| # Copyright 2019 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| faccessat: 1 |
| bind: 1 |
| brk: 1 |
| close: 1 |
| fstat: 1 |
| newfstatat: 1 |
| getpid: 1 |
| # Filter arg2 to disallow GRND_RANDOM (2). |
| getrandom: arg2 in 0xfffffffd |
| getsockname: 1 |
| gettid: 1 |
| lseek: 1 |
| # Prevent PROT_EXEC |
| mmap: arg2 in 0xfffffffb |
| # Prevent PROT_EXEC |
| mprotect: arg2 in 0xfffffffb |
| munmap: 1 |
| openat: 1 |
| ppoll: 1 |
| pread64: 1 |
| pwrite64: 1 |
| read: 1 |
| readlinkat: 1 |
| recvfrom: 1 |
| rt_sigaction: 1 |
| rt_sigprocmask: 1 |
| sendto: 1 |
| set_robust_list: 1 |
| setsockopt: 1 |
| set_tid_address: 1 |
| # Allow AF_UNIX or AF_QIPCRTR |
| socket: arg0 == AF_UNIX || arg0 == AF_QIPCRTR |
| getrlimit: 1 |
| uname: 1 |
| write: 1 |
