mirror of
https://gitlab.alpinelinux.org/alpine/aports.git
synced 2025-07-12 18:59:50 +03:00
103 lines
4.8 KiB
Diff
103 lines
4.8 KiB
Diff
diff --git a/src/3rdparty/chromium/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.cc b/src/3rdparty/chromium/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.cc
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index bb0e13f4d2..cfc37e20dc 100644
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--- a/src/3rdparty/chromium/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.cc
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+++ b/src/3rdparty/chromium/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.cc
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@@ -131,21 +131,11 @@ namespace sandbox {
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// present (as in newer versions of posix_spawn).
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ResultExpr RestrictCloneToThreadsAndEPERMFork() {
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const Arg<unsigned long> flags(0);
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-
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- // TODO(mdempsky): Extend DSL to support (flags & ~mask1) == mask2.
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- const uint64_t kAndroidCloneMask = CLONE_VM | CLONE_FS | CLONE_FILES |
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- CLONE_SIGHAND | CLONE_THREAD |
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- CLONE_SYSVSEM;
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- const uint64_t kObsoleteAndroidCloneMask = kAndroidCloneMask | CLONE_DETACHED;
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-
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- const uint64_t kGlibcPthreadFlags =
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- CLONE_VM | CLONE_FS | CLONE_FILES | CLONE_SIGHAND | CLONE_THREAD |
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- CLONE_SYSVSEM | CLONE_SETTLS | CLONE_PARENT_SETTID | CLONE_CHILD_CLEARTID;
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- const BoolExpr glibc_test = flags == kGlibcPthreadFlags;
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-
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- const BoolExpr android_test =
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- AnyOf(flags == kAndroidCloneMask, flags == kObsoleteAndroidCloneMask,
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- flags == kGlibcPthreadFlags);
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+ const int required = CLONE_VM | CLONE_FS | CLONE_FILES | CLONE_SIGHAND |
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+ CLONE_THREAD | CLONE_SYSVSEM;
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+ const int safe = CLONE_SETTLS | CLONE_PARENT_SETTID | CLONE_CHILD_CLEARTID |
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+ CLONE_DETACHED;
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+ const BoolExpr thread_clone_ok = (flags&~safe)==required;
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// The following two flags are the two important flags in any vfork-emulating
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// clone call. EPERM any clone call that contains both of them.
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@@ -155,7 +145,7 @@ ResultExpr RestrictCloneToThreadsAndEPERMFork() {
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AnyOf((flags & (CLONE_VM | CLONE_THREAD)) == 0,
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(flags & kImportantCloneVforkFlags) == kImportantCloneVforkFlags);
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- return If(IsAndroid() ? android_test : glibc_test, Allow())
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+ return If(thread_clone_ok, Allow())
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.ElseIf(is_fork_or_clone_vfork, Error(EPERM))
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.Else(CrashSIGSYSClone());
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}
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diff --git a/src/3rdparty/chromium/sandbox/linux/seccomp-bpf-helpers/syscall_sets.cc b/src/3rdparty/chromium/sandbox/linux/seccomp-bpf-helpers/syscall_sets.cc
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index 4f56b6e0d1..f6e77d1985 100644
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--- a/src/3rdparty/chromium/sandbox/linux/seccomp-bpf-helpers/syscall_sets.cc
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+++ b/src/3rdparty/chromium/sandbox/linux/seccomp-bpf-helpers/syscall_sets.cc
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@@ -438,6 +438,7 @@ bool SyscallSets::IsAllowedProcessStartOrDeath(int sysno) {
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#if defined(__i386__)
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case __NR_waitpid:
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#endif
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+ case __NR_set_tid_address:
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return true;
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case __NR_clone: // Should be parameter-restricted.
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case __NR_setns: // Privileged.
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@@ -450,7 +451,6 @@ bool SyscallSets::IsAllowedProcessStartOrDeath(int sysno) {
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#if defined(__i386__) || defined(__x86_64__) || defined(__mips__)
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case __NR_set_thread_area:
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#endif
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- case __NR_set_tid_address:
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case __NR_unshare:
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#if !defined(__mips__) && !defined(__aarch64__)
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case __NR_vfork:
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@@ -549,6 +549,8 @@ bool SyscallSets::IsAllowedAddressSpaceAccess(int sysno) {
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case __NR_munlock:
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case __NR_munmap:
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case __NR_mseal:
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+ case __NR_mremap:
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+ case __NR_membarrier:
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return true;
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case __NR_madvise:
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case __NR_mincore:
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@@ -566,7 +568,6 @@ bool SyscallSets::IsAllowedAddressSpaceAccess(int sysno) {
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case __NR_modify_ldt:
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#endif
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case __NR_mprotect:
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- case __NR_mremap:
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case __NR_msync:
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case __NR_munlockall:
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case __NR_readahead:
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diff --git a/src/3rdparty/chromium/sandbox/linux/system_headers/linux_syscalls.h b/src/3rdparty/chromium/sandbox/linux/system_headers/linux_syscalls.h
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index 438147b401..6b67cbcedc 100644
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--- a/src/3rdparty/chromium/sandbox/linux/system_headers/linux_syscalls.h
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+++ b/src/3rdparty/chromium/sandbox/linux/system_headers/linux_syscalls.h
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@@ -10,6 +10,7 @@
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#define SANDBOX_LINUX_SYSTEM_HEADERS_LINUX_SYSCALLS_H_
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#include "build/build_config.h"
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+#include <sys/syscall.h>
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#if defined(__x86_64__)
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#include "sandbox/linux/system_headers/x86_64_linux_syscalls.h"
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diff --git a/src/3rdparty/chromium/sandbox/policy/linux/bpf_renderer_policy_linux.cc b/src/3rdparty/chromium/sandbox/policy/linux/bpf_renderer_policy_linux.cc
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index 0555a85bc6..9d9fc7364e 100644
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--- a/src/3rdparty/chromium/sandbox/policy/linux/bpf_renderer_policy_linux.cc
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+++ b/src/3rdparty/chromium/sandbox/policy/linux/bpf_renderer_policy_linux.cc
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@@ -104,6 +104,9 @@ ResultExpr RendererProcessPolicy::EvaluateSyscall(int sysno) const {
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case __NR_pwrite64:
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case __NR_sched_get_priority_max:
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case __NR_sched_get_priority_min:
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+ case __NR_sched_getparam:
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+ case __NR_sched_getscheduler:
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+ case __NR_sched_setscheduler:
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case __NR_sysinfo:
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case __NR_times:
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case __NR_uname:
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