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CVE-2026-90122

kernel: clk: visconti: Make sure clk_init_data is fully initialized

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · September 17, 2026

Updated · October 13, 2026

Description

A flaw was found in the Linux kernel's Visconti clock driver. The clk_init_data structure, which manages clock parent data, may not be fully initialized. This uninitialized data can lead to a system crash when the visconti_clk_register_gate() function is called under specific kernel configurations. This vulnerability could result in a Denial of Service (DoS).

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 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-824 · Access of Uninitialized Pointer