Vulnerability-Lookup

GHSA-M2QV-9V9X-X3FP

Vulnerability from github – Published: 2025-03-17 18:31 – Updated: 2025-03-17 18:31

Details

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

mt76: mt7915: fix possible NULL pointer dereference in mt7915_mac_fill_rx_vector

Fix possible NULL pointer dereference in mt7915_mac_fill_rx_vector routine if the chip does not support dbdc and the hw reports band_idx set to 1.

Severity

5.5 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2022-49484"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-02-26T07:01:24Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nmt76: mt7915: fix possible NULL pointer dereference in mt7915_mac_fill_rx_vector\n\nFix possible NULL pointer dereference in mt7915_mac_fill_rx_vector\nroutine if the chip does not support dbdc and the hw reports band_idx\nset to 1.",
  "id": "GHSA-m2qv-9v9x-x3fp",
  "modified": "2025-03-17T18:31:50Z",
  "published": "2025-03-17T18:31:50Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-49484"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/268e8ef187eb8780d021b0e4f5ffa92dee5c4983"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/62fdc974894eec80d678523458cf99bbdb887e22"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2022-49484 (GCVE-0-2022-49484)

Vulnerability from cvelistv5 – Published: 2025-02-26 02:13 – Updated: 2026-05-11 19:00

Title

mt76: mt7915: fix possible NULL pointer dereference in mt7915_mac_fill_rx_vector

Summary

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7915: fix possible NULL pointer dereference in mt7915_mac_fill_rx_vector Fix possible NULL pointer dereference in mt7915_mac_fill_rx_vector routine if the chip does not support dbdc and the hw reports band_idx set to 1.

Severity

5.5 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-10-01 19:39 UTC

CWE

CWE-476 - NULL Pointer Dereference

Assigner

Linux CNA under the mitre root

CNA scorecard D 53/100 over 6794 records in the last 180 days details

References

2 references

URL	Tags
https://git.kernel.org/stable/c/268e8ef187eb8780d…
https://git.kernel.org/stable/c/62fdc974894eec80d…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 78fc30a21cf1175e97567fa5153c0efc7d955a45 , < 268e8ef187eb8780d021b0e4f5ffa92dee5c4983 (git) Affected: 78fc30a21cf1175e97567fa5153c0efc7d955a45 , < 62fdc974894eec80d678523458cf99bbdb887e22 (git)
Linux	Linux	Affected: 5.12 Unaffected: 0 , < 5.12 (semver) Unaffected: 5.18.3 , ≤ 5.18.* (semver) Unaffected: 5.19 , ≤ * (original_commit_for_fix)

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  "containers": {
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        "metrics": [
          {
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              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 5.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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              "content": {
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                "timestamp": "2025-10-01T19:39:13.492274Z",
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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      "affected": [
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          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/mediatek/mt76/mt7915/mac.c"
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          "versions": [
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        }
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      "providerMetadata": {
        "dateUpdated": "2026-05-11T19:00:47.392Z",
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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.

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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.
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