Vulnerability-Lookup

CVE-2025-39678 (GCVE-0-2025-39678)

Vulnerability from cvelistv5 – Published: 2025-09-05 17:20 – Updated: 2026-05-11 21:34

Title

platform/x86/amd/hsmp: Ensure sock->metric_tbl_addr is non-NULL

Summary

In the Linux kernel, the following vulnerability has been resolved: platform/x86/amd/hsmp: Ensure sock->metric_tbl_addr is non-NULL If metric table address is not allocated, accessing metrics_bin will result in a NULL pointer dereference, so add a check.

Severity

5.5 (Medium)


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

Assigner

Linux mitre root

References

3 references

URL	Tags
https://git.kernel.org/stable/c/782977c0d8ba432b6…
https://git.kernel.org/stable/c/d47782d5c0cb87b98…
https://git.kernel.org/stable/c/2c78fb287e1f430b9…

Impacted products

2 products

Vendor	Product	Version	CPE status
Linux	Linux	Affected: 5150542b8ec5fb561be080ed0ef3bab8598154c3 , < 782977c0d8ba432b6fd3d5d0d87016a523ec1c69 (git) Affected: 5150542b8ec5fb561be080ed0ef3bab8598154c3 , < d47782d5c0cb87b9826041f34505580204ccf703 (git) Affected: 5150542b8ec5fb561be080ed0ef3bab8598154c3 , < 2c78fb287e1f430b929f2e49786518350d15605c (git)	guessed
Linux	Linux	Affected: 6.7 Unaffected: 0 , < 6.7 (semver) Unaffected: 6.12.56 , ≤ 6.12.* (semver) Unaffected: 6.16.4 , ≤ 6.16.* (semver) Unaffected: 6.17 , ≤ * (original_commit_for_fix)	guessed

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          "programFiles": [
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    "redhat_vex": {
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      "cve": "CVE-2025-39678",
      "id": "CVE-2025-39678",
      "initial_release_date": "2025-09-05T00:00:00+00:00",
      "product_status:known_affected": "274",
      "source": "Red Hat CSAF VEX",
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      "title": "kernel: platform/x86/amd/hsmp: Ensure sock-\u003emetric_tbl_addr is non-NULL",
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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.

Detection rules are retrieved from Rulezet.

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.

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CVE-2025-39678 (GCVE-0-2025-39678)

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