CVE-2023-53483

MEDIUM EPSS 4.0%
Published Oct 1, 20259mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Oct 1, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

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 Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
4.0% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 2

VendorProductVersionRange
linuxlinux_kernel*≥5.17  –  <6.1.30
linuxlinux_kernel*≥6.2  –  <6.3.4

References 3

  • git.kernel.org https://git.kernel.org/stable/c/4dea41775d951ff1f7b472a346a8ca3ae7e74455
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/79ca94bc3e8cc3befa883c7d30b30a27ef0ea386
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8a632ff6a2bea49993002b4c46092a2aea625840
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/4dea41775d951ff1f7b472a346a8ca3ae7e74455
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/79ca94bc3e8cc3befa883c7d30b30a27ef0ea386
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8a632ff6a2bea49993002b4c46092a2aea625840
    Patch