kernel: Add missing address space check in SetMemoryAttribute syscall (#2771)

2021-10-24 01:07:41 +02:00 · 2021-10-24 01:07:41 +02:00 · e7e65ccbc9
parent 0d174cbd45
commit e7e65ccbc9
1 changed files with 5 additions and 0 deletions
--- a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall.cs
+++ b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall.cs
@ -845,6 +845,11 @@ namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall

            KProcess process = KernelStatic.GetCurrentProcess();

+            if (!process.MemoryManager.InsideAddrSpace(position, size))
+            {
+                return KernelResult.InvalidMemState;
+            }
+
            KernelResult result = process.MemoryManager.SetMemoryAttribute(
                position,
                size,