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CVE-2014-9922

Status: ModifiedHigh (7.8)—
Severity7.8High · CVSS 3.0
Exploitation probability1.27 %higher than 70% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

The eCryptfs subsystem in the Linux kernel before 3.18 allows local users to gain privileges via a large filesystem stack that includes an overlayfs layer, related to fs/ecryptfs/main.c and fs/overlayfs/super.c.

CVSS

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

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
1.27 %
Percentile among all scored CVEs
70
Score date
10/23/2026

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 (2)

Google — AndroidLinux — Linux Kernel

CWEs

References

Show 10 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2014-9922",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
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        "obtainAllPrivilege": false,
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        "obtainUserPrivilege": false,
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        "userInteractionRequired": true
      }
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    "cvssMetricV30": [
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          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
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  "published": "2017-04-04T05:59:00.203",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-264"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The eCryptfs subsystem in the Linux kernel before 3.18 allows local users to gain privileges via a large filesystem stack that includes an overlayfs layer, related to fs/ecryptfs/main.c and fs/overlayfs/super.c."
    },
    {
      "lang": "es",
      "value": "El subsistema eCryptfs en el kernel de Linux en versiones anteriores a 3.18 permite a los usuarios locales obtener privilegios a través de una pila de archivos grande que incluye una capa de superposición, relacionada con fs/ecryptfs/main.c y fs/overlayfs/super.c."
    }
  ],
  "lastModified": "2026-06-17T00:19:14.993",
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  "sourceIdentifier": "security@android.com"
}