SB2026020499 - Out-of-bounds read in Linux kernel iio dac driver



SB2026020499 - Out-of-bounds read in Linux kernel iio dac driver

Published: February 4, 2026

Security Bulletin ID SB2026020499
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Out-of-bounds read (CVE-ID: CVE-2026-23092)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the ad3552r_hs_write_data_source() function in drivers/iio/dac/ad3552r-hs.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.