msgpack/msgpack-php — pull request #38 by m6w6 (2014-11-26 08:37:49+00:00)
Title: Fix crash with memcached

Fix crash with memcached which calls msgpack_unserialize with a randomly initialized zval.
There is a corresponding PR for memcached https://github.com/php-memcached-dev/php-memcached/pull/157
But I think defense against such oversights should be in msgpack, too.