A NULL pointer dereference was found in OpenLDAP server and was fixed in openldap 2.4.55, during a request for renaming RDNs. An unauthenticated attacker could remotely crash the slapd process by sending a specially crafted request, causing a Denial of Service.
| Software | From | Fixed in |
|---|---|---|
| openldap / openldap | - | 2.4.55 |
| redhat / enterprise_linux | 7.0 | 7.0.x |
| redhat / enterprise_linux | 6.0 | 6.0.x |
| redhat / enterprise_linux | 5.0 | 5.0.x |