CVE-2023-53483
kernel: ACPI: processor: Check for null return of devm_kzalloc() in fch_misc_setup()
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · October 1, 2025
Updated · June 30, 2026
Description
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 ]
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.1CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-476 · NULL Pointer Dereference