diff --git a/mcrypt-CVE-2012-4426.patch b/mcrypt-CVE-2012-4426.patch
new file mode 100644
index 0000000..747f428
--- mcrypt-2.6.8/src/errors.c
+++ mcrypt-2.6.8/src/errors.c
@@ -25,24 +25,24 @@
 
 void err_quit(char *errmsg)
 {
-	fprintf(stderr, errmsg);
+	fprintf(stderr, "%s", errmsg);
 	exit(-1);
 }
 
 void err_warn(char *errmsg)
 {
 	if (quiet <= 1)
-		fprintf(stderr, errmsg);
+		fprintf(stderr, "%s", errmsg);
 }
 
 void err_info(char *errmsg)
 {
 	if (quiet == 0)
-		fprintf(stderr, errmsg);
+		fprintf(stderr, "%s", errmsg);
 }
 
 void err_crit(char *errmsg)
 {
 	if (quiet <= 2)
-		fprintf(stderr, errmsg);
+		fprintf(stderr, "%s", errmsg);
 }

---
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<tr><td><span title='2021-01-02 20:43:26 +0200'>2021-01-02</span></td><td><a href='/guix/commit/gnu/packages/gsasl.scm?id=b252db39ef982d763738f692dccb806b1673b99a'>gnu: gsasl: Update to 1.10.0.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/gsasl.scm (gsasl): Update to 1.10.0.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2020-12-31 14:42:15 +0200'>2020-12-31</span></td><td><a href='/guix/commit/gnu/packages/gsasl.scm?id=c9156e811c8f4ef90d3e45726535d9e9dc81f912'>gnu: gsasl: Fix cross compiling.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;http://bugs.gnu.org/45545&gt;.

* gnu/packages/gsasl.scm (gsasl)[native-inputs]: Add libgcrypt.
</span></span></td><td>Efraim Flashner</td></tr>