A hash collision flaw was found in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when a user makes a new kind of SYN flood attack. A user located in the local network or with a high bandwidth connection can increase the CPU usage of the server that accepts IPV6 connections up to 95%.
Exploitability
AV:AAC:LPR:LUI:NScope
S:UImpact
C:NI:NA:H5.7/CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HResource Management