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CVE Vulnerabilities

CVE-2021-3319

NULL Pointer Dereference

Published: Oct 05, 2021 | Modified: Nov 21, 2024
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu
Vulnerability-free packages from our partners
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2021-3319
CWEhttps://cwe.mitre.org/data/definitions/476.html

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

Weakness

The product dereferences a pointer that it expects to be valid but is NULL.

Affected Software

Name Vendor Start Version End Version
Zephyr Zephyrproject 2.4.0 (including) 2.5.0 (excluding)

Potential Mitigations

References

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