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);
 }

---
004882d168aed0'/><select name='h' onchange='this.form.submit();'>
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<div class='path'>path: <a href='/guix/log/?id=ce8c675a18b2af4659c8b88aaa004882d168aed0'>root</a>/<a href='/guix/log/tests?id=ce8c675a18b2af4659c8b88aaa004882d168aed0'>tests</a>/<a href='/guix/log/tests/bournish.scm?id=ce8c675a18b2af4659c8b88aaa004882d168aed0'>bournish.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/tests/bournish.scm?id=ce8c675a18b2af4659c8b88aaa004882d168aed0&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2017-01-26 13:49:56 +0100'>2017-01-26</span></td><td><a href='/guix/commit/tests/bournish.scm?id=0db2ff65e7101951fedf4357aa37aaf92f7df431'>bournish: Extend 'rm' command.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/build/bournish.scm (rm-command): New procedure.
(%commands): Use it.
* tests/bournish.scm: Add tests for "rm" and "rm -r".
</span></span></td><td>Ricardo Wurmus</td></tr>