER)&hmac, sizeof(hmac));
} }