CVE-2014-7937

Status: ModifiedHigh (7.5)—

Severity7.5High · CVSS 2.0

Exploitation probability1.83 %higher than 79% of CVEs

Active exploitationNonot in the CISA catalog

Public exploitNot knownno public code found

Multiple off-by-one errors in libavcodec/vorbisdec.c in FFmpeg before 2.4.2, as used in Google Chrome before 40.0.2214.91, allow remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted Vorbis I data.

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: 1.83 %
Percentile among all scored CVEs: 79
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 (2)

Ffmpeg — Ffmpeg Google — Chrome

CWEs

CWE-119

References

Show 28 references

Raw JSON (NVD)

Show

{
  "id": "CVE-2014-7937",
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          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
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          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": true,
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        "obtainAllPrivilege": false,
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        "userInteractionRequired": false
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      "affectedData": [
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  "published": "2015-01-22T22:59:18.380",
  "references": [
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      "url": "http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=8c50704ebf1777bee76772c4835d9760b3721057",
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  "vulnStatus": "Modified",
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      "description": [
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      "lang": "en",
      "value": "Multiple off-by-one errors in libavcodec/vorbisdec.c in FFmpeg before 2.4.2, as used in Google Chrome before 40.0.2214.91, allow remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted Vorbis I data."
    },
    {
      "lang": "es",
      "value": "Múltiples errores de superación de límite (off-by-one) en libavcodec/vorbisdec.c en FFmpeg anterior a 2.4.2, utilizado en Google Chrome anterior a 40.0.2214.91, permiten a atacantes remotos causar una denegación de servicio (uso después de liberación) o posiblemente tener orto impacto no especificados a través de datos Vorbis I manipulados."
    }
  ],
  "lastModified": "2026-06-17T00:15:59.030",
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}