load the openssl version text based on the loaded library

2 files changed, 7 insertions, 2 deletions

diff --git a/cryptography/hazmat/backends/openssl/backend.py b/cryptography/hazmat/backends/openssl/backend.py
index bd5808ed..cd2a614e 100644
--- a/cryptography/hazmat/backends/openssl/backend.py
+++ b/cryptography/hazmat/backends/openssl/backend.py
@@ -112,11 +112,14 @@ class Backend(object):
 
     def openssl_version_text(self):
         """
-        Friendly string name of linked OpenSSL.
+        Friendly string name of the loaded OpenSSL library. This is not
+        necessarily the same version as it was compiled against.
 
         Example: OpenSSL 1.0.1e 11 Feb 2013
         """
-        return self._ffi.string(self._lib.OPENSSL_VERSION_TEXT).decode("ascii")
+        return self._ffi.string(
+            self._lib.SSLeay_version(self._lib.SSLEAY_VERSION)
+        ).decode("ascii")
 
     def create_hmac_ctx(self, key, algorithm):
         return _HMACContext(self, key, algorithm)
diff --git a/cryptography/hazmat/bindings/openssl/opensslv.py b/cryptography/hazmat/bindings/openssl/opensslv.py
index e4aa6212..ef6e057b 100644
--- a/cryptography/hazmat/bindings/openssl/opensslv.py
+++ b/cryptography/hazmat/bindings/openssl/opensslv.py
@@ -18,6 +18,8 @@ INCLUDES = """
 """
 
 TYPES = """
+/* Note that these will be resolved when cryptography is compiled and are NOT
+   guaranteed to be the version that it actually loads. */
 static const int OPENSSL_VERSION_NUMBER;
 static const char *const OPENSSL_VERSION_TEXT;
 """