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authorgVisor bot <gvisor-bot@google.com>2020-03-14 14:16:52 +0000
committergVisor bot <gvisor-bot@google.com>2020-03-14 14:16:52 +0000
commit5ab873abf7fa0ffa670484cf8e3bf982e86aa573 (patch)
tree2734bd72fccbc425ebc62a1d9e9502efd3def7b8 /pkg/sentry/syscalls/linux/vfs2
parent08915768a189082b7122de5605931911761d7a07 (diff)
parent5e413cad10d2358a21dd08216953faee70e62a0b (diff)
Merge release-20200219.0-177-g5e413ca (automated)
Diffstat (limited to 'pkg/sentry/syscalls/linux/vfs2')
-rwxr-xr-xpkg/sentry/syscalls/linux/vfs2/stat.go6
1 files changed, 5 insertions, 1 deletions
diff --git a/pkg/sentry/syscalls/linux/vfs2/stat.go b/pkg/sentry/syscalls/linux/vfs2/stat.go
index a74ea6fd5..97eaedd66 100755
--- a/pkg/sentry/syscalls/linux/vfs2/stat.go
+++ b/pkg/sentry/syscalls/linux/vfs2/stat.go
@@ -150,7 +150,11 @@ func Statx(t *kernel.Task, args arch.SyscallArguments) (uintptr, *kernel.Syscall
mask := args[3].Uint()
statxAddr := args[4].Pointer()
- if flags&^(linux.AT_EMPTY_PATH|linux.AT_SYMLINK_NOFOLLOW) != 0 {
+ if flags&^(linux.AT_EMPTY_PATH|linux.AT_SYMLINK_NOFOLLOW|linux.AT_STATX_SYNC_TYPE) != 0 {
+ return 0, nil, syserror.EINVAL
+ }
+
+ if mask&linux.STATX__RESERVED != 0 {
return 0, nil, syserror.EINVAL
}