github - ghsa-hcfh-8r6h-694x

GHSA-HCFH-8R6H-694X

Vulnerability from github – Published: 2025-07-03 09:30 – Updated: 2025-11-03 18:31

Details

In the Linux kernel, the following vulnerability has been resolved:

backlight: pm8941: Add NULL check in wled_configure()

devm_kasprintf() returns NULL when memory allocation fails. Currently, wled_configure() does not check for this case, which results in a NULL pointer dereference.

Add NULL check after devm_kasprintf() to prevent this issue.

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{
  "affected": [],
  "aliases": [
    "CVE-2025-38143"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-07-03T09:15:29Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nbacklight: pm8941: Add NULL check in wled_configure()\n\ndevm_kasprintf() returns NULL when memory allocation fails. Currently,\nwled_configure() does not check for this case, which results in a NULL\npointer dereference.\n\nAdd NULL check after devm_kasprintf() to prevent this issue.",
  "id": "GHSA-hcfh-8r6h-694x",
  "modified": "2025-11-03T18:31:21Z",
  "published": "2025-07-03T09:30:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-38143"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1be2000b703b02e149f8f2061054489f6c18c972"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/21528806560510458378ea52c37e35b0773afaea"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4a715be3fe80b68fa55cb3569af3d294be101626"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6a56446595730a5e3f06a30902e23cb037d28146"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9d06ac32c202142da40904180f2669ed4f5073ac"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e12d3e1624a02706cdd3628bbf5668827214fa33"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fde314445332015273c8f51d2659885c606fe135"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2025-38143 (GCVE-0-2025-38143)

Vulnerability from cvelistv5 – Published: 2025-07-03 08:35 – Updated: 2025-11-03 17:34

Summary

In the Linux kernel, the following vulnerability has been resolved: backlight: pm8941: Add NULL check in wled_configure() devm_kasprintf() returns NULL when memory allocation fails. Currently, wled_configure() does not check for this case, which results in a NULL pointer dereference. Add NULL check after devm_kasprintf() to prevent this issue.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/6a56446595730a5e3…
	https://git.kernel.org/stable/c/9d06ac32c202142da…
	https://git.kernel.org/stable/c/21528806560510458…
	https://git.kernel.org/stable/c/fde31444533201527…
	https://git.kernel.org/stable/c/1be2000b703b02e14…
	https://git.kernel.org/stable/c/4a715be3fe80b68fa…
	https://git.kernel.org/stable/c/e12d3e1624a02706c…

Impacted products

Vendor

Product

Version

Linux

Affected: f86b77583d88c8402e8d89a339d96f847318f8a8 , < 6a56446595730a5e3f06a30902e23cb037d28146 (git)
Affected: f86b77583d88c8402e8d89a339d96f847318f8a8 , < 9d06ac32c202142da40904180f2669ed4f5073ac (git)
Affected: f86b77583d88c8402e8d89a339d96f847318f8a8 , < 21528806560510458378ea52c37e35b0773afaea (git)
Affected: f86b77583d88c8402e8d89a339d96f847318f8a8 , < fde314445332015273c8f51d2659885c606fe135 (git)
Affected: f86b77583d88c8402e8d89a339d96f847318f8a8 , < 1be2000b703b02e149f8f2061054489f6c18c972 (git)
Affected: f86b77583d88c8402e8d89a339d96f847318f8a8 , < 4a715be3fe80b68fa55cb3569af3d294be101626 (git)
Affected: f86b77583d88c8402e8d89a339d96f847318f8a8 , < e12d3e1624a02706cdd3628bbf5668827214fa33 (git)

Linux

Affected: 5.0
Unaffected: 0 , < 5.0 (semver)
Unaffected: 5.10.239 , ≤ 5.10.* (semver)
Unaffected: 5.15.186 , ≤ 5.15.* (semver)
Unaffected: 6.1.142 , ≤ 6.1.* (semver)
Unaffected: 6.6.94 , ≤ 6.6.* (semver)
Unaffected: 6.12.34 , ≤ 6.12.* (semver)
Unaffected: 6.15.3 , ≤ 6.15.* (semver)
Unaffected: 6.16 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-HCFH-8R6H-694X

CVE-2025-38143 (GCVE-0-2025-38143)

Tags

Sightings

Nomenclature