CVE-2022-3806

Bluetooth HCI Error Handling Double Free

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

Inconsistent handling of error cases in bluetooth hci may lead to a double free condition of a network buffer.

El manejo inconsistente de los casos de error en bluetooth hci puede provocar una condición doblemente libre de un búfer de red.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2022-11-01 CVE Reserved
2023-01-19 CVE Published
2025-03-30 EPSS Updated
2025-04-03 CVE Updated
2025-04-03 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-415: Double Free

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w525-fm68-ppq3	2025-04-03

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Zephyrproject Search vendor "Zephyrproject"		Zephyr Search vendor "Zephyrproject" for product "Zephyr"				<= 3.2.0 Search vendor "Zephyrproject" for product "Zephyr" and version " <= 3.2.0"		-		Affected