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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<div class='path'>path: <a href='/guix/log/?id=ad6471d41574a145474bdf5b197c63417192157c'>root</a>/<a href='/guix/log/gnu?id=ad6471d41574a145474bdf5b197c63417192157c'>gnu</a>/<a href='/guix/log/gnu/packages?id=ad6471d41574a145474bdf5b197c63417192157c'>packages</a>/<a href='/guix/log/gnu/packages/irc.scm?id=ad6471d41574a145474bdf5b197c63417192157c'>irc.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/gnu/packages/irc.scm?id=ad6471d41574a145474bdf5b197c63417192157c&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-02-17 08:29:18 +0200'>2019-02-17</span></td><td><a href='/guix/commit/gnu/packages/irc.scm?id=3aeac37e61e44f63dd3fd29eb8f19b3b4993614c'>gnu: quassel: Update to 0.13.1.</a><span class='msg-avail'>...</span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2019-01-15 14:46:44 +0100'>2019-01-15</span></td><td><a href='/guix/commit/gnu/packages/irc.scm?id=44d10b1f722856ab8e9b942804aa7ef33e2ef739'>gnu: Separate Python core packages from the rest.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2019-01-10 16:05:42 -0500'>2019-01-10</span></td><td><a href='/guix/commit/gnu/packages/irc.scm?id=c954fe6622660f1511ced2be955c35acfb8b124a'>gnu: irssi: Update to 1.1.2 [fixes CVE-2019-5882].</a><span class='msg-avail'>...</span></td><td>Kei Kebreau</td></tr>
<tr><td><span title='2018-12-08 23:08:04 +0200'>2018-12-08</span></td><td><a href='/guix/commit/gnu/packages/irc.scm?id=b52bcb24c68777ad9fd6f9f2c006b691b3ca9089'>gnu: quassel: Patch reference to inxi.</a><span class='msg-avail'>...</span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2018-12-08 22:50:17 +0200'>2018-12-08</span></td><td><a href='/guix/commit/gnu/packages/irc.scm?id=4ad62876cb85ebab8e8607afb5e90844acbcfafd'>gnu: quassel: Update to 0.13.0.</a><span class='msg-avail'>...</span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2018-07-25 15:18:27 +0300'>2018-07-25</span></td><td><a href='/guix/commit/gnu/packages/irc.scm?id=f88c8624ccc59d5e5f5c674c0331a7de44e6e351'>Revert "gnu: quassel: Fix building with Qt 5.11."</a><span class='msg-avail'>...</span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2018-06-26 02:17:03 +0200'>2018-06-26</span></td><td><a href='/guix/commit/gnu/packages/irc.scm?id=5a13cf3d1dc635707b82a4412aa116ca49463191'>gnu: epic5: Return #t from all phases.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2018-06-26 02:17:03 +0200'>2018-06-26</span></td><td><a href='/guix/commit/gnu/packages/irc.scm?id=19621509dc6137144f813da6765d168b393ef1e0'>gnu: irssi: Return #t from all phases.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2018-06-03 15:49:50 +0300'>2018-06-03</span></td><td><a href='/guix/commit/gnu/packages/irc.scm?id=68ddfb2e8d43de248a64a9baf34ff7002053ede6'>gnu: quassel: Fix building with Qt 5.11.</a><span class='msg-avail'>...</span></td><td>Efraim Flashner</td></tr>