kernel: exec/ptrace: get_dumpable() incorrect tests

A flaw was found in the way the getdumpable function return value was interpreted in the ptrace subsystem of the Linux kernel. When 'fs.suiddumpable' was set to 2, a local, unprivileged local user could use this flaw to bypass intended ptrace restrictions and obtain potentially sensitive...

kernel: exec/ptrace: get_dumpable() incorrect tests

A flaw was found in the way the getdumpable function return value was interpreted in the ptrace subsystem of the Linux kernel. When 'fs.suiddumpable' was set to 2, a local, unprivileged local user could use this flaw to bypass intended ptrace restrictions and obtain potentially sensitive...