sys-libs/cracklib: Revision bump to address CVE-2016-6318 and another buffer overflow

Signed-off-by: Lars Wendler <polynomial-c@gentoo.org>
Gentoo-Bug: https://bugs.gentoo.org/591456

Package-Manager: portage-2.3.0

1 files changed, 43 insertions, 0 deletions

diff --git a/sys-libs/cracklib/files/cracklib-2.9.6-fix-long-word-bufferoverflow.patch b/sys-libs/cracklib/files/cracklib-2.9.6-fix-long-word-bufferoverflow.patch
new file mode 100644
index 000000000000..59dc9e539eb3
--- /dev/null
+++ b/sys-libs/cracklib/files/cracklib-2.9.6-fix-long-word-bufferoverflow.patch
@@ -0,0 +1,43 @@
+From 33d7fa4585247cd2247a1ffa032ad245836c6edb Mon Sep 17 00:00:00 2001
+From: Jan Dittberner <jan@dittberner.info>
+Date: Thu, 25 Aug 2016 17:17:53 +0200
+Subject: [PATCH] Fix a buffer overflow processing long words
+
+A buffer overflow processing long words has been discovered. This commit
+applies the patch from
+https://build.opensuse.org/package/view_file/Base:System/cracklib/0004-overflow-processing-long-words.patch
+by Howard Guo.
+
+See https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=835386 and
+http://www.openwall.com/lists/oss-security/2016/08/23/8
+---
+ src/NEWS        | 1 +
+ src/lib/rules.c | 5 ++---
+ 2 files changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/src/NEWS b/src/NEWS
+index 361a207..f1df3b0 100644
+--- a/src/NEWS
++++ b/src/NEWS
+@@ -1,4 +1,5 @@
+ v2.9.x apply patch to fix CVE-2016-6318 Stack-based buffer overflow when parsing large GECOS field
++       fix a buffer overflow processing long words
+ v2.9.6 updates to cracklib-words to add a bunch of other dictionary lists
+        migration to github
+        patch to add some particularly bad cases to the cracklib small dictionary (Matthew Miller)
+diff --git a/src/lib/rules.c b/src/lib/rules.c
+index d193cc0..3a2aa46 100644
+--- a/src/lib/rules.c
++++ b/src/lib/rules.c
+@@ -434,9 +434,8 @@ Mangle(input, control)		/* returns a pointer to a controlled Mangle */
+ {
+     int limit;
+     register char *ptr;
+-    static char area[STRINGSIZE];
+-    char area2[STRINGSIZE];
+-    area[0] = '\0';
++    static char area[STRINGSIZE * 2] = {0};
++    char area2[STRINGSIZE * 2] = {0};
+     strcpy(area, input);
+ 
+     for (ptr = control; *ptr; ptr++)