sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.h - Issue 2484393004: Linux Sandbox: Whitelist prlimit64 when used as getrlimit

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Unified Diff: sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.h

Issue 2484393004: Linux Sandbox: Whitelist prlimit64 when used as getrlimit (Closed)

Patch Set: Linux Sandbox: Whitelist prlimit64 when used as getrlimit Created 4 years, 1 month ago

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Index: sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.h

diff --git a/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.h b/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.h

index d2a6faadb6ddb36c9beb18a665353f0a5606febd..cc916d6ea70bd380d893e9e8c6da25b10ce465d5 100644

--- a/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.h

+++ b/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.h

@@ -98,6 +98,11 @@ SANDBOX_EXPORT bpf_dsl::ResultExpr RestrictClockID();

// GRND_NONBLOCK.

SANDBOX_EXPORT bpf_dsl::ResultExpr RestrictGetRandom();

+// Restrict the new_limit argument to prlimit64() to NULL, and the pid argument

Jorge Lucangeli Obes 2016/11/22 16:06:39 "only allow only" -> "only allow"

+// to the current process (or 0), to only allow only getting rlimits on the

+// current process. Otherwise, fail gracefully; see crbug.com/160157.

+SANDBOX_EXPORT bpf_dsl::ResultExpr RestrictPrlimitToGetrlimit(pid_t target_pid);

} // namespace sandbox.

#endif // SANDBOX_LINUX_SECCOMP_BPF_HELPERS_SYSCALL_PARAMETERS_RESTRICTIONS_H_