CVE-2026-90224 Linux Kernel - Race Condition

Linux kernel contains a race condition in NFC nci_data_exchange_complete caused by concurrent calls from nci_close_device() and nci_rx_work, letting attackers cause use-after-free and potential denial of service, exploit requires concurrent NFC operations.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.36% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Race Condition
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
17 September 2026
Updated
15 October 2026

Vendor fix

Update to the latest Linux kernel version containing the fix for nci_data_exchange_complete race condition.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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