diff --git a/meta/recipes-support/libproxy/libproxy/libproxy-0.4.7-CVE-2012-4504.patch b/meta/recipes-support/libproxy/libproxy/libproxy-0.4.7-CVE-2012-4504.patch
new file mode 100644
index 0000000..323a571
--- /dev/null
+++ b/meta/recipes-support/libproxy/libproxy/libproxy-0.4.7-CVE-2012-4504.patch
@@ -0,0 +1,15 @@
+diff -urpN a/libproxy/url.cpp b/libproxy/url.cpp
+--- a/libproxy/url.cpp	2012-11-26 10:08:47.000000000 +0800
++++ b/libproxy/url.cpp	2012-11-26 10:05:54.000000000 +0800
+@@ -472,9 +472,10 @@ char* url::get_pac() {
+ 				// Add this chunk to our content length,
+ 				// ensuring that we aren't over our max size
+ 				content_length += chunk_length;
+-				if (content_length >= PAC_MAX_SIZE) break;
+ 			}
+ 
++			if (content_length >= PAC_MAX_SIZE) break;
++
+ 			while (recvd != content_length) {
+ 				int r = recv(sock, buffer + recvd, content_length - recvd, 0);
+ 				if (r < 0) break;
diff --git a/meta/recipes-support/libproxy/libproxy_0.4.7.bb b/meta/recipes-support/libproxy/libproxy_0.4.7.bb
index e3721a8..fc32f57 100644
--- a/meta/recipes-support/libproxy/libproxy_0.4.7.bb
+++ b/meta/recipes-support/libproxy/libproxy_0.4.7.bb
@@ -13,6 +13,7 @@ PR = "r4"
 SRC_URI = "http://libproxy.googlecode.com/files/libproxy-${PV}.tar.gz \
            file://g++-namepace.patch \
            file://libproxy_fix_for_gcc4.7.patch \
+           file://libproxy-0.4.7-CVE-2012-4504.patch \
           "
 
 SRC_URI[md5sum] = "509e03a488a61cd62bfbaf3ab6a2a7a5"