CVE-2021-4218

Updated: 2023-11-07 20:27:12.388722

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.


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x 0
CVSS Version 3.x MEDIUM 5.5

Status

OS name Project name Version Score Severity Status Errata Last updated
AlmaLinux 9.2 ESU kernel 5.14.0 5.5 MEDIUM Ignored 2023-11-08 04:07:36
AlmaLinux 9.2 FIPS kernel 5.14.0 5.5 MEDIUM Ignored 2023-11-21 04:12:13
CentOS 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2023-10-27 11:07:04
CentOS 7 ELS kernel 3.10.0 5.5 MEDIUM Ignored 2023-10-27 11:07:04
CentOS 8.4 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2023-10-27 11:07:03
CentOS 8.5 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2023-10-27 11:07:04
CloudLinux 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2023-10-27 11:07:04
Oracle Linux 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2023-10-27 11:07:04
Ubuntu 16.04 ELS linux-hwe 4.15.0 5.5 MEDIUM Not Vulnerable 2023-10-27 05:07:08
Ubuntu 16.04 ELS linux 4.4.0 5.5 MEDIUM Not Vulnerable 2023-10-27 05:07:04
Total: 11