CVE-2026-89626 Linux Kernel HID Sensor Custom - Resource Cleanup Misconfiguration

Linux kernel HID sensor custom driver contains a resource cleanup flaw caused by incomplete sysfs group removal on failure in hid_sensor_custom_add_attributes(), letting attackers potentially cause resource leaks or instability, exploit requires kernel interaction with custom sensor fields.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.35% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Resource Cleanup Misconfiguration
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
11 September 2026
Updated
15 October 2026

Vendor fix

Update to the latest Linux kernel version containing the fix.

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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