CVE-2018-11986

Status: ModifiedHigh (7.8)—
Severity7.8High · CVSS 3.0
Exploitation probability0.14 %higher than 3% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

In all android releases(Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, Possible buffer overflow in TX and RX FIFOs of microcontroller in camera subsystem used to exchange commands and messages between Micro FW and CPP driver.

CVSS

Base score
7.8
Version
3.0
Vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
0.14 %
Percentile among all scored CVEs
3
Score date
10/21/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

CWEs

References

Show 2 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2018-11986",
  "cveTags": [],
  "metrics": {
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      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
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          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 6.4,
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          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "product-security@qualcomm.com",
      "affectedData": [
        {
          "vendor": "Qualcomm, Inc.",
          "product": "Android for MSM, Firefox OS for MSM, QRD Android",
          "versions": [
            {
              "status": "affected",
              "version": "All Android releases from CAF using the Linux kernel"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-12-20T15:29:03.017",
  "references": [
    {
      "url": "https://www.codeaurora.org/security-bulletin/2018/12/03/december-2018-code-aurora-security-bulletin",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "product-security@qualcomm.com"
    },
    {
      "url": "https://www.codeaurora.org/security-bulletin/2018/12/03/december-2018-code-aurora-security-bulletin",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In all android releases(Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, Possible buffer overflow in TX and RX FIFOs of microcontroller in camera subsystem used to exchange commands and messages between Micro FW and CPP driver."
    },
    {
      "lang": "es",
      "value": "En todas las distribuciones de Android de CAF (Android for MSM, Firefox OS for MSM y QRD Android) que utilizan el kernel de Linux, hay un posible desbordamiento de búfer en los FIFO de TX y TX del microcontrolador en el subsistema de la cámara empleado para intercambiar comandos y mensajes entre el microfirmware y el controlador CPP."
    }
  ],
  "lastModified": "2026-06-17T01:36:57.420",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:google:android:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F8B9FEC8-73B6-43B8-B24E-1F7C20D91D26"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "product-security@qualcomm.com"
}