SB2025100502 - Out-of-bounds read in Linux kernel mt76 mt76x0 driver



SB2025100502 - Out-of-bounds read in Linux kernel mt76 mt76x0 driver

Published: October 5, 2025 Updated: October 27, 2025

Security Bulletin ID SB2025100502
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-2022-50508)

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 mt76x0_phy_get_target_power() function in drivers/net/wireless/mediatek/mt76/mt76x0/phy.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.