Heap-based buffer overflow in ibmdiradm in IBM Tivoli Directory Server (TDS) 6.0 on Linux allows remote attackers to have an unspecified impact via unknown vectors that trigger heap corruption as demonstrated by a certain module in VulnDisco Pack Professional 8.11. NOTE: as of 20090903 this disclosure has no actionable information. However because the VulnDisco Pack author is a reliable researcher the issue is being assigned a CVE identifier for tracking purposes.