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CVE-2026-0138

Full vulnerability record from the local CVENow database.

Description

In lwis_io_buffer_write of lwis_io_buffer.c, there is a possible out of bounds write due to memory corruption. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

Severity
HIGH
CVSS score
7.8 (v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-06-16 20:16:24.623000
Last modified
2026-10-25 23:10:00.167000
View original CVE JSON
{
  "id": "CVE-2026-0138",
  "sourceIdentifier": "[email protected]",
  "published": "2026-06-16T20:16:24.623",
  "lastModified": "2026-10-25T23:10:00.167",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In lwis_io_buffer_write of lwis_io_buffer.c, there is a possible out of bounds write due to memory corruption. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation."
    },
    {
      "lang": "es",
      "value": "En lwis_io_buffer_write de lwis_io_buffer.c, hay una posible escritura fuera de límites debido a corrupción de memoria. Esto podría llevar a una escalada local de privilegios con privilegios de ejecución de Sistema necesarios. No se necesita interacción del usuario para la explotación."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Google",
          "product": "Android",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "Android kernel",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9
      }
    ],
    "ssvcV203": [
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        "ssvcData": {
          "timestamp": "2026-06-16T00:00:00+00:00",
          "id": "CVE-2026-0138",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-120"
        },
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:google:android:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "F8B9FEC8-73B6-43B8-B24E-1F7C20D91D26"
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  ],
  "references": [
    {
      "url": "https://source.android.com/docs/security/bulletin/pixel/2026/2026-06-01",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}