CVE-2021-47084

kernel: hamradio: defer ax25 kfree after unregister_netdev

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Severity

Moderate

Red Hat Product Security

6.7

CVSS 3.1

Review impact separately from score.

Published · March 4, 2024

Updated · November 21, 2025

Description

[REJECTED CVE] In the Linux kernel, the following vulnerability has been resolved:

hamradio: defer ax25 kfree after unregister_netdev

The Linux kernel CVE team has assigned CVE-2021-47084 to this issue.

Statement

This CVE has been rejected upstream: https://lore.kernel.org/linux-cve-announce/2024031926-REJECTED-3644@gregkh/

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 6.7
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CWE-416 · Use After Free