Vulnerability-Lookup

GHSA-RVG2-PV9X-XXHG

Vulnerability from github – Published: 2025-04-01 18:30 – Updated: 2025-11-03 21:33

Details

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

drm/amd/display: Fix slab-use-after-free on hdcp_work

[Why] A slab-use-after-free is reported when HDCP is destroyed but the property_validate_dwork queue is still running.

[How] Cancel the delayed work when destroying workqueue.

(cherry picked from commit 725a04ba5a95e89c89633d4322430cfbca7ce128)

Severity

7.8 (High)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2025-21968"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-04-01T16:15:28Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix slab-use-after-free on hdcp_work\n\n[Why]\nA slab-use-after-free is reported when HDCP is destroyed but the\nproperty_validate_dwork queue is still running.\n\n[How]\nCancel the delayed work when destroying workqueue.\n\n(cherry picked from commit 725a04ba5a95e89c89633d4322430cfbca7ce128)",
  "id": "GHSA-rvg2-pv9x-xxhg",
  "modified": "2025-11-03T21:33:26Z",
  "published": "2025-04-01T18:30:54Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-21968"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/06acfdef370ae018dad9592369e2d2fd9a40c09e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1397715b011bcdc6ad91b17df7acaee301e89db5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/378b361e2e30e9729f9a7676f7926868d14f4326"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4964dbc4191ab436877a5e3ecd9c67a4e50b7c36"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/93d701064e56788663d7c5918fbe5e060d5df587"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bac7b8b1a3f1a86eeec85835af106cbdc2b9d9f7"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e65e7bea220c3ce8c4c793b4ba35557f4994ab2b"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2025-21968 (GCVE-0-2025-21968)

Vulnerability from cvelistv5 – Published: 2025-04-01 15:47 – Updated: 2026-05-11 21:10

Title

drm/amd/display: Fix slab-use-after-free on hdcp_work

Summary

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix slab-use-after-free on hdcp_work [Why] A slab-use-after-free is reported when HDCP is destroyed but the property_validate_dwork queue is still running. [How] Cancel the delayed work when destroying workqueue. (cherry picked from commit 725a04ba5a95e89c89633d4322430cfbca7ce128)

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-10-01 18:15 UTC

CWE

CWE-416 - Use After Free

Assigner

Linux CNA under the mitre root

CNA scorecard D 54/100 over 6618 records in the last 180 days details

References

9 references

URL	Tags
https://git.kernel.org/stable/c/06acfdef370ae018d…
https://git.kernel.org/stable/c/1397715b011bcdc6a…
https://git.kernel.org/stable/c/4964dbc4191ab4368…
https://git.kernel.org/stable/c/378b361e2e30e9729…
https://git.kernel.org/stable/c/bac7b8b1a3f1a86ee…
https://git.kernel.org/stable/c/93d701064e5678866…
https://git.kernel.org/stable/c/e65e7bea220c3ce8c…
https://lists.debian.org/debian-lts-announce/2025…
https://lists.debian.org/debian-lts-announce/2025…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: da3fd7ac0bcf372cc57117bdfcd725cca7ef975a , < 06acfdef370ae018dad9592369e2d2fd9a40c09e (git) Affected: da3fd7ac0bcf372cc57117bdfcd725cca7ef975a , < 1397715b011bcdc6ad91b17df7acaee301e89db5 (git) Affected: da3fd7ac0bcf372cc57117bdfcd725cca7ef975a , < 4964dbc4191ab436877a5e3ecd9c67a4e50b7c36 (git) Affected: da3fd7ac0bcf372cc57117bdfcd725cca7ef975a , < 378b361e2e30e9729f9a7676f7926868d14f4326 (git) Affected: da3fd7ac0bcf372cc57117bdfcd725cca7ef975a , < bac7b8b1a3f1a86eeec85835af106cbdc2b9d9f7 (git) Affected: da3fd7ac0bcf372cc57117bdfcd725cca7ef975a , < 93d701064e56788663d7c5918fbe5e060d5df587 (git) Affected: da3fd7ac0bcf372cc57117bdfcd725cca7ef975a , < e65e7bea220c3ce8c4c793b4ba35557f4994ab2b (git)
Linux	Linux	Affected: 5.5 Unaffected: 0 , < 5.5 (semver) Unaffected: 5.10.236 , ≤ 5.10.* (semver) Unaffected: 5.15.180 , ≤ 5.15.* (semver) Unaffected: 6.1.132 , ≤ 6.1.* (semver) Unaffected: 6.6.84 , ≤ 6.6.* (semver) Unaffected: 6.12.20 , ≤ 6.12.* (semver) Unaffected: 6.13.8 , ≤ 6.13.* (semver) Unaffected: 6.14 , ≤ * (original_commit_for_fix)

Show details on NVD website

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  "containers": {
    "adp": [
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        "metrics": [
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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.
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GHSA-RVG2-PV9X-XXHG

CVE-2025-21968 (GCVE-0-2025-21968)

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