Fix potential memory leak in EC multiplication

Signed-off-by: Jonas <[email protected]>
This commit is contained in:
Jonas
2020-05-25 13:53:15 +02:00
committed by Gilles Peskine
parent 8b34fef0a8
commit 6645fd31e7
+8 -2
View File
@@ -1466,7 +1466,10 @@ static int ecp_randomize_jac( const mbedtls_ecp_group *grp, mbedtls_ecp_point *p
MBEDTLS_MPI_CHK( mbedtls_mpi_shift_r( &l, 1 ) );
if( count++ > 10 )
return( MBEDTLS_ERR_ECP_RANDOM_FAILED );
{
ret = MBEDTLS_ERR_ECP_RANDOM_FAILED;
goto cleanup;
}
}
while( mbedtls_mpi_cmp_int( &l, 1 ) <= 0 );
@@ -2198,7 +2201,10 @@ static int ecp_randomize_mxz( const mbedtls_ecp_group *grp, mbedtls_ecp_point *P
MBEDTLS_MPI_CHK( mbedtls_mpi_shift_r( &l, 1 ) );
if( count++ > 10 )
return( MBEDTLS_ERR_ECP_RANDOM_FAILED );
{
ret = MBEDTLS_ERR_ECP_RANDOM_FAILED;
goto cleanup;
}
}
while( mbedtls_mpi_cmp_int( &l, 1 ) <= 0 );