CVE Database›CVE-2025-68754

CVE-2025-68754

kernel: rtc: amlogic-a4: fix double free caused by devm

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Severity

Unknown

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · January 5, 2026

Updated · June 30, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

rtc: amlogic-a4: fix double free caused by devm

The clock obtained via devm_clk_get_enabled() is automatically managed by devres and will be disabled and freed on driver detach. Manually calling clk_disable_unprepare() in error path and remove function causes double free.

Remove the redundant clk_disable_unprepare() calls from the probe error path and aml_rtc_remove(), allowing the devm framework to automatically manage the clock lifecycle.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE not specified