CVE-2021-20177

Publication date

2021-05-26 20:48:25

Family

redhat

State

PUBLISHED

Description

A flaw was found in the Linux kernels 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.