add nullguard on gf_avc_change_vui (fixes #2662)

gpac · Oct 26, 2023 · 4248def · 4248def
1 parent 3809955
commit 4248def
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/media_tools/av_parsers.c b/src/media_tools/av_parsers.c
@@ -6865,6 +6865,9 @@ GF_Err gf_avc_change_vui(GF_AVCConfig *avcc, GF_VUIInfo *vui_info)
 	GF_AVCConfigSlot *slc;
 	orig = NULL;
 
+	if (!avcc)
+		return GF_NON_COMPLIANT_BITSTREAM;
+
 	memset(&avc, 0, sizeof(AVCState));
 	avc.sps_active_idx = -1;