Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2023-53544

Severity CVSS v4.0:
Pending analysis
Type:
CWE-416 Use After Free
Publication date:
04/10/2025
Last modified:
21/03/2026

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> cpufreq: davinci: Fix clk use after free<br /> <br /> The remove function first frees the clks and only then calls<br /> cpufreq_unregister_driver(). If one of the cpufreq callbacks is called<br /> just before cpufreq_unregister_driver() is run, the freed clks might be<br /> used.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.80
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 2.6.33 (including) 4.14.308 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 4.15 (including) 6.1.16 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.2 (including) 6.2.3 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools