What the vulnerability does

01Description

A flaw was found in the Linux kernel's implementation of string matching within a packet. A privileged user (with root or CAP_NET_ADMIN) when inserting iptables rules could insert a rule which can panic the system. Kernel before kernel 5.5-rc1 is affected.

Key dates

02Disclosure timeline

May 26, 2021 CVE published
August 3, 2024 Record updated