CVE-2021-3752

high

Description

A use-after-free flaw was found in the Linux kernel’s Bluetooth subsystem in the way user calls connect to the socket and disconnect simultaneously due to a race condition. This flaw allows a user to crash the system or escalate their privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

References

Details

Source: Mitre, NVD

Published: 2022-02-16

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 7.9

Vector: CVSS2#AV:A/AC:M/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.1

Vector: CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00022