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);
 }

---
ct name='h' onchange='this.form.submit();'>
<option value='koszko' selected='selected'>koszko</option>
<option value='koszko-scripts'>koszko-scripts</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>Wojtek's customized Guix</td><td class='sub right'></td></tr></table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=c4d9c9cb3fc242fbdd1a97af749e17d00b60087d'>refs</a><a class='active' href='/guix/log/scripts'>log</a><a href='/guix/tree/scripts?id=c4d9c9cb3fc242fbdd1a97af749e17d00b60087d'>tree</a><a href='/guix/commit/scripts?id=c4d9c9cb3fc242fbdd1a97af749e17d00b60087d'>commit</a><a href='/guix/diff/scripts?id=c4d9c9cb3fc242fbdd1a97af749e17d00b60087d'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/scripts'>
<input type='hidden' name='id' value='c4d9c9cb3fc242fbdd1a97af749e17d00b60087d'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=c4d9c9cb3fc242fbdd1a97af749e17d00b60087d'>root</a>/<a href='/guix/log/scripts?id=c4d9c9cb3fc242fbdd1a97af749e17d00b60087d'>scripts</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/scripts?id=c4d9c9cb3fc242fbdd1a97af749e17d00b60087d&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-12-11 19:06:53 +0100'>2020-12-11</span></td><td><a href='/guix/commit/scripts?id=fd247542215fbd10f28980f3d5255014b150e95a'>build: 'script/guix' uses our own 'guile' executable.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>