diff --git a/src/uterm_video_drm.c b/src/uterm_video_drm.c
index 1259145..6ea5355 100644
--- a/src/uterm_video_drm.c
+++ b/src/uterm_video_drm.c
@@ -766,6 +766,9 @@ static int display_fake_blendv(struct uterm_display *disp,
 		return -EINVAL;
 
 	for (i = 0; i < num; ++i, ++req) {
+		if (!req->buf)
+			continue;
+
 		ret = display_blend(disp, req->buf, req->x, req->y,
 				    req->fr, req->fg, req->fb,
 				    req->br, req->bg, req->bb);
diff --git a/src/uterm_video_dumb.c b/src/uterm_video_dumb.c
index c3c4506..b054ff2 100644
--- a/src/uterm_video_dumb.c
+++ b/src/uterm_video_dumb.c
@@ -518,6 +518,9 @@ static int display_fake_blendv(struct uterm_display *disp,
 	sh = disp->current_mode->dumb.info.vdisplay;
 
 	for (j = 0; j < num; ++j, ++req) {
+		if (!req->buf)
+			continue;
+
 		if (req->buf->format != UTERM_FORMAT_GREY)
 			return -EOPNOTSUPP;
 
diff --git a/src/uterm_video_fbdev.c b/src/uterm_video_fbdev.c
index ed17ae1..877ea28 100644
--- a/src/uterm_video_fbdev.c
+++ b/src/uterm_video_fbdev.c
@@ -651,6 +651,9 @@ static int display_fake_blendv(struct uterm_display *disp,
 		return -EINVAL;
 
 	for (j = 0; j < num; ++j, ++req) {
+		if (!req->buf)
+			continue;
+
 		if (req->buf->format != UTERM_FORMAT_GREY)
 			return -EOPNOTSUPP;