Use abi.encode instead of abi.encodePacked to prevent data collisions for object hashing

Lines of code Vulnerability details M-01 Use abi.encode instead of abi.encodePacked Impact hash collisions on the data stored for object hashing Proof of Concept From the solidity documentation: If you use keccak256abi.encodePackeda, b and both a and b are dynamic types, it is easy to craft...

CVE-2013-6371

The hash functionality in json-c before 0.12 allows context-dependent attackers to cause a denial of service CPU consumption via crafted JSON data, involving collisions...