dlopen contains additional security to prevent dll hijacking compared to standard LoadLibrary. --- libavutil/hwcontext_d3d11va.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/libavutil/hwcontext_d3d11va.c b/libavutil/hwcontext_d3d11va.c
index 6670c47579..c8ae58f908 100644
--- a/libavutil/hwcontext_d3d11va.c
+++ b/libavutil/hwcontext_d3d11va.c
@@ -39,6 +39,7 @@
#include "pixdesc.h"
#include "pixfmt.h"
#include "thread.h"
+#include "compat/w32dlfcn.h"
typedef HRESULT(WINAPI *PFN_CREATE_DXGI_FACTORY)(REFIID riid, void
**ppFactory);
@@ -55,8 +56,8 @@ static av_cold void load_functions(void)
// from too many LoadLibrary calls.
HANDLE d3dlib, dxgilib;
- d3dlib = LoadLibrary("d3d11.dll");
- dxgilib = LoadLibrary("dxgi.dll");
+ d3dlib = dlopen("d3d11.dll", 0);
+ dxgilib = dlopen("dxgi.dll", 0);
if (!d3dlib || !dxgilib)
return;
--
0001-avutil-hwcontext_d3d11va-Use-secure-dlopen.patch
Description: Binary data
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