led backlight

About this tag
The tag 'led backlight' on WindowsForum.com covers a Linux kernel vulnerability (CVE-2025-23144) involving a locking error in the LED backlight subsystem. This defect can trigger kernel lockdep warnings, race conditions, and availability failures during LED or backlight removal. The fix requires holding the led_access mutex when calling led_sysfs_disable(). Administrators are advised to apply kernel updates or vendor firmware patches to mitigate the risk. While the content is Linux-focused, it may interest Windows users managing dual-boot systems or enterprise IT environments where Linux kernel security impacts overall infrastructure stability.

  1. CVE-2025-23144: Linux LED Backlight Locking Fix and Patch Guide

    A recently disclosed Linux-kernel defect tracked as CVE‑2025‑23144 exposes a locking error in the LED backlight subsystem (led_bl) that can produce kernel lockdep warnings, race conditions and availability failures during LED/backlight removal; the upstream remedy is a small but necessary change...
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    • kernel patch led backlight linux kernel lockdep warnings
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    • Forum: Security Alerts