CVE-2022-3806

Bluetooth HCI Error Handling Double Free

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Published Jan 19, 2023 CVSS 3.1 · 9.8 Critical EPSS 1.0% KEV · Not listed

Description

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

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

zephyrproject-rtos

zephyr

affected

Version	Status	Constraints
`unspecified`	affected	≤ v3.2

Configuration 1 [-]

cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2022-43147	Inconsistent handling of error cases in bluetooth hci may lead to a double free condition of a network buffer.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: 1.0% (1.016% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w525-fm68-ppq3

History

Nov 10, 2026 9:30 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Zephyrproject Zephyr

Weaknesses

CWE-415

Sources

CVE record Updated: Apr 3, 2025, 7:54 PM

Status: PUBLISHED
Assigner: zephyr
Published: Jan 19, 2023, 12:00 AM
Updated: Apr 3, 2025, 7:54 PM
Reserved: Nov 1, 2022, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 3, 2024, 1:20 AM

Updated: Aug 3, 2024, 1:20 AM

NVD Updated: Jun 17, 2026, 5:00 AM

Status: Modified
Published: Jan 25, 2023, 2:01 AM
Modified: Jun 17, 2026, 5:00 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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