Android Kernel 4.8 - ptrace seccomp Filter Bypass

Android Kernel 4.8 - ptrace seccomp Filter Bypass / The seccomp.2 manpage http://man7.org/linux/man-pages/man2/seccomp.2.html documents: Before kernel 4.8, the seccomp check will not be run again after the tracer is notified. This means that, on older ker‐ nels, seccomp-based sandboxes must not...