An immediate upgrade is required by everybody.Davincij15 wrote:great! will this require a change to the block chain and thus an upgrade by x blocks? I would assume so.vinced wrote:A validation bug was found by lukejr. Please see http://dot-bit.org/forum/viewtopic.php?f=2&t=338 .
This is not a change to the validation rules. It is a missing validation rule and that is why it has to be applied immediately.
If you don't upgrade an attacker can cause you to get on an invalid fork of the chain and can rewrite the past since the last checkpoint.