CVE-2026-92476

Unknown

Last modified

CVE-2026-92476 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: crypto: keembay - Initialize completion before requesting IRQ kmb_ocs_aes_probe() requests the device IRQ before initializing irq_completion. Once the handler is registered it can run immediately, and ocs_aes_irq_handler() unconditionally calls complete().

Description

In the Linux kernel, the following vulnerability has been resolved: crypto: keembay - Initialize completion before requesting IRQ kmb_ocs_aes_probe() requests the device IRQ before initializing irq_completion. Once the handler is registered it can run immediately, and ocs_aes_irq_handler() unconditionally calls complete(). An interrupt in this window would therefore use an uninitialized completion. Initialize the completion before requesting the IRQ, as the sibling OCS HCU and ECC drivers already do.

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 88574332451380f4b51f6ca88ab9810e714bfb9b, < a3ffced8be1555f283680065c3b87a19f5ab9097; >= 88574332451380f4b51f6ca88ab9810e714bfb9b, < 4ce407055ae9d37f46a3c6f05eb27198b354d287; >= 88574332451380f4b51f6ca88ab9810e714bfb9b, < d52a15c4559b69805bc69bf4ad9e16bbf6480d52; >= 88574332451380f4b51f6ca88ab9810e714bfb9b, < f8970ee9e315c9e2258ae8914d5fb32b1039d2f6; >= 88574332451380f4b51f6ca88ab9810e714bfb9b, < 7efb51a5893b22003a679d088b7794be2ccd6c32; >= 88574332451380f4b51f6ca88ab9810e714bfb9b, < 5aae80dcec0748b4ed61daace2ad8b12082261f2; >= 88574332451380f4b51f6ca88ab9810e714bfb9b, < fce20289dd622cc7ab78d72c8a979a9f8b7cb10e
LinuxLinux5.11

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-92476?
In the Linux kernel, the following vulnerability has been resolved: crypto: keembay - Initialize completion before requesting IRQ kmb_ocs_aes_probe() requests the device IRQ before initializing irq_completion. Once the handler is registered it can run immediately, and ocs_aes_irq_handler() unconditionally calls complete(). An interrupt in this window would therefore use an uninitialized completion. Initialize the completion before requesting the IRQ, as the sibling OCS HCU and ECC drivers already do.
How severe is CVE-2026-92476?
Severity scoring for CVE-2026-92476 is pending analysis.
How do I fix CVE-2026-92476?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST