diff --git a/dlls/ddraw/surface.c b/dlls/ddraw/surface.c index 8cfba29cd01..4a1b1123496 100644 --- a/dlls/ddraw/surface.c +++ b/dlls/ddraw/surface.c @@ -6067,6 +6067,12 @@ HRESULT ddraw_surface_init(struct ddraw_surface *surface, struct ddraw *ddraw, s if (desc->dwFlags & DDSD_LPSURFACE) { + if (desc->u1.lPitch < wined3d_surface_get_pitch(wined3d_surface) || desc->u1.lPitch & 3) + { + WARN("Invalid pitch %u specified.\n", desc->u1.lPitch); + return DDERR_INVALIDPARAMS; + } + if (FAILED(hr = wined3d_surface_update_desc(wined3d_surface, wined3d_desc.width, wined3d_desc.height, wined3d_desc.format, WINED3D_MULTISAMPLE_NONE, 0, desc->lpSurface, desc->u1.lPitch)))