id summary reporter owner description type status milestone component version severity resolution keywords cc 5077 instantiating managed_shared_memory in open_only mode changes permissions Rui Pedro Fernandes Ion Gaztañaga "OS: RHEL4, gcc 3.4.3 A process creates a named shm segment by instantiating class managed_shared_memory with create_only mode set and unrestricted permissions (-rw-rw-rw-) Another process launched by the same user attaches the shm using open_only mode. Permissions of the shm segment get changed (-rw-r--r--)" Bugs closed To Be Determined interprocess Boost 1.45.0 Problem fixed permissions