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CVE-2021-3659

MEDIUM CVSS: 5.5 Published: 2022-08-22 Modified: 2026-06-17

Description

A NULL pointer dereference flaw was found in the Linux kernel’s IEEE 802.15.4 wireless networking subsystem in the way the user closes the LR-WPAN connection. This flaw allows a local user to crash the system. The highest threat from this vulnerability is to system availability.

Affected Platforms

Redhat Enterprise Linux Server TusRedhat Enterprise LinuxRedhat Enterprise Linux EusRedhat Enterprise Linux For Power Little EndianRedhat Enterprise Linux Server EusRedhat Virtualization HostFedoraproject FedoraRedhat Enterprise Linux For Ibm Z Systems EusRedhat Enterprise Linux Server AusRedhat Enterprise Linux For Real Time

Weakness Type

CWE-252, CWE-476

References