CVE-2023-52863

low-risk
Published 2024-05-21

In the Linux kernel, the following vulnerability has been resolved: hwmon: (axi-fan-control) Fix possible NULL pointer dereference axi_fan_control_irq_handler(), dependent on the private axi_fan_control_data structure, might be called before the hwmon device is registered. That will cause an "Unable to handle kernel NULL pointer dereference" error.

Do I need to act?

-
0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Linux

References (12)

Patch https://git.kernel.org/stable/c/2a5b3370a1d9750eca325292e291c8c7cb8cf2e0
Patch https://git.kernel.org/stable/c/33de53a2706066d526173dc743faf43d92c62105
Patch https://git.kernel.org/stable/c/7d870088db4863c514a7f8751cd593751983029a
Patch https://git.kernel.org/stable/c/b3e7eb23a6e97642ff3190431c06475d9ca1e062
Patch https://git.kernel.org/stable/c/c49f14cc1bb12c625a1c572e8a95b6adefd4d8eb
Patch https://git.kernel.org/stable/c/f62b8969847850ba7596cb145cc47c65ea57dae0
Patch https://git.kernel.org/stable/c/2a5b3370a1d9750eca325292e291c8c7cb8cf2e0
Patch https://git.kernel.org/stable/c/33de53a2706066d526173dc743faf43d92c62105
Patch https://git.kernel.org/stable/c/7d870088db4863c514a7f8751cd593751983029a
Patch https://git.kernel.org/stable/c/b3e7eb23a6e97642ff3190431c06475d9ca1e062
Patch https://git.kernel.org/stable/c/c49f14cc1bb12c625a1c572e8a95b6adefd4d8eb
Patch https://git.kernel.org/stable/c/f62b8969847850ba7596cb145cc47c65ea57dae0
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal