Ubuntu Security Notice 3895-1 - It was discovered that LDB incorrectly handled certain search expressions. A remote attacker could possibly use this issue to cause the Samba LDAP process to crash, resulting in a denial of service.
2b2e15be3d1d6bdd1eeb95b8e0be3f5ad3dc34c9b908b95f55d32d379fe55a61