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Safely erase key material upon abort

Some key derivation operation contexts (like
psa_tls12_prf_key_derivation_t) directly contain buffers with parts of
the derived key. Erase them safely as part of the abort.
This commit is contained in:
Janos Follath
2019-06-11 10:22:26 +01:00
parent 71a4c9125b
commit 083036af64

View File

@ -3902,7 +3902,7 @@ psa_status_t psa_key_derivation_abort( psa_key_derivation_operation_t *operation
{
status = PSA_ERROR_BAD_STATE;
}
memset( operation, 0, sizeof( *operation ) );
mbedtls_platform_zeroize( operation, sizeof( *operation ) );
return( status );
}