CVE-2026-23101

In the Linux kernel, the following vulnerability has been resolved: leds: led-class: Only Add LED to ledslist when it is fully ready Before this change the LED was added to ledslist before ledinitcore gets called adding it the list before ledclassdev.setbrightnesswork gets initialized. This leave...

leds: class: Protect brightness_show() with led_cdev->led_access mutex

...

AZL-56124 CVE-2024-56587 affecting package kernel for versions less than 6.6.76.1-1

In the Linux kernel, the following vulnerability has been resolved: leds: class: Protect brightnessshow with ledcdev-ledaccess mutex There is NULL pointer issue observed if from Process A where hid device being added which results in adding a ledcdev addition and later a another call to access of...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a null pointer issue in the leds class of devices...

CVE-2022-48735 ALSA: hda: Fix UAF of leds class devs at unbinding

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: Fix UAF of leds class devs at unbinding The LED class devices that are created by HD-audio codec drivers are registered via devmledclassdevregister and associated with the HD-audio codec device. Unfortunately, it turne...

CVE-2022-48735

CVE-2022-48735 concerns a use‑after‑free in the Linux kernel ALSA hda LED class devices created by HD‑audio codec drivers. The issue arises because LED class devices are registered via devm_led_classdev_register() and tied to the codec device, but the devres release can execute before the devm ch...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel, which originates from a post-release reuse vulnerability in the leds class of devices when the ALSA:hda module is unbound...

kernel: ALSA: hda: Fix UAF of leds class devs at unbinding

A use-after-free vulnerability has been identified in the Linux kernel, specifically related to a stale setbrightnessdelay callback function. This flaw can lead to compromised system availability. Due to the nature of use-after-free vulnerabilities, successful exploitation could result in...