1 files changed, 28 insertions, 0 deletions

diff --git a/meta/recipes-connectivity/bind/bind/CVE-2015-8704.patch b/meta/recipes-connectivity/bind/bind/CVE-2015-8704.patch
new file mode 100644
index 0000000000..d5bf740e84
--- /dev/null
+++ b/meta/recipes-connectivity/bind/bind/CVE-2015-8704.patch
@@ -0,0 +1,28 @@
+a buffer size check can cause denial of service under certain circumstances 
+
+[security]
+The following flaw in BIND was reported by ISC:
+
+A buffer size check used to guard against overflow could cause named to exit with an INSIST failure In apl_42.c.
+
+A server could exit due to an INSIST failure in apl_42.c when performing certain string formatting operations.
+
+Upstream-Status: Backport
+CVE: CVE-2015-8704
+
+[The patch is taken from BIND 9.10.3:
+https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2015-8704]
+
+Signed-off-by: Derek Straka <derek@asterius.io>
+diff --git a/lib/dns/rdata/in_1/apl_42.c b/lib/dns/rdata/in_1/apl_42.c
+index bedd38e..28eb7f2 100644
+--- a/lib/dns/rdata/in_1/apl_42.c
++++ b/lib/dns/rdata/in_1/apl_42.c
+@@ -116,7 +116,7 @@ totext_in_apl(ARGS_TOTEXT) {
+	isc_uint8_t len;
+	isc_boolean_t neg;
+	unsigned char buf[16];
+-	char txt[sizeof(" !64000")];
++	char txt[sizeof(" !64000:")];
+	const char *sep = "";
+	int n;

path: root/meta/recipes-connectivity/bind/bind/CVE-2015-8704.patch

Permission is hereby granted, free of charge, to any person obtaining a copy 
of this software and associated documentation files (the "Software"), to deal 
in the Software without restriction, including without limitation the rights 
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 
copies of the Software, and to permit persons to whom the Software is 
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in 
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 
THE SOFTWARE.