X-Git-Url: https://git.reactos.org/?p=reactos.git;a=blobdiff_plain;f=reactos%2Fntoskrnl%2Fex%2Fsysinfo.c;h=b77e0a1089f8db304bec1346fdd8c2e794ca0036;hp=3589d65d3035d963e40f4dd727eb87e433a6d0d9;hb=f633746280b3556b1dada2fe6d19427ff841e9aa;hpb=c6f9fe37137682434d66fc515c561c849844995b

diff --git a/reactos/ntoskrnl/ex/sysinfo.c b/reactos/ntoskrnl/ex/sysinfo.c
index 3589d65d303..b77e0a1089f 100644
--- a/reactos/ntoskrnl/ex/sysinfo.c
+++ b/reactos/ntoskrnl/ex/sysinfo.c
@@ -1080,6 +1080,12 @@ SSI_DEF(SystemFlagsInformation)
     {
         return STATUS_INFO_LENGTH_MISMATCH;
     }
+
+    if (!SeSinglePrivilegeCheck(SeDebugPrivilege, ExGetPreviousMode()))
+    {
+        return STATUS_ACCESS_DENIED;
+    }
+
     NtGlobalFlag = ((PSYSTEM_FLAGS_INFORMATION) Buffer)->Flags;
     return STATUS_SUCCESS;
 }