diff options
Diffstat (limited to 'cryptography/hazmat')
| -rw-r--r-- | cryptography/hazmat/backends/openssl/backend.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/cryptography/hazmat/backends/openssl/backend.py b/cryptography/hazmat/backends/openssl/backend.py index 567f1648..bb1a3f3d 100644 --- a/cryptography/hazmat/backends/openssl/backend.py +++ b/cryptography/hazmat/backends/openssl/backend.py @@ -984,6 +984,11 @@ class Backend(object): values. """ + if x < 0 or y < 0: + raise ValueError( + "Invalid EC key. Both x and y must be non-negative." + ) + bn_x = self._int_to_bn(x) bn_y = self._int_to_bn(y) |