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Fix buffer overflow in test mbedtls_mpi_is_prime_det

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This commit is contained in:
Gilles Peskine 2018-11-05 16:37:06 +01:00
parent 94759f6593
commit 0eaa6d5bb6
1 changed files with 6 additions and 4 deletions
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10
tests/suites/test_suite_mpi.function
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@ -860,13 +860,13 @@ void mbedtls_mpi_is_prime_det( char *input_X, char *witnesses,
mbedtls_mpi X; mbedtls_mpi X;
int res; int res;
mbedtls_test_mpi_random rand; mbedtls_test_mpi_random rand;
uint8_t witness_buf[1000]; uint8_t *witness_buf = NULL;
uint8_t input_buf[1000]; uint8_t *input_buf = NULL;
size_t witness_len; size_t witness_len;
size_t input_len; size_t input_len;
witness_len = unhexify( witness_buf, witnesses ); witness_buf = unhexify_alloc( witnesses, &witness_len );
input_len = unhexify( input_buf, input_X ); input_buf = unhexify_alloc( input_X, &input_len );
mbedtls_mpi_init( &X ); mbedtls_mpi_init( &X );
rand.data = witness_buf; rand.data = witness_buf;
@ -881,6 +881,8 @@ void mbedtls_mpi_is_prime_det( char *input_X, char *witnesses,
exit: exit:
mbedtls_mpi_free( &X ); mbedtls_mpi_free( &X );
mbedtls_free( witness_buf );
mbedtls_free( input_buf );
} }
/* END_CASE */ /* END_CASE */