bind: CVE-2015-1349 CVE-2015-4620 CVE-2015-5722

CVE-2015-1349:
https://kb.isc.org/article/AA-01235/0/CVE-2015-1349%3A-
A-Problem-with-Trust-Anchor-Management-Can-Cause-named-to-Crash.html

CVE-2015-4620
https://kb.isc.org/article/AA-01267/0/CVE-2015-4620%3A-
Specially-Constructed-Zone-Data-Can-Cause-a-Resolver-to-Crash-when-Validating.html

CVE-2015-5722
https://kb.isc.org/article/AA-01287/0/CVE-2015-5722%3A-
Parsing-malformed-keys-may-cause-BIND-to-exit-due-to-a-failed-assertion-in-buffer.c.html

(From OE-Core rev: d3af844b05e566c2188fc3145e66a9826fed0ec8)

Reference:
https://kb.isc.org/category/74/0/10/Software-Products/BIND9/Security-Advisories/

Signed-off-by: Sona Sarmadi <sona.sarmadi@enea.com>

1 files changed, 60 insertions, 0 deletions

diff --git a/meta/recipes-connectivity/bind/bind/CVE-2015-1349.patch b/meta/recipes-connectivity/bind/bind/CVE-2015-1349.patch
new file mode 100644
index 0000000000..dea7aaef53
--- /dev/null
+++ b/meta/recipes-connectivity/bind/bind/CVE-2015-1349.patch
@@ -0,0 +1,60 @@
+CVE-2015-1349 bind: issue in trust anchor management can cause named to crash
+
+commit 2e9d79f169663c9aff5f0dcdc626a2cd2dbb5892
+Author: Evan Hunt <each@isc.org>
+Date:   Tue Feb 3 18:30:38 2015 -0800
+
+    [v9_9_6_patch] avoid crash due to managed-key rollover
+    
+    4053.       [security]      Revoking a managed trust anchor and supplying
+                        an untrusted replacement could cause named
+                        to crash with an assertion failure.
+                        (CVE-2015-1349) [RT #38344]
+
+Upstream Status: Backport from Redhat
+
+https://bugzilla.redhat.com/attachment.cgi?id=993045
+
+Signed-off-by: Armin Kuster <akuster@mvista.com>
+
+Index: bind-9.9.5/CHANGES
+===================================================================
+--- bind-9.9.5.orig/CHANGES
++++ bind-9.9.5/CHANGES
+@@ -1,3 +1,10 @@
++       --- 9.9.6-P2 released ---
++
++4053.  [security]      Revoking a managed trust anchor and supplying
++                       an untrusted replacement could cause named
++                       to crash with an assertion failure.
++                       (CVE-2015-1349) [RT #38344]
++
+        --- 9.9.5 released ---
+ 
+        --- 9.9.5rc2 released ---
+Index: bind-9.9.5/lib/dns/zone.c
+===================================================================
+--- bind-9.9.5.orig/lib/dns/zone.c
++++ bind-9.9.5/lib/dns/zone.c
+@@ -8496,6 +8496,12 @@ keyfetch_done(isc_task_t *task, isc_even
+                                             namebuf, tag);
+                                trustkey = ISC_TRUE;
+                        }
++               } else {
++                       /*
++                        * No previously known key, and the key is not
++                        * secure, so skip it.
++                        */
++                       continue;
+                }
+ 
+                /* Delete old version */
+@@ -8544,7 +8550,7 @@ keyfetch_done(isc_task_t *task, isc_even
+                        trust_key(zone, keyname, &dnskey, mctx);
+                }
+ 
+-               if (!deletekey)
++               if (secure && !deletekey) 
+                        set_refreshkeytimer(zone, &keydata, now);
+        }
+