CVE-2026-18453 [HIGH] – A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged result

A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of op_shared_search allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USE_ONE_BACKEND control, resulting in denial of service.