CVE-2021-3319: Null Pointer Dereference
First published: Tue Oct 05 2021(Updated: )
DOS: Incorrect 802154 Frame Validation for Omitted Source / Dest Addresses. Zephyr versions >= > v2.4.0 contain NULL Pointer Dereference (CWE-476), Attempt to Access Child of a Non-structure Pointer (CWE-588). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-94jg-2p6q-5364
Credit: vulnerabilities@zephyrproject.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Zephyrproject Zephyr | >=2.4.0<2.5.0 |
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Frequently Asked Questions
What is the severity of CVE-2021-3319?
The severity of CVE-2021-3319 is critical.
What is the vulnerability type of CVE-2021-3319?
CVE-2021-3319 is a Denial of Service (DOS) vulnerability.
Which software versions are affected by CVE-2021-3319?
Zephyr versions >=2.4.0 and <2.5.0 are affected by CVE-2021-3319.
What is the Common Weakness Enumeration (CWE) ID of CVE-2021-3319?
CVE-2021-3319 is associated with CWE-476 and CWE-588.
Where can I find more information about CVE-2021-3319?
You can find more information about CVE-2021-3319 on the GitHub Security Advisory page: http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-94jg-2p6q-5364
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