CVE-2014-7927

Status: ModifiedHigh (7.5)—
Severity7.5High · CVSS 2.0
Exploitation probability4.20 %higher than 91% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

The SimplifiedLowering::DoLoadBuffer function in compiler/simplified-lowering.cc in Google V8, as used in Google Chrome before 40.0.2214.91, does not properly choose an integer data type, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via crafted JavaScript code.

CVSS

Base score
7.5
Version
2.0
Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
4.20 %
Percentile among all scored CVEs
91
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 24 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2014-7927",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "chrome-cve-admin@google.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
            }
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        }
      ]
    }
  ],
  "published": "2015-01-22T22:59:08.880",
  "references": [
    {
      "url": "http://googlechromereleases.blogspot.com/2015/01/stable-update.html",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00005.html",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2015-0093.html",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "http://secunia.com/advisories/62383",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "http://secunia.com/advisories/62575",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "http://secunia.com/advisories/62665",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-201502-13.xml",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/72288",
      "source": "chrome-cve-admin@google.com"
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    {
      "url": "http://www.securitytracker.com/id/1031623",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-2476-1",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "https://code.google.com/p/chromium/issues/detail?id=444695",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "https://codereview.chromium.org/824843002",
      "source": "chrome-cve-admin@google.com"
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    {
      "url": "http://googlechromereleases.blogspot.com/2015/01/stable-update.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00005.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://rhn.redhat.com/errata/RHSA-2015-0093.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://secunia.com/advisories/62383",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://secunia.com/advisories/62575",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/62665",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-201502-13.xml",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/72288",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://www.securitytracker.com/id/1031623",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://www.ubuntu.com/usn/USN-2476-1",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://code.google.com/p/chromium/issues/detail?id=444695",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://codereview.chromium.org/824843002",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-189"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The SimplifiedLowering::DoLoadBuffer function in compiler/simplified-lowering.cc in Google V8, as used in Google Chrome before 40.0.2214.91, does not properly choose an integer data type, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via crafted JavaScript code."
    },
    {
      "lang": "es",
      "value": "La función SimplifiedLowering::DoLoadBuffer en compiler/simplified-lowering.cc en Google V8, utilizado en Google Chrome anterior a 40.0.2214.91, no elige correctamente un tipo de datos de enteros, lo que permite a atacantes remotos causar una denegación de servicio (corrupción de memoria) o posiblemente tener otro impacto no especificado a través de código JavaScript manipulado."
    }
  ],
  "lastModified": "2026-06-17T00:15:57.713",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B248CC65-0394-4432-9520-52E99C17EA4A",
              "versionEndIncluding": "40.0.2214.85"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "chrome-cve-admin@google.com"
}