CVE-2020-25767

An issue was discovered in HCC Embedded NicheStack IPv4 4.1. The dnccopyin routine for parsing DNS domain names does not check whether a domain name compression pointer is pointing within the bounds of the packet e.g., forward compression pointer jumps are allowed, which leads to an Out-of-bounds...

Design/Logic Flaw

An issue was discovered in HCC Embedded NicheStack IPv4 4.1. The dnccopyin routine for parsing DNS domain names does not check whether a domain name compression pointer is pointing within the bounds of the packet e.g., forward compression pointer jumps are allowed, which leads to an Out-of-bounds...