CVE-2022-0324 Information

Description

There is a vulnerability in DHCPv6 packet parsing code that could be explored by remote attacker to craft a packet that could cause buffer overflow in a memcpy call leading to out-of-bounds memory write that would cause dhcp6relay to crash. Dhcp6relay is a critical process and could cause dhcp relay docker to shutdown. Discovered by Eugene Lim of GovTech Singapore.

Reference

https://github.com/sonic-net/sonic-buildimage/security/advisories/GHSA-m4qf-8rrq-mph9 https://govtech-csg.github.io/security-advisories/2022/11/14/CVE-2022-0324.html