CVE-2021-3433: BT: Invalid channel map in CONNECT_IND results to Deadlock
First published: Tue Jun 28 2022(Updated: )
Invalid channel map in CONNECT_IND results to Deadlock. Zephyr versions >= v2.5.0 Improper Check or Handling of Exceptional Conditions (CWE-703). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-3c2f-w4v6-qxrp
Credit: vulnerabilities@zephyrproject.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Zephyrproject Zephyr | >=2.5.0<2.6.0 |
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Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2021-3433.
What is the severity of CVE-2021-3433?
The severity of CVE-2021-3433 is medium (3.3).
Which versions of Zephyr are affected by CVE-2021-3433?
Zephyr versions >= v2.5.0 are affected by CVE-2021-3433.
What is the CWE classification of CVE-2021-3433?
The CWE classification of CVE-2021-3433 is CWE-703.
How do I fix CVE-2021-3433?
To fix CVE-2021-3433, update Zephyr to a version higher than or equal to v2.6.0.
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