CRITICAL: There is a critical bug affecting MOST USERS. Upgrade ASAP.
--------------------------------------------------------------------------------
+--[ Redis 2.6.7 ]
+
+UPGRADE URGENCY: MODERATE (unless you BLPOP using the same key multiple times).
+
+* [BUGFIX] Don't crash if BLPOP & co are called with the same key repeated
+ multiple times (Issue #801).
+
+--[ Redis 2.6.6 ]
+
+UPGRADE URGENCY: CRITICAL if you experienced one more more crashes.
+ MODERATE if Redis is running fine for you.
+
+* [BUGFIX] Jemalloc updated to 3.2.0.
+
--[ Redis 2.6.5 ]
UPGRADE URGENCY: MODERATE