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='2019-12-11 23:21:55 +0100'>2019-12-11</span></td><td><a href='/guix/commit/gnu/packages/pcre.scm?id=f6943db7d39a060742b820e2f2f215b0bdeca690'>gnu: pcre2: Do not build static libraries.</a><span class='msg-avail'>...</span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-12-11 23:21:55 +0100'>2019-12-11</span></td><td><a href='/guix/commit/gnu/packages/pcre.scm?id=eccd2c14d6b42142e85ed517e8cfa81a73b6bd88'>gnu: pcre2: Update to 10.34.</a><span class='msg-avail'>...</span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-08-13 20:42:06 +0200'>2019-08-13</span></td><td><a href='/guix/commit/gnu/packages/pcre.scm?id=462ad9f56b9665b8d22960acee73ad91f1052c9c'>Merge branch 'master' into core-updates</a></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-08-04 13:49:45 +0200'>2019-08-04</span></td><td><a href='/guix/commit/gnu/packages/pcre.scm?id=a33925d122c99eafb6e1e53ab1c122d7245d8a78'>gnu: Remove pcre2/fixed.</a><span class='msg-avail'>...</span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-08-02 01:49:47 +0200'>2019-08-02</span></td><td><a href='/guix/commit/gnu/packages/pcre.scm?id=951fd8572af1bd00064d5c0ae59c2927ec1b6ba5'>gnu: pcre@2: Fix run-time crash [security fix].</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
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<tr><td><span title='2019-05-04 16:53:49 +0200'>2019-05-04</span></td><td><a href='/guix/commit/gnu/packages/pcre.scm?id=9adae0a0176caf38519f3b3e30b7855fbc70c548'>gnu: pcre2: Update to 10.33.</a><span class='msg-avail'>...</span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-03-04 22:58:59 +0100'>2019-03-04</span></td><td><a href='/guix/commit/gnu/packages/pcre.scm?id=dd7ce8643a28f5d633c5f3124de6be897cd5065f'>gnu: pcre: Update to 8.43.</a><span class='msg-avail'>...</span></td><td>Marius Bakke</td></tr>