FKIE_CVE-2026-20454

Vulnerability from fkie_nvd - Published: 2026-06-01 04:16 - Updated: 2026-06-01 18:09
Summary
In geniezone, there is a possible out of bounds write due to a race condition. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10873936; Issue ID: MSV-6786.
Impacted products
Vendor Product Version
mediatek mt6739_firmware -
mediatek mt6739 -
mediatek mt6761_firmware -
mediatek mt6761 -
mediatek mt6765_firmware -
mediatek mt6765 -
mediatek mt6768_firmware -
mediatek mt6768 -
mediatek mt6781_firmware -
mediatek mt6781 -
mediatek mt6789_firmware -
mediatek mt6789 -
mediatek mt6835_firmware -
mediatek mt6835 -
mediatek mt6853_firmware -
mediatek mt6853 -
mediatek mt6855_firmware -
mediatek mt6855 -
mediatek mt6877_firmware -
mediatek mt6877 -
mediatek mt6878_firmware -
mediatek mt6878 -
mediatek mt6879_firmware -
mediatek mt6879 -
mediatek mt6883_firmware -
mediatek mt6883 -
mediatek mt6885_firmware -
mediatek mt6885 -
mediatek mt6886_firmware -
mediatek mt6886 -
mediatek mt6889_firmware -
mediatek mt6889 -
mediatek mt6893_firmware -
mediatek mt6893 -
mediatek mt6895_firmware -
mediatek mt6895 -
mediatek mt6897_firmware -
mediatek mt6897 -
mediatek mt6899_firmware -
mediatek mt6899 -
mediatek mt6983_firmware -
mediatek mt6983 -
mediatek mt6985_firmware -
mediatek mt6985 -
mediatek mt6989_firmware -
mediatek mt6989 -
mediatek mt6991_firmware -
mediatek mt6991 -
mediatek mt8673_firmware -
mediatek mt8673 -
mediatek mt8765_firmware -
mediatek mt8765 -
mediatek mt8766_firmware -
mediatek mt8766 -
mediatek mt8768_firmware -
mediatek mt8768 -
mediatek mt8781_firmware -
mediatek mt8781 -
mediatek mt8786_firmware -
mediatek mt8786 -
mediatek mt8788_firmware -
mediatek mt8788 -
mediatek mt8791t_firmware -
mediatek mt8791t -
mediatek mt8793_firmware -
mediatek mt8793 -
mediatek mt8797_firmware -
mediatek mt8797 -
mediatek mt8798_firmware -
mediatek mt8798 -
mediatek mt8910_firmware -
mediatek mt8910 -

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In geniezone, there is a possible out of bounds write due to a race condition. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10873936; Issue ID: MSV-6786."
    }
  ],
  "id": "CVE-2026-20454",
  "lastModified": "2026-06-01T18:09:44.583",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "exploitabilityScore": 0.5,
        "impactScore": 5.9,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
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  },
  "published": "2026-06-01T04:16:22.033",
  "references": [
    {
      "source": "security@mediatek.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://corp.mediatek.com/product-security-bulletin/June-2026"
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  "sourceIdentifier": "security@mediatek.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-367"
        }
      ],
      "source": "security@mediatek.com",
      "type": "Secondary"
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  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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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Detection rules are retrieved from Rulezet.

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