SB20260905179 - Use-after-free in Linux kernel hid driver
Published: September 5, 2026
Security Bulletin ID
SB20260905179
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Use-after-free (CVE-ID: CVE-2026-80767)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to use-after-free in the HID sensor custom driver's enable_sensor sysfs attribute handling when writing to the enable_sensor sysfs attribute while the driver is being initialized or removed. A local user can write to the enable_sensor sysfs attribute during this condition to cause a denial of service.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/244a1cb638370490ed74a8adb5cc3f1212602e32
- https://git.kernel.org/stable/c/2ce90cfc6646a32100feabd7110ae0352aa01167
- https://git.kernel.org/stable/c/7bb79a3cf45e0805aef74457e19deb77e18cf196
- https://git.kernel.org/stable/c/8406d4b69d48bc72fb6f8812a65a17a1f903440b
- https://git.kernel.org/stable/c/ad8fb82b04422f49530d2aa2753cc81d1c60102c
- https://git.kernel.org/stable/c/c0757f10610542d763bd0bf9bda455b78afeef0b
- https://git.kernel.org/stable/c/c2be74b0272b7f8f60739e7aaf0d36c0befe7136
- https://git.kernel.org/stable/c/d37ff4e3635c18af907f25712596f8ccec323751
- https://git.kernel.org/stable/c/d7cbea1d342a16ec96d9eb3d7bd0ba2d4b2f2855