CVE-2022-3806: Bluetooth HCI Error Handling Double Free
First published: Thu Jan 19 2023(Updated: )
Inconsistent handling of error cases in bluetooth hci may lead to a double free condition of a network buffer.
Credit: vulnerabilities@zephyrproject.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Zephyrproject Zephyr | <=3.2.0 |
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Frequently Asked Questions
What is CVE-2022-3806?
CVE-2022-3806 is a vulnerability that occurs due to inconsistent handling of error cases in bluetooth hci, which may lead to a double free condition of a network buffer.
What is the severity of CVE-2022-3806?
The severity of CVE-2022-3806 is critical, with a severity score of 9.8.
Which software versions are affected by CVE-2022-3806?
Zephyrproject Zephyr versions up to and including 3.2.0 are affected by CVE-2022-3806.
How can CVE-2022-3806 be fixed?
To fix CVE-2022-3806, it is recommended to update to a version of Zephyrproject Zephyr that is higher than 3.2.0.
Where can I find more information about CVE-2022-3806?
More information about CVE-2022-3806 can be found in the Zephyrproject Zephyr security advisory at: https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w525-fm68-ppq3
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