CVE-2022-49523
5.5 · MEDIUMIn the Linux kernel, the following vulnerability has been resolved: ath11k: disable spectral scan during spectral deinit When ath11k modules are removed using rmmod with spectral scan enabled, cr…
Overview
CVE-2022-49523 is a medium-severity vulnerability. It was published on February 26, 2025 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical description
In the Linux kernel, the following vulnerability has been resolved:
ath11k: disable spectral scan during spectral deinit
When ath11k modules are removed using rmmod with spectral scan enabled,
crash is observed. Different crash trace is observed for each crash.
Send spectral scan disable WMI command to firmware before cleaning
the spectral dbring in the spectral_deinit API to avoid this crash.
call trace from one of the crash observed:
[ 1252.880802] Unable to handle kernel NULL pointer dereference at virtual address 00000008
[ 1252.882722] pgd = 0f42e886
[ 1252.890955] [00000008] *pgd=00000000
[ 1252.893478] Internal error: Oops: 5 [#1] PREEMPT SMP ARM
[ 1253.093035] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.4.89 #0
[ 1253.115261] Hardware name: Generic DT based system
[ 1253.121149] PC is at ath11k_spectral_process_data+0x434/0x574 [ath11k]
[ 1253.125940] LR is at 0x88e31017
[ 1253.132448] pc : [<7f9387b8>] lr : [<88e31017>] psr: a0000193
[ 1253.135488] sp : 80d01bc8 ip
Remediation
Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
References
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Frequently asked questions
What is CVE-2022-49523?
CVE-2022-49523 is a medium-severity vulnerability. It was published on February 26, 2025 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2022-49523?
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2022-49523?
Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2022-49523?
CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-49523 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.
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