Unspecified vulnerability in the backup-archive client in IBM Tivoli Storage Manager (TSM) 5.3.x before 5.3.6.10, 5.4.x before 5.4.3.4, 5.5.x before 5.5.3, 6.1.x before 6.1.4, and 6.2.x before 6.2.2 on Unix and Linux allows local users to overwrite arbitrary files via unknown vectors.