CVE-2021-3564

Updated: 2024-11-30 01:46:57.875565

Description:

A flaw double-free memory corruption in the Linux kernel HCI device initialization subsystem was found in the way user attach malicious HCI TTY Bluetooth device. A local user could use this flaw to crash the system. This flaw affects all the Linux kernel versions starting from 3.13.


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x LOW 2.1
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 2023-11-08 04:07:54
AlmaLinux 9.2 FIPS kernel 5.14.0 5.5 MEDIUM Ignored 2023-11-21 04:12:27
CentOS 7 ELS kernel 3.10.0 5.5 MEDIUM Not Vulnerable 2023-11-03 14:07:47
CentOS 8.4 ELS kernel 4.18.0 5.5 MEDIUM Released CLSA-2022:1651145959 2022-04-28 16:00:02
CentOS 8.5 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2022-02-21 05:39:40
Oracle Linux 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2022-12-02 16:06:03
Ubuntu 16.04 ELS linux 4.4.0 5.5 MEDIUM Released 2021-12-09 07:57:15
Ubuntu 16.04 ELS linux-hwe 4.15.0 5.5 MEDIUM Released 2023-04-27 14:05:00
Ubuntu 18.04 ELS linux 4.15.0 5.5 MEDIUM Ignored 2023-03-02 04:04:01