CVE-2021-4218 Information

Description

A flaw was found in the Linux kernel’s implementation of reading the SVC RDMA counters. Reading the counter sysctl panics the system. This flaw allows a local attacker with local access to cause a denial of service while the system reboots. The issue is specific to CentOS/RHEL.

Reference

https://access.redhat.com/security/cve/CVE-2021-4218 https://bugzilla.redhat.com/show_bug.cgi?id=2048359 https://bugs.centos.org/view.php?id=18395