ID:12237 - Exploit for Resource exhaustion in Linux kernel - CVE-2023-1206
Published: January 4, 2026
Linux kernel
Link to public exploit:
Vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a hash collision flaw in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when an attacker makes a new kind of SYN flood attack. A remote attacker can increase the CPU usage of the server that accepts IPV6 connections up to 95%.