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CVE-2016-0823

Status: ModifiedMedium (4)—
Severity4Medium · CVSS 3.0
Exploitation probability0.31 %higher than 23% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

The pagemap_open function in fs/proc/task_mmu.c in the Linux kernel before 3.19.3, as used in Android 6.0.1 before 2016-03-01, allows local users to obtain sensitive physical-address information by reading a pagemap file, aka Android internal bug 25739721.

CVSS

Base score
4
Version
3.0
Vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
0.31 %
Percentile among all scored CVEs
23
Score date
10/24/2026

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 12 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2016-0823",
  "cveTags": [],
  "metrics": {
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          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": true,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
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        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false
      }
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    "cvssMetricV30": [
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          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
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        "impactScore": 1.4,
        "exploitabilityScore": 2.5
      }
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  "affected": [
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  "published": "2016-03-12T21:59:08.027",
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    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The pagemap_open function in fs/proc/task_mmu.c in the Linux kernel before 3.19.3, as used in Android 6.0.1 before 2016-03-01, allows local users to obtain sensitive physical-address information by reading a pagemap file, aka Android internal bug 25739721."
    },
    {
      "lang": "es",
      "value": "La función pagemap_open en fs/proc/task_mmu.c en el kernel de Linux en versiones anteriores a 3.19.3, tal como se utiliza en Android 6.0.1 en versiones anteriores a 2016-03-01, permite a usuarios locales obtener información sensible de la dirección física leyendo un archivo pagemap, también conocido como error interno de Android 25739721."
    }
  ],
  "lastModified": "2026-06-17T00:38:18.200",
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        {
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  "sourceIdentifier": "security@android.com"
}