CVE-2025-68754
kernel: rtc: amlogic-a4: fix double free caused by devm
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Severity
UnknownRed Hat Product Security
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