This hotfix release fixes a critical security issues that was not correctly
addressed in 4.5.0. We recommend node operators update to 4.5.1 as soon as
possible.
Security
- The last P2SH input sigop count fix was incorrect. Properly fixed it to match zcashd
(GHSA-2prc-cj5x-4443).
Thanks to @sangsoo-osec for reporting the issue.