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| author | Simo Sorce <simo@redhat.com> | 2015-10-10 15:42:17 -0400 |
|---|---|---|
| committer | Simo Sorce <simo@redhat.com> | 2015-10-12 20:52:17 -0400 |
| commit | 00f94097219d14036d7172994e54dc6a6d2fa8f3 (patch) | |
| tree | 33c29febc0f2bd95e4a2c25eb3748927126c4e9d /src | |
| parent | 0eafd9cd32a69909bd7bab955459925f54bd7278 (diff) | |
| download | cryptography-00f94097219d14036d7172994e54dc6a6d2fa8f3.tar.gz cryptography-00f94097219d14036d7172994e54dc6a6d2fa8f3.tar.bz2 cryptography-00f94097219d14036d7172994e54dc6a6d2fa8f3.zip | |
Catch Invalid X or Y points and raise a ValueError
Signed-off-by: Simo Sorce <simo@redhat.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/cryptography/hazmat/backends/openssl/backend.py | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/cryptography/hazmat/backends/openssl/backend.py b/src/cryptography/hazmat/backends/openssl/backend.py index ac025e95..0d3b3dd4 100644 --- a/src/cryptography/hazmat/backends/openssl/backend.py +++ b/src/cryptography/hazmat/backends/openssl/backend.py @@ -1776,9 +1776,13 @@ class Backend(object): self.openssl_assert(res == 1) res = self._lib.BN_cmp(bn_x, check_x) - self.openssl_assert(res == 0) + if res != 0: + self._consume_errors() + raise ValueError("Invalid EC Key X point.") res = self._lib.BN_cmp(bn_y, check_y) - self.openssl_assert(res == 0) + if res != 0: + self._consume_errors() + raise ValueError("Invalid EC Key Y point.") res = self._lib.EC_KEY_set_public_key(ctx, point) self.openssl_assert(res == 1) |