SB20260720306 - Division by zero in Linux kernel iio gyro driver
Published: July 20, 2026
Security Bulletin ID
SB20260720306
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) Division by zero (CVE-ID: CVE-2026-63933)
CWE-ID: CWE-369 - Divide By Zero
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 division by zero in adis16260_write_raw in the adis16260 gyroscope driver when writing a zero value to the sampling_frequency sysfs attribute. A local user can write zero to the sampling_frequency sysfs attribute to cause a denial of service.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/19eb8565c4500f9af17ec65eaf952365e2893351
- https://git.kernel.org/stable/c/59f80b945f2ca645064074d8507785c26ea16d2d
- https://git.kernel.org/stable/c/5a42e39606b9bd6b40ed02bdfd04fe179d6173f4
- https://git.kernel.org/stable/c/761e8b489e6cf166c574034b70637f8a7eadd0ee
- https://git.kernel.org/stable/c/86298fb6829cab983910810959f85d4b4fd0f5c1
- https://git.kernel.org/stable/c/aa8a5e118e97d2cfd0da5ea4f8f0f488efdea4b0
- https://git.kernel.org/stable/c/aaf9d640e9ae1172d0a9c659ecb245a50a10850a
- https://git.kernel.org/stable/c/d2b83995759cfe5d06567bbcb600fe16d4048da3