Duplicate EDNS COOKIE options in a response could trigger an
assertion failure: Fix with a backport.
bind as built with the oe-core recipe is not at risk: Only servers
which are built with DNS cookie support (--enable-sit) are vulnerable
to denial of service.
Fixes [YOCTO #9438]
(From OE-Core rev: da38a9840b32e80464e2938395db5c9167729f7e)
Signed-off-by: Jussi Kukkonen <jussi.kukkonen@intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
74ab080d34