CVE-2023-53483

low-risk

Published 2025-10-01

In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: Check for null return of devm_kzalloc() in fch_misc_setup() devm_kzalloc() may fail, clk_data->name might be NULL and will cause a NULL pointer dereference later. [ rjw: Subject and changelog edits ]

Do I need to act?

0.01% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (1)

Linux Kernel

Affected Vendors

Linux

References (3)

Patch https://git.kernel.org/stable/c/4dea41775d951ff1f7b472a346a8ca3ae7e74455

Patch https://git.kernel.org/stable/c/79ca94bc3e8cc3befa883c7d30b30a27ef0ea386

Patch https://git.kernel.org/stable/c/8a632ff6a2bea49993002b4c46092a2aea625840

/ 100

low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal