fixup! feat(ldap.filter): add is_filter() to verify filter syntax

spaceone · spaceone · commit 07bd4a6bb12c · 2025-11-18T17:59:12.000+01:00
diff --git a/Lib/ldap/filter.py b/Lib/ldap/filter.py
@@ -100,6 +100,8 @@ def is_filter(ldap_filter):
         return _ldap.is_filter(ldap_filter)
 
     # workaround for libldap <= 2.7
+    if '\x00' in ldap_filter:
+        raise ValueError('embedded null character')
     import ldap
     lo = ldap.initialize('')
     try:
