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Fixed

LIN1021-4524 : Security Advisory - linux - CVE-2022-42720

Created: Oct 14, 2022 Updated: Sep 15, 2024

Resolved Date: Jan 5, 2023

Found In Version: 10.21.20.1

Fix Version: 10.21.20.16

Severity: Standard

Applicable for: Wind River Linux LTS 21

Component/s: Kernel

Description

Various refcounting bugs in the multi-BSS handling in the mac80211 stack in the Linux kernel 5.1 through 5.19.14 could be used by local attackers (able to inject WLAN frames) to trigger use-after-free conditions to potentially execute code.

https://nvd.nist.gov/vuln/detail/CVE-2022-42720

CVEs

CVE-2022-42720