Vulnerability-Lookup

GHSA-4H8F-84CR-W3FG

Vulnerability from github – Published: 2026-04-24 15:32 – Updated: 2026-04-24 15:32

Details

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

pmdomain: imx8mp-blk-ctrl: Keep the NOC_HDCP clock enabled

Keep the NOC_HDCP clock always enabled to fix the potential hang caused by the NoC ADB400 port power down handshake.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-31655"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-24T15:16:44Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\npmdomain: imx8mp-blk-ctrl: Keep the NOC_HDCP clock enabled\n\nKeep the NOC_HDCP clock always enabled to fix the potential hang\ncaused by the NoC ADB400 port power down handshake.",
  "id": "GHSA-4h8f-84cr-w3fg",
  "modified": "2026-04-24T15:32:37Z",
  "published": "2026-04-24T15:32:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-31655"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3086374e8bc7fd65f2cc62ef52351c6d662f1543"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/80fd0de89805a3f92dc320f5ab5a18007c260374"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d1ef779d02b5df4e8bff4083b20bfea587b43c4b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e44919669f07b8f113ad49a248b44ca4f119bc94"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e91d5f94acf68618ea3ad9c92ac28614e791ae7d"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-31655 (GCVE-0-2026-31655)

Vulnerability from cvelistv5 – Published: 2026-04-24 14:45 – Updated: 2026-04-24 14:45

Title

pmdomain: imx8mp-blk-ctrl: Keep the NOC_HDCP clock enabled

Summary

In the Linux kernel, the following vulnerability has been resolved: pmdomain: imx8mp-blk-ctrl: Keep the NOC_HDCP clock enabled Keep the NOC_HDCP clock always enabled to fix the potential hang caused by the NoC ADB400 port power down handshake.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/80fd0de89805a3f92…
	https://git.kernel.org/stable/c/3086374e8bc7fd65f…
	https://git.kernel.org/stable/c/e44919669f07b8f11…
	https://git.kernel.org/stable/c/d1ef779d02b5df4e8…
	https://git.kernel.org/stable/c/e91d5f94acf68618e…

Impacted products

Vendor

Product

Version

Linux

Affected: 77b0ddb42add47748c661f714e6f4b116a6e8759 , < 80fd0de89805a3f92dc320f5ab5a18007c260374 (git)
Affected: 77b0ddb42add47748c661f714e6f4b116a6e8759 , < 3086374e8bc7fd65f2cc62ef52351c6d662f1543 (git)
Affected: 77b0ddb42add47748c661f714e6f4b116a6e8759 , < e44919669f07b8f113ad49a248b44ca4f119bc94 (git)
Affected: 77b0ddb42add47748c661f714e6f4b116a6e8759 , < d1ef779d02b5df4e8bff4083b20bfea587b43c4b (git)
Affected: 77b0ddb42add47748c661f714e6f4b116a6e8759 , < e91d5f94acf68618ea3ad9c92ac28614e791ae7d (git)

Linux

Affected: 6.1
Unaffected: 0 , < 6.1 (semver)
Unaffected: 6.6.135 , ≤ 6.6.* (semver)
Unaffected: 6.12.82 , ≤ 6.12.* (semver)
Unaffected: 6.18.23 , ≤ 6.18.* (semver)
Unaffected: 6.19.13 , ≤ 6.19.* (semver)
Unaffected: 7.0 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/pmdomain/imx/imx8mp-blk-ctrl.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "80fd0de89805a3f92dc320f5ab5a18007c260374",
              "status": "affected",
              "version": "77b0ddb42add47748c661f714e6f4b116a6e8759",
              "versionType": "git"
            },
            {
              "lessThan": "3086374e8bc7fd65f2cc62ef52351c6d662f1543",
              "status": "affected",
              "version": "77b0ddb42add47748c661f714e6f4b116a6e8759",
              "versionType": "git"
            },
            {
              "lessThan": "e44919669f07b8f113ad49a248b44ca4f119bc94",
              "status": "affected",
              "version": "77b0ddb42add47748c661f714e6f4b116a6e8759",
              "versionType": "git"
            },
            {
              "lessThan": "d1ef779d02b5df4e8bff4083b20bfea587b43c4b",
              "status": "affected",
              "version": "77b0ddb42add47748c661f714e6f4b116a6e8759",
              "versionType": "git"
            },
            {
              "lessThan": "e91d5f94acf68618ea3ad9c92ac28614e791ae7d",
              "status": "affected",
              "version": "77b0ddb42add47748c661f714e6f4b116a6e8759",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/pmdomain/imx/imx8mp-blk-ctrl.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.1"
            },
            {
              "lessThan": "6.1",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.135",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.82",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.23",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.19.*",
              "status": "unaffected",
              "version": "6.19.13",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.135",
                  "versionStartIncluding": "6.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.82",
                  "versionStartIncluding": "6.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.23",
                  "versionStartIncluding": "6.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.19.13",
                  "versionStartIncluding": "6.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.0",
                  "versionStartIncluding": "6.1",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npmdomain: imx8mp-blk-ctrl: Keep the NOC_HDCP clock enabled\n\nKeep the NOC_HDCP clock always enabled to fix the potential hang\ncaused by the NoC ADB400 port power down handshake."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-24T14:45:07.085Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/80fd0de89805a3f92dc320f5ab5a18007c260374"
        },
        {
          "url": "https://git.kernel.org/stable/c/3086374e8bc7fd65f2cc62ef52351c6d662f1543"
        },
        {
          "url": "https://git.kernel.org/stable/c/e44919669f07b8f113ad49a248b44ca4f119bc94"
        },
        {
          "url": "https://git.kernel.org/stable/c/d1ef779d02b5df4e8bff4083b20bfea587b43c4b"
        },
        {
          "url": "https://git.kernel.org/stable/c/e91d5f94acf68618ea3ad9c92ac28614e791ae7d"
        }
      ],
      "title": "pmdomain: imx8mp-blk-ctrl: Keep the NOC_HDCP clock enabled",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-31655",
    "datePublished": "2026-04-24T14:45:07.085Z",
    "dateReserved": "2026-03-09T15:48:24.129Z",
    "dateUpdated": "2026-04-24T14:45:07.085Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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-4H8F-84CR-W3FG

CVE-2026-31655 (GCVE-0-2026-31655)

Tags

Sightings

Nomenclature