Advisory [CVE-2026-53019] fix inverted condition in ccu_mix_trigger_fc
This security Red Hat Linux advisory covers CVE-2026-53019.
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Summary
In the Linux kernel, the following vulnerability has been resolved: clk: spacemit: ccu_mix: fix inverted condition in ccu_mix_trigger_fc() Fix inverted condition that skips frequency change trigger, causing kernel panics during cpufreq scaling. A flaw was found in the Linux kernel's clock (clk) driver for Spacemit's ccu_mix component.
An inverted condition within the `ccu_mix_trigger_fc()` function can cause the system to skip frequency change triggers. This can lead to kernel panics during CPU frequency scaling, resulting in a Denial of Service (DoS) for the system.
Red Hat severity: not rated. Weakness: CWE-783.
Red Hat lists Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9 as not affected.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · medium-confidence parse· fetched 9 days ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · medium-confidence parse· fetched 9 days ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
Official advisory · medium-confidence parse· fetched 9 days ago·verify at source
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