CVE-2021-3669

Updated: 2025-08-20 00:28:56.274511

Description:

A flaw was found in the Linux kernel. Measuring usage of the shared memory does not scale with large shared memory segment counts which could lead to resource exhaustion and DoS.


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x 0.0
CVSS Version 3.x MEDIUM 5.5

Status

OS name Project name Version Score Severity Status Errata Last updated

Statement

AlmaLinux 9.2 ESU kernel 5.14.0 5.5 MEDIUM Ignored 2023-11-21 04:12:13 Ignored due to low severity
CentOS 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2022-08-30 08:02:14 Ignored due to low severity
CentOS 7 ELS kernel 3.10.0 5.5 MEDIUM Ignored 2023-09-19 05:07:40 Ignored due to low severity
CentOS 8.4 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2024-06-24 11:42:43 Ignored due to low severity
CentOS 8.5 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2024-06-24 11:42:43 Ignored due to low severity
CentOS Stream 8 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2024-05-24 14:19:08 Ignored due to low severity
CloudLinux 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2022-08-30 08:02:14 Ignored due to low severity
CloudLinux 7 ELS kernel 3.10.0 5.5 MEDIUM Ignored 2024-09-06 12:12:18 Ignored due to low severity
Oracle Linux 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2022-08-30 08:02:14 Ignored due to low severity
Ubuntu 16.04 ELS linux-hwe 4.15.0 5.5 MEDIUM Released CLSA-2023:1680538313 2023-04-03 14:04:44
Total: 12