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Vulnerability · Published May 1, 2025 · Assigned by Linux

CVE-2025-23144backlight: led_bl: Hold led_access lock when calling led_sysfs_disable()

Medium 5.5

In plain English

A medium-severity security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.2%top 86.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: backlight: led_bl: Hold led_access lock when calling led_sysfs_disable() Lockdep detects the following issue on led-backlight removal: [ 142.315935] ------------[ cut here ]------------ [ 142.315954] WARNING: CPU: 2 PID: 292 at drivers/leds/led-core.c:455 led_sysfs_enable+0x54/0x80 ... [ 142.500725] Call trace: [ 142.503176] led_sysfs_enable+0x54/0x80 (P) [ 142.507370] led_bl_remove+0x80/0xa8 [led_bl] [ 142.511742] platform_remove+0x30/0x58 [ 142.515501] device_remove+0x54/0x90 ... Indeed, led_sysfs_enable() has to be called with the led_access lock held. Hold the lock when calling led_sysfs_disable().

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.137-1DEBIAN-CVE-2025-23144
Debian:13linux6.12.25-1DEBIAN-CVE-2025-23144
Debian:14linux6.12.25-1DEBIAN-CVE-2025-23144
Ubuntu:22.04:LTSlinux5.15.0-144.157USN-7654-1
Ubuntu:22.04:LTSlinux5.15.0-144.157UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux6.8.0-100.100USN-8028-1
Ubuntu:24.04:LTSlinux6.8.0-100.100UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-aws5.15.0-1088.95USN-7654-1
Ubuntu:22.04:LTSlinux-aws5.15.0-1088.95UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-aws6.8.0-1046.49USN-8028-5
Ubuntu:24.04:LTSlinux-aws6.8.0-1046.49UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1046.49~22.04.1USN-8028-5
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1046.49~22.04.1UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-azure5.15.0-1094.103USN-7711-1
Ubuntu:22.04:LTSlinux-azure5.15.0-1094.103UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-azure6.8.0-1046.52USN-8074-1
Ubuntu:24.04:LTSlinux-azure6.8.0-1046.52UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1051.57~22.04.1USN-8126-1
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1051.57~22.04.1UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1094.103.1UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-azure-fde6.8.0-1046.53UBUNTU-CVE-2025-23144
Ubuntu:25.10linux-azure-fdeno fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-azure-fde-6.86.8.0-1046.53~22.04.1UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-gcp5.15.0-1087.96USN-7654-1
Ubuntu:22.04:LTSlinux-gcp5.15.0-1087.96UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-gcp6.8.0-1047.50UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-gcp6.8.0-1047.50USN-8031-3
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1047.50~22.04.2UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1047.50~22.04.2USN-8031-1
Ubuntu:22.04:LTSlinux-gke5.15.0-1085.91UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-gke5.15.0-1085.91USN-7654-1
Ubuntu:24.04:LTSlinux-gke6.8.0-1043.48USN-8031-3
Ubuntu:24.04:LTSlinux-gke6.8.0-1043.48UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1070.78UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1070.78USN-7654-1
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1030.33UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1030.33USN-8028-5
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-100.100~22.04.1USN-8028-6
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-100.100~22.04.1UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-ibm5.15.0-1080.83UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-ibm5.15.0-1080.83USN-7654-1
Ubuntu:24.04:LTSlinux-ibm6.8.0-1044.44UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-ibm6.8.0-1044.44USN-8028-8
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1044.44~22.04.1USN-8028-8
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1044.44~22.04.1UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-intelno fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1083.89USN-7654-1
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1083.89UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-kvm5.15.0-1084.89UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-kvm5.15.0-1084.89USN-7654-4
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-144.157USN-7654-1
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-144.157UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-100.100.1UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-100.100.1USN-8052-1
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-100.100.1~22.04.1UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-100.100.1~22.04.1USN-8028-6
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1082.83UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1082.83USN-7654-1
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1046.49USN-8028-5
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1046.49UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1046.49~22.04.1USN-8028-5
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1046.49~22.04.1UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1046.49.1UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1046.49.1USN-8028-7
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1041.41UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1041.41USN-7654-1
Ubuntu:24.04:LTSlinux-nvidia-tegra6.8.0-1020.20UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1030.30UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1030.30USN-7654-1
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-oracle5.15.0-1085.91USN-7654-1
Ubuntu:22.04:LTSlinux-oracle5.15.0-1085.91UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-oracle6.8.0-1043.44UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-oracle6.8.0-1043.44USN-8028-5
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1043.44~22.04.1USN-8028-5
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1043.44~22.04.1UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-raspi5.15.0-1083.86USN-7686-1
Ubuntu:22.04:LTSlinux-raspi5.15.0-1083.86UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-raspi6.8.0-1047.51UBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-raspi6.8.0-1047.51USN-8028-1
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-riscv-6.86.8.0-100.100~22.04.1UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2025-23144
Ubuntu:24.04:LTSlinux-xilinx6.8.0-1023.24USN-8052-2
Ubuntu:24.04:LTSlinux-xilinx6.8.0-1023.24UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1052.56UBUNTU-CVE-2025-23144
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1052.56USN-7654-5

Affected products (as reported)

VendorProductVersions
Linux Linux ae232e45acf9621f2c96b41ca3af006ac7552c33 – before 87d947a0607be384bfe7bb0935884a711e35ca07ae232e45acf9621f2c96b41ca3af006ac7552c33 – before 74c7d67a3c305fc1fa03c32a838e8446fb7aee14ae232e45acf9621f2c96b41ca3af006ac7552c33 – before b447885ec9130cf86f355e011dc6b94d6ccfb5b7ae232e45acf9621f2c96b41ca3af006ac7552c33 – before 1c82f5a393d8b9a5c1ea032413719862098afd4bae232e45acf9621f2c96b41ca3af006ac7552c33 – before 61a5c565fd2442d3128f3bab5f022658adc3a4e6ae232e45acf9621f2c96b41ca3af006ac7552c33 – before 11d128f7eacec276c75cf4712880a6307ca9c885ae232e45acf9621f2c96b41ca3af006ac7552c33 – before b8ddf5107f53789448900f04fa220f34cd2f777eae232e45acf9621f2c96b41ca3af006ac7552c33 – before 276822a00db3c1061382b41e72cafc09d6a0ec30
Linux Linux 5.6

References