SB2025121096 - NULL pointer dereference in Linux kernel iio adc driver
Published: December 10, 2025 Updated: December 12, 2025
Security Bulletin ID
SB2025121096
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) NULL pointer dereference (CVE-ID: CVE-2023-53834)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: 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/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the ina2xx_probe() function in drivers/iio/adc/ina2xx-adc.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/13f3ce53b65aa8b44cad7039d31e62c9ffd6c5d1
- https://git.kernel.org/stable/c/77b689cc27d489b75d33f1a368356d70eb0ce08c
- https://git.kernel.org/stable/c/a41e19cc0d6b6a445a4133170b90271e4a2553dc
- https://git.kernel.org/stable/c/a8e2ae6296d56478fb98ae7f739846ed121f154f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.127