Vulnerability-Lookup

GHSA-M676-9M54-M6J5

Vulnerability from github – Published: 2025-12-09 03:31 – Updated: 2025-12-09 03:31

Details

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

drm/amd/display: fix FCLK pstate change underflow

[Why] Currently we set FCLK p-state change watermark calculated based on dummy p-state latency when UCLK p-state is not supported

[How] Calculate FCLK p-state change watermark based on on FCLK pstate change latency in case UCLK p-state is not supported

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2023-53780"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-12-09T01:16:49Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: fix FCLK pstate change underflow\n\n[Why]\nCurrently we set FCLK p-state change\nwatermark calculated based on dummy\np-state latency when UCLK p-state is\nnot supported\n\n[How]\nCalculate FCLK p-state change watermark\nbased on on FCLK pstate change latency\nin case UCLK p-state is not supported",
  "id": "GHSA-m676-9m54-m6j5",
  "modified": "2025-12-09T03:31:10Z",
  "published": "2025-12-09T03:31:10Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-53780"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4bdfa48d74649898468a0bf5c8b8a48dded77b4a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6853d56dba56d1c24db403ff3885c71e18d572c4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/972243f973eb0821084e5833d5f7f4ed025f42da"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2023-53780 (GCVE-0-2023-53780)

Vulnerability from cvelistv5 – Published: 2025-12-09 00:00 – Updated: 2026-05-11 19:51

Title

drm/amd/display: fix FCLK pstate change underflow

Summary

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix FCLK pstate change underflow [Why] Currently we set FCLK p-state change watermark calculated based on dummy p-state latency when UCLK p-state is not supported [How] Calculate FCLK p-state change watermark based on on FCLK pstate change latency in case UCLK p-state is not supported

Severity

No CVSS data available.

Assigner

Linux mitre root

References

3 references

URL	Tags
https://git.kernel.org/stable/c/4bdfa48d746498984…
https://git.kernel.org/stable/c/6853d56dba56d1c24…
https://git.kernel.org/stable/c/972243f973eb08210…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c , < 4bdfa48d74649898468a0bf5c8b8a48dded77b4a (git) Affected: 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c , < 6853d56dba56d1c24db403ff3885c71e18d572c4 (git) Affected: 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c , < 972243f973eb0821084e5833d5f7f4ed025f42da (git)
Linux	Linux	Affected: 4.15 Unaffected: 0 , < 4.15 (semver) Unaffected: 6.1.16 , ≤ 6.1.* (semver) Unaffected: 6.2.3 , ≤ 6.2.* (semver) Unaffected: 6.3 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "4bdfa48d74649898468a0bf5c8b8a48dded77b4a",
              "status": "affected",
              "version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c",
              "versionType": "git"
            },
            {
              "lessThan": "6853d56dba56d1c24db403ff3885c71e18d572c4",
              "status": "affected",
              "version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c",
              "versionType": "git"
            },
            {
              "lessThan": "972243f973eb0821084e5833d5f7f4ed025f42da",
              "status": "affected",
              "version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.15"
            },
            {
              "lessThan": "4.15",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.16",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.2.*",
              "status": "unaffected",
              "version": "6.2.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.3",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.16",
                  "versionStartIncluding": "4.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.2.3",
                  "versionStartIncluding": "4.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.3",
                  "versionStartIncluding": "4.15",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: fix FCLK pstate change underflow\n\n[Why]\nCurrently we set FCLK p-state change\nwatermark calculated based on dummy\np-state latency when UCLK p-state is\nnot supported\n\n[How]\nCalculate FCLK p-state change watermark\nbased on on FCLK pstate change latency\nin case UCLK p-state is not supported"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T19:51:23.114Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/4bdfa48d74649898468a0bf5c8b8a48dded77b4a"
        },
        {
          "url": "https://git.kernel.org/stable/c/6853d56dba56d1c24db403ff3885c71e18d572c4"
        },
        {
          "url": "https://git.kernel.org/stable/c/972243f973eb0821084e5833d5f7f4ed025f42da"
        }
      ],
      "title": "drm/amd/display: fix FCLK pstate change underflow",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2023-53780",
    "datePublished": "2025-12-09T00:00:35.925Z",
    "dateReserved": "2025-12-08T23:58:35.272Z",
    "dateUpdated": "2026-05-11T19:51:23.114Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.

Action not permitted

GHSA-M676-9M54-M6J5

CVE-2023-53780 (GCVE-0-2023-53780)

Tags

Sightings

Nomenclature

Related by attack behaviour