FKIE_CVE-2012-0850

Vulnerability from fkie_nvd - Published: 2012-08-20 19:55 - Updated: 2026-06-16 23:38
Severity
Summary
The sbr_qmf_synthesis function in libavcodec/aacsbr.c in FFmpeg before 0.9.1 allows remote attackers to cause a denial of service (application crash) via a crafted mpg file that triggers memory corruption involving the v_off variable, probably a buffer underflow.
References
secalert@redhat.comhttp://ffmpeg.org/security.html
secalert@redhat.comhttp://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=944f5b2779e4aa63f7624df6cd4de832a53db81b
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2012/02/01/11
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2012/02/14/4
secalert@redhat.comhttps://exchange.xforce.ibmcloud.com/vulnerabilities/78934
af854a3a-2127-422b-91ae-364da2661108http://ffmpeg.org/security.html
af854a3a-2127-422b-91ae-364da2661108http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=944f5b2779e4aa63f7624df6cd4de832a53db81b
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2012/02/01/11
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2012/02/14/4
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/78934
Impacted products
Vendor Product Version
ffmpeg ffmpeg *
ffmpeg ffmpeg 0.3
ffmpeg ffmpeg 0.3.1
ffmpeg ffmpeg 0.3.2
ffmpeg ffmpeg 0.3.3
ffmpeg ffmpeg 0.3.4
ffmpeg ffmpeg 0.4.0
ffmpeg ffmpeg 0.4.2
ffmpeg ffmpeg 0.4.3
ffmpeg ffmpeg 0.4.4
ffmpeg ffmpeg 0.4.5
ffmpeg ffmpeg 0.4.6
ffmpeg ffmpeg 0.4.7
ffmpeg ffmpeg 0.4.8
ffmpeg ffmpeg 0.4.9
ffmpeg ffmpeg 0.4.9
ffmpeg ffmpeg 0.5
ffmpeg ffmpeg 0.5.1
ffmpeg ffmpeg 0.5.2
ffmpeg ffmpeg 0.5.3
ffmpeg ffmpeg 0.5.4
ffmpeg ffmpeg 0.6
ffmpeg ffmpeg 0.6.1
ffmpeg ffmpeg 0.6.2
ffmpeg ffmpeg 0.7
ffmpeg ffmpeg 0.7.1
ffmpeg ffmpeg 0.7.2
ffmpeg ffmpeg 0.7.3
ffmpeg ffmpeg 0.7.6
ffmpeg ffmpeg 0.7.7
ffmpeg ffmpeg 0.7.8
ffmpeg ffmpeg 0.7.9
ffmpeg ffmpeg 0.7.11
ffmpeg ffmpeg 0.7.12
ffmpeg ffmpeg 0.8.0
ffmpeg ffmpeg 0.8.1
ffmpeg ffmpeg 0.8.2
ffmpeg ffmpeg 0.8.5
ffmpeg ffmpeg 0.8.6
ffmpeg ffmpeg 0.8.7
ffmpeg ffmpeg 0.8.8
ffmpeg ffmpeg 0.8.10
ffmpeg ffmpeg 0.8.11
To clipboard 

{
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    {
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          "vendor": "n/a",
          "versions": [
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              "version": "n/a"
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          "negate": false,
          "operator": "OR"
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      ]
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The sbr_qmf_synthesis function in libavcodec/aacsbr.c in FFmpeg before 0.9.1 allows remote attackers to cause a denial of service (application crash) via a crafted mpg file that triggers memory corruption involving the v_off variable, probably a buffer underflow."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n sbr_qmf_synthesis en libavcodec/aacsbr.c en FFmpeg antes de v0.9.1 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (por ca\u00edda de la aplicaci\u00f3n) a trav\u00e9s de un archivo  debidamente modificado que provoca da\u00f1os en la memoria en relaci\u00f3n a la variable v_off, probablemente por un desbordamiento de b\u00fafer.\r\n"
    }
  ],
  "id": "CVE-2012-0850",
  "lastModified": "2026-06-16T23:38:23.027",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ]
  },
  "published": "2012-08-20T19:55:04.997",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://ffmpeg.org/security.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=944f5b2779e4aa63f7624df6cd4de832a53db81b"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.openwall.com/lists/oss-security/2012/02/01/11"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.openwall.com/lists/oss-security/2012/02/14/4"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/78934"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://ffmpeg.org/security.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=944f5b2779e4aa63f7624df6cd4de832a53db81b"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.openwall.com/lists/oss-security/2012/02/01/11"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.openwall.com/lists/oss-security/2012/02/14/4"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/78934"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.