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

Vulnerability from cvelistv5 – Published: 2025-07-03 08:35 – Updated: 2025-11-03 17:34
VLAI?
Title
backlight: pm8941: Add NULL check in wled_configure()
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
References
Impacted products
Vendor Product Version
Linux 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)
Create a notification for this product.
    Linux 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)
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-03T17:34:33.856Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"
          },
          {
            "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/video/backlight/qcom-wled.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "6a56446595730a5e3f06a30902e23cb037d28146",
              "status": "affected",
              "version": "f86b77583d88c8402e8d89a339d96f847318f8a8",
              "versionType": "git"
            },
            {
              "lessThan": "9d06ac32c202142da40904180f2669ed4f5073ac",
              "status": "affected",
              "version": "f86b77583d88c8402e8d89a339d96f847318f8a8",
              "versionType": "git"
            },
            {
              "lessThan": "21528806560510458378ea52c37e35b0773afaea",
              "status": "affected",
              "version": "f86b77583d88c8402e8d89a339d96f847318f8a8",
              "versionType": "git"
            },
            {
              "lessThan": "fde314445332015273c8f51d2659885c606fe135",
              "status": "affected",
              "version": "f86b77583d88c8402e8d89a339d96f847318f8a8",
              "versionType": "git"
            },
            {
              "lessThan": "1be2000b703b02e149f8f2061054489f6c18c972",
              "status": "affected",
              "version": "f86b77583d88c8402e8d89a339d96f847318f8a8",
              "versionType": "git"
            },
            {
              "lessThan": "4a715be3fe80b68fa55cb3569af3d294be101626",
              "status": "affected",
              "version": "f86b77583d88c8402e8d89a339d96f847318f8a8",
              "versionType": "git"
            },
            {
              "lessThan": "e12d3e1624a02706cdd3628bbf5668827214fa33",
              "status": "affected",
              "version": "f86b77583d88c8402e8d89a339d96f847318f8a8",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/video/backlight/qcom-wled.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.0"
            },
            {
              "lessThan": "5.0",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.239",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.186",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.142",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.94",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.34",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.15.*",
              "status": "unaffected",
              "version": "6.15.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.16",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.239",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.186",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.142",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.94",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.34",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.15.3",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.16",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-07-28T04:13:23.772Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/6a56446595730a5e3f06a30902e23cb037d28146"
        },
        {
          "url": "https://git.kernel.org/stable/c/9d06ac32c202142da40904180f2669ed4f5073ac"
        },
        {
          "url": "https://git.kernel.org/stable/c/21528806560510458378ea52c37e35b0773afaea"
        },
        {
          "url": "https://git.kernel.org/stable/c/fde314445332015273c8f51d2659885c606fe135"
        },
        {
          "url": "https://git.kernel.org/stable/c/1be2000b703b02e149f8f2061054489f6c18c972"
        },
        {
          "url": "https://git.kernel.org/stable/c/4a715be3fe80b68fa55cb3569af3d294be101626"
        },
        {
          "url": "https://git.kernel.org/stable/c/e12d3e1624a02706cdd3628bbf5668827214fa33"
        }
      ],
      "title": "backlight: pm8941: Add NULL check in wled_configure()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-38143",
    "datePublished": "2025-07-03T08:35:44.224Z",
    "dateReserved": "2025-04-16T04:51:23.987Z",
    "dateUpdated": "2025-11-03T17:34:33.856Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.