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CVE-2025-23144 (GCVE-0-2025-23144)

Vulnerability from cvelistv5 – Published: 2025-05-01 12:55 – Updated: 2026-05-11 21:13
VLAI
Title
backlight: led_bl: Hold led_access lock when calling led_sysfs_disable()
Summary
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().
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: ae232e45acf9621f2c96b41ca3af006ac7552c33 , < 87d947a0607be384bfe7bb0935884a711e35ca07 (git)
Affected: ae232e45acf9621f2c96b41ca3af006ac7552c33 , < 74c7d67a3c305fc1fa03c32a838e8446fb7aee14 (git)
Affected: ae232e45acf9621f2c96b41ca3af006ac7552c33 , < b447885ec9130cf86f355e011dc6b94d6ccfb5b7 (git)
Affected: ae232e45acf9621f2c96b41ca3af006ac7552c33 , < 1c82f5a393d8b9a5c1ea032413719862098afd4b (git)
Affected: ae232e45acf9621f2c96b41ca3af006ac7552c33 , < 61a5c565fd2442d3128f3bab5f022658adc3a4e6 (git)
Affected: ae232e45acf9621f2c96b41ca3af006ac7552c33 , < 11d128f7eacec276c75cf4712880a6307ca9c885 (git)
Affected: ae232e45acf9621f2c96b41ca3af006ac7552c33 , < b8ddf5107f53789448900f04fa220f34cd2f777e (git)
Affected: ae232e45acf9621f2c96b41ca3af006ac7552c33 , < 276822a00db3c1061382b41e72cafc09d6a0ec30 (git)
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Linux Linux Affected: 5.6
Unaffected: 0 , < 5.6 (semver)
Unaffected: 5.10.237 , ≤ 5.10.* (semver)
Unaffected: 5.15.181 , ≤ 5.15.* (semver)
Unaffected: 6.1.136 , ≤ 6.1.* (semver)
Unaffected: 6.6.88 , ≤ 6.6.* (semver)
Unaffected: 6.12.24 , ≤ 6.12.* (semver)
Unaffected: 6.13.12 , ≤ 6.13.* (semver)
Unaffected: 6.14.3 , ≤ 6.14.* (semver)
Unaffected: 6.15 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbacklight: led_bl: Hold led_access lock when calling led_sysfs_disable()\n\nLockdep detects the following issue on led-backlight removal:\n  [  142.315935] ------------[ cut here ]------------\n  [  142.315954] WARNING: CPU: 2 PID: 292 at drivers/leds/led-core.c:455 led_sysfs_enable+0x54/0x80\n  ...\n  [  142.500725] Call trace:\n  [  142.503176]  led_sysfs_enable+0x54/0x80 (P)\n  [  142.507370]  led_bl_remove+0x80/0xa8 [led_bl]\n  [  142.511742]  platform_remove+0x30/0x58\n  [  142.515501]  device_remove+0x54/0x90\n  ...\n\nIndeed, led_sysfs_enable() has to be called with the led_access\nlock held.\n\nHold the lock when calling led_sysfs_disable()."
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[ 142.500725] Rastreo de llamada: [ 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 ... De hecho, led_sysfs_enable() debe llamarse con el bloqueo de led_access activado. Mantenga el bloqueo al llamar a 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List\",\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-06-30T10:30:42+00:00",
      "cve": "CVE-2025-23144",
      "id": "CVE-2025-23144",
      "initial_release_date": "2025-05-01T00:00:00+00:00",
      "product_status:known_affected": "184",
      "product_status:known_not_affected": "90",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: backlight: led_bl: Hold led_access lock when calling led_sysfs_disable()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-23144.json",
      "version": "3"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.