CVE-2026-45909
HIGH
Published May 27, 2026
Modified May 30, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: Drop __initconst from gates Since commit 8ceff24a754a ("clk: mediatek: clk-gate: Refactor mtk_clk_register_gate to use mtk_gate struct") the mtk_gate structs are no longer just used for initialization/registration, but also at runtime. So drop __initconst annotations.
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CVSS v3.1 Score
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — Exploit Prediction
0.0016
Probability of exploitation
0.06%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
References
Frequently Asked Questions
What is CVE-2026-45909? +
In the Linux kernel, the following vulnerability has been resolved:
clk: mediatek: Drop __initconst from gates
Since commit 8ceff24a754a ("clk: mediatek: clk-gate: Refactor
mtk_clk_register_gate to use mtk_gate struct") the mtk_gate structs
are no longer just used for initialization/registration, but also at
runtime. So drop __initconst annotations. It has a CVSS v3.1 base score of 7.8 (HIGH).
How severe is CVE-2026-45909? +
CVE-2026-45909 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0016, placing it in the 0th percentile for exploitation probability.
How do I check if I'm vulnerable to CVE-2026-45909? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.
