diff --git a/pkgs/servers/x11/xorg/overrides.nix b/pkgs/servers/x11/xorg/overrides.nix
index 46dcdcd92253..afcf2708ac02 100644
--- a/pkgs/servers/x11/xorg/overrides.nix
+++ b/pkgs/servers/x11/xorg/overrides.nix
@@ -245,6 +245,8 @@ self: super:
 
   libXv = super.libXv.overrideAttrs (attrs: {
     outputs = [ "out" "dev" "devdoc" ];
+    configureFlags = attrs.configureFlags or []
+      ++ malloc0ReturnsNullCrossFlag;
   });
 
   libXvMC = super.libXvMC.overrideAttrs (attrs: {