vulnerability
Red Hat: CVE-2021-3752: possible use-after-free in bluetooth module (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:A/AC:M/Au:N/C:C/I:C/A:C) | Feb 16, 2022 | Feb 23, 2022 | Aug 11, 2025 |
Severity
8
CVSS
(AV:A/AC:M/Au:N/C:C/I:C/A:C)
Published
Feb 16, 2022
Added
Feb 23, 2022
Modified
Aug 11, 2025
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.
Solutions
redhat-upgrade-kernelredhat-upgrade-kernel-rt
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