CVE-2026-98721

Description

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: cadence: Initialize IRQ state before requesting IRQ The Cadence NAND interrupt handler uses both the IRQ lock and completion object. Registering the IRQ before initializing them leaves a window in which a pending interrupt can access uninitialized synchronization state. Initialize them before registering the handler.

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EPSS — Exploit Prediction

0.0021

Probability of exploitation

0.11%

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

Other References

https://git.kernel.org/stable/c/1ed0ccd5649154bfc00ab11c59262d4f42515252 https://git.kernel.org/stable/c/21f027016b1290d13c30b198ae7a00e6b3d1d5a5 https://git.kernel.org/stable/c/24319f25b641e55f84e55455092a39a2485c78d4 https://git.kernel.org/stable/c/bbd87eca5407288f2b63ff9357c611cd57e7e640 https://git.kernel.org/stable/c/c69d8aceda362c95bbc4e2182f5829275a7db0c8

Frequently Asked Questions

What is CVE-2026-98721? +

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: cadence: Initialize IRQ state before requesting IRQ The Cadence NAND interrupt handler uses both the IRQ lock and completion object. Registering the IRQ before initializing them leaves a window in which a pending interrupt can access uninitialized synchronization state. Initialize them before registering the handler.

How do I check if I'm vulnerable to CVE-2026-98721? +

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.