Answer in brief
CVE-2025-23144 records a Medium severity (CVSS 5.5) vulnerability in backlight: led_bl: Hold led_access lock when calling led_sysfs_disable(). The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 5.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:5.6:-:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:5.6:rc5:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:5.6:rc6:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:5.6:rc7:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=ae232e45acf9621f2c96b41ca3af006ac7552c33 <87d947a0607be384bfe7bb0935884a711e35ca07 || >=ae232e45acf9621f2c96b41ca3af006ac7552c33 <74c7d67a3c305fc1fa03c32a838e8446fb7aee14 || >=ae232e45acf9621f2c96b41ca3af006ac7552c33 <b447885ec9130cf86f355e011dc6b94d6ccfb5b7 || >=ae232e45acf9621f2c96b41ca3af006ac7552c33 <1c82f5a393d8b9a5c1ea032413719862098afd4b || >=ae232e45acf9621f2c96b41ca3af006ac7552c33 <61a5c565fd2442d3128f3bab5f022658adc3a4e6 || >=ae232e45acf9621f2c96b41ca3af006ac7552c33 <11d128f7eacec276c75cf4712880a6307ca9c885 || >=ae232e45acf9621f2c96b41ca3af006ac7552c33 <b8ddf5107f53789448900f04fa220f34cd2f777e || >=ae232e45acf9621f2c96b41ca3af006ac7552c33 <276822a00db3c1061382b41e72cafc09d6a0ec30 | 87d947a0607be384bfe7bb0935884a711e35ca07, 74c7d67a3c305fc1fa03c32a838e8446fb7aee14, b447885ec9130cf86f355e011dc6b94d6ccfb5b7, 1c82f5a393d8b9a5c1ea032413719862098afd4b, 61a5c565fd2442d3128f3bab5f022658adc3a4e6, 11d128f7eacec276c75cf4712880a6307ca9c885, b8ddf5107f53789448900f04fa220f34cd2f777e, 276822a00db3c1061382b41e72cafc09d6a0ec30 |
| Linux/Linuxgeneric | 5.6 | Not reported |
Published upstream
May 1, 2025
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Nov 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Nov 5, 2026
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().
Quoted source text, attributed separately from HOL analysis.