diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cryptography/hazmat/_oid.py | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/cryptography/hazmat/_oid.py b/src/cryptography/hazmat/_oid.py index 4b08722f..f98912f9 100644 --- a/src/cryptography/hazmat/_oid.py +++ b/src/cryptography/hazmat/_oid.py @@ -19,11 +19,16 @@ class ObjectIdentifier(object): # range 0..39. All nodes must be integers. for node in nodes: try: - intnodes.append(int(node, 0)) + node_value = int(node, 10) except ValueError: raise ValueError( "Malformed OID: %s (non-integer nodes)" % ( self._dotted_string)) + if node_value < 0: + raise ValueError( + "Malformed OID: %s (negative-integer nodes)" % ( + self._dotted_string)) + intnodes.append(node_value) if len(nodes) < 2: raise ValueError( |