Scheduled for 17 January hardwork Constantinople has been postponed. The developers have decided to postpone the upgrade of the network for the time required to resolve the vulnerabilities identified by the team ChainSecurity.
During Tuesday’s meeting, the developers of Ethereum, and joined them client developers and other applications running on the platform, agreed to postpone hardwork. A new date has not sounded, at least we are talking about the period required to eliminate the vulnerability.
Previously, on 15 January came the report of the company СhainSecurity involved in the audit of smart contracts. In the document, in particular, it was argued that the suggestion to improve the work of the blockchain EIP 1283, in the case that it will be implemented, can create a vulnerability, using which attackers can steal money of users.
During the discussion the participants came to the conclusion that the solution to the problem may require more time than remains before the scheduled 04:00 UTC 17 January hard forks.
We are talking about the so-called reentrancy attack in the translation appearing as the re-attack or a recursive call. This vulnerability has become one of the causes of cracking the DAO in 2016.
Recall that hardwork, or if you listen to the recommendations Vitalik Buterin, upgrade network Broadcast Constantinople was originally scheduled for the autumn of 2018.
It includes a number of changes that improve the platform code. In addition, it involves the postponement of the so-called bombs of difficulty for a year and a half, and a reduction in the remuneration of miners from 3 to 2 esters per block.