CVE-2026-98409
In the Linux kernel, the following vulnerability has been resolved: watchdog: rtd119x: Avoid division by zero clk_get_rate() could return 0. Avoid a division by zero panic.
Affected versions
Linux kernel versions
4.16
and later are affected. Fixed in
6.6.158,
6.12.112,
6.18.54,
7.2.8,
7.3-rc4
and their respective stable series.
References
5 totalFrequently asked questions
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What is CVE-2026-98409?
CVE-2026-98409 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 4.16 onward and has been patched in 6.6.158, 6.12.112, 6.18.54 and others. CVE-2026-98409 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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Is there a patch available for CVE-2026-98409?
Yes. CVE-2026-98409 has been patched. Fixed versions include 6.6.158, 6.12.112, 6.18.54 and others. If you are running Linux kernel 4.16 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2026-98409 actively exploited?
No. CVE-2026-98409 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.