| Index: sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.cc
|
| diff --git a/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.cc b/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.cc
|
| index 8dd8b454fbaef995f9914a4ef309b70293a09e6f..2f7578586ed8640ffc79be80cb428b646aafa816 100644
|
| --- a/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.cc
|
| +++ b/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.cc
|
| @@ -101,14 +101,16 @@ ResultExpr RestrictCloneToThreadsAndEPERMFork() {
|
| CLONE_SIGHAND | CLONE_THREAD |
|
| CLONE_SYSVSEM;
|
| const uint64_t kObsoleteAndroidCloneMask = kAndroidCloneMask | CLONE_DETACHED;
|
| - const BoolExpr android_test =
|
| - flags == kAndroidCloneMask || flags == kObsoleteAndroidCloneMask;
|
|
|
| const uint64_t kGlibcPthreadFlags =
|
| CLONE_VM | CLONE_FS | CLONE_FILES | CLONE_SIGHAND | CLONE_THREAD |
|
| CLONE_SYSVSEM | CLONE_SETTLS | CLONE_PARENT_SETTID | CLONE_CHILD_CLEARTID;
|
| const BoolExpr glibc_test = flags == kGlibcPthreadFlags;
|
|
|
| + const BoolExpr android_test = flags == kAndroidCloneMask ||
|
| + flags == kObsoleteAndroidCloneMask ||
|
| + flags == kGlibcPthreadFlags;
|
| +
|
| return If(IsAndroid() ? android_test : glibc_test, Allow())
|
| .ElseIf((flags & (CLONE_VM | CLONE_THREAD)) == 0, Error(EPERM))
|
| .Else(CrashSIGSYSClone());
|
|
|