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CVE-2026-43159

kernel: staging: rtl8723bs: fix null dereference in find_network

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Severity

Unknown

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · May 6, 2026

Updated · June 28, 2026

Description

A flaw was found in the rtl8723bs Wi-Fi driver within the Linux kernel. This vulnerability occurs when a pointer, pwlan, can become null before being used in the rtw_free_network_nolock() function, leading to a null pointer dereference. An attacker could potentially exploit this to cause a system crash, resulting in a Denial of Service (DoS).

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-476 · NULL Pointer Dereference