FKIE_CVE-2015-5239

Vulnerability from fkie_nvd - Published: 2020-01-23 20:15 - Updated: 2026-06-17 00:28
Severity
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
Integer overflow in the VNC display driver in QEMU before 2.1.0 allows attachers to cause a denial of service (process crash) via a CLIENT_CUT_TEXT message, which triggers an infinite loop.
References
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2015-10/msg00026.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2015-11/msg00005.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2015-11/msg00011.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2015/09/02/7Mailing List, Patch, Third Party Advisory
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-2745-1Patch, Third Party Advisory
secalert@redhat.comhttps://github.com/qemu/qemu/commit/f9a70e79391f6d7c2a912d785239ee8effc1922dPatch, Third Party Advisory
secalert@redhat.comhttps://www.arista.com/en/support/advisories-notices/security-advisories/1188-security-advisory-14Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00026.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00005.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00011.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2015/09/02/7Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2745-1Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/qemu/qemu/commit/f9a70e79391f6d7c2a912d785239ee8effc1922dPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.arista.com/en/support/advisories-notices/security-advisories/1188-security-advisory-14Third Party Advisory
Impacted products
Vendor Product Version
qemu qemu *
fedoraproject fedora 21
fedoraproject fedora 22
fedoraproject fedora 23
canonical ubuntu_linux 12.04
canonical ubuntu_linux 14.04
canonical ubuntu_linux 15.04
suse linux_enterprise_debuginfo 11
suse linux_enterprise_debuginfo 11
suse linux_enterprise_desktop 11
suse linux_enterprise_desktop 11
suse linux_enterprise_desktop 12
suse linux_enterprise_server 11
suse linux_enterprise_server 11
suse linux_enterprise_server 12
suse linux_enterprise_software_development_kit 11
suse linux_enterprise_software_development_kit 11
suse linux_enterprise_software_development_kit 12
arista eos 4.12
arista eos 4.13
arista eos 4.14
arista eos 4.15
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "QEMU",
          "vendor": "QEMU",
          "versions": [
            {
              "status": "affected",
              "version": "before 2.1.0"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Integer overflow in the VNC display driver in QEMU before 2.1.0 allows attachers to cause a denial of service (process crash) via a CLIENT_CUT_TEXT message, which triggers an infinite loop."
    },
    {
      "lang": "es",
      "value": "Un desbordamiento de enteros en el controlador de pantalla VNC en QEMU versiones anteriores a 2.1.0, permite a atacantes causar una denegaci\u00f3n de servicio (bloqueo del proceso) mediante un mensaje CLIENT_CUT_TEXT, que desencadena un bucle infinito."
    }
  ],
  "id": "CVE-2015-5239",
  "lastModified": "2026-06-17T00:28:44.240",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
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        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-01-23T20:15:11.887",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
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  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-835"
        }
      ],
      "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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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.


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