X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=plugins%2Fgpulib%2Fgpu.c;h=007da65f017120dbaa64eee60781974d7bb3dced;hb=79573c20e473b4f8490a50b772a1636a50c1b594;hp=17386b403cc17b258a305a841ce15656ea879af0;hpb=9f2c632c7c04c7c86cf66ba3210b43c3e8394e48;p=pcsx_rearmed.git

diff --git a/plugins/gpulib/gpu.c b/plugins/gpulib/gpu.c
index 17386b40..007da65f 100644
--- a/plugins/gpulib/gpu.c
+++ b/plugins/gpulib/gpu.c
@@ -528,6 +528,12 @@ static noinline int do_cmd_buffer(uint32_t *data, int count)
 
     cmd = data[pos] >> 24;
     if (0xa0 <= cmd && cmd <= 0xdf) {
+      if (unlikely((pos+2) >= count)) {
+        // incomplete vram write/read cmd, can't consume yet
+        cmd = -1;
+        break;
+      }
+
       // consume vram write/read cmd
       start_vram_transfer(data[pos + 1], data[pos + 2], (cmd & 0xe0) == 0xc0);
       pos += 3;