FKIE_CVE-2006-1526

Vulnerability from fkie_nvd - Published: 2006-05-02 21:06 - Updated: 2026-06-16 22:23
Severity
Summary
Buffer overflow in the X render (Xrender) extension in X.org X server 6.8.0 up to allows attackers to cause a denial of service (crash), as demonstrated by the (1) XRenderCompositeTriStrip and (2) XRenderCompositeTriFan requests in the rendertest from XCB xcb/xcb-demo, which leads to an incorrect memory allocation due to a typo in an expression that uses a "&" instead of a "*" operator. NOTE: the subject line of the original announcement used an incorrect CVE number for this issue.
References
secalert@redhat.comhttp://lists.freedesktop.org/archives/xorg/2006-May/015136.htmlPatch
secalert@redhat.comhttp://secunia.com/advisories/19900Patch, Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/19915Patch, Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/19916Patch, Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/19921Patch, Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/19943Patch, Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/19951Patch, Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/19956Patch, Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/19983
secalert@redhat.comhttp://securitytracker.com/id?1016018
secalert@redhat.comhttp://sunsolve.sun.com/search/document.do?assetkey=1-26-102339-1
secalert@redhat.comhttp://www.gentoo.org/security/en/glsa/glsa-200605-02.xmlPatch, Vendor Advisory
secalert@redhat.comhttp://www.kb.cert.org/vuls/id/633257US Government Resource
secalert@redhat.comhttp://www.mandriva.com/security/advisories?name=MDKSA-2006:081
secalert@redhat.comhttp://www.novell.com/linux/security/advisories/2006_05_03.htmlPatch, Vendor Advisory
secalert@redhat.comhttp://www.openbsd.org/errata38.html#xorg
secalert@redhat.comhttp://www.redhat.com/support/errata/RHSA-2006-0451.htmlPatch, Vendor Advisory
secalert@redhat.comhttp://www.securityfocus.com/archive/1/436327/100/0/threaded
secalert@redhat.comhttp://www.securityfocus.com/bid/17795
secalert@redhat.comhttp://www.trustix.org/errata/2006/0024
secalert@redhat.comhttp://www.vupen.com/english/advisories/2006/1617
secalert@redhat.comhttps://bugs.freedesktop.org/show_bug.cgi?id=6642
secalert@redhat.comhttps://exchange.xforce.ibmcloud.com/vulnerabilities/26200
secalert@redhat.comhttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9929
secalert@redhat.comhttps://usn.ubuntu.com/280-1/
af854a3a-2127-422b-91ae-364da2661108http://lists.freedesktop.org/archives/xorg/2006-May/015136.htmlPatch
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/19900Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/19915Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/19916Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/19921Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/19943Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/19951Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/19956Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/19983
af854a3a-2127-422b-91ae-364da2661108http://securitytracker.com/id?1016018
af854a3a-2127-422b-91ae-364da2661108http://sunsolve.sun.com/search/document.do?assetkey=1-26-102339-1
af854a3a-2127-422b-91ae-364da2661108http://www.gentoo.org/security/en/glsa/glsa-200605-02.xmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.kb.cert.org/vuls/id/633257US Government Resource
af854a3a-2127-422b-91ae-364da2661108http://www.mandriva.com/security/advisories?name=MDKSA-2006:081
af854a3a-2127-422b-91ae-364da2661108http://www.novell.com/linux/security/advisories/2006_05_03.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openbsd.org/errata38.html#xorg
af854a3a-2127-422b-91ae-364da2661108http://www.redhat.com/support/errata/RHSA-2006-0451.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/436327/100/0/threaded
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/17795
af854a3a-2127-422b-91ae-364da2661108http://www.trustix.org/errata/2006/0024
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2006/1617
af854a3a-2127-422b-91ae-364da2661108https://bugs.freedesktop.org/show_bug.cgi?id=6642
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/26200
af854a3a-2127-422b-91ae-364da2661108https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9929
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/280-1/
Impacted products
Vendor Product Version
x.org x11r6 6.7.0
x.org x11r6 6.8
x.org x11r6 6.8.1
x.org x11r6 6.9

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:x.org:x11r6:6.7.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "76FFBC43-2178-48DF-B61E-CCBA4682AC5E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:x.org:x11r6:6.8:*:*:*:*:*:*:*",
              "matchCriteriaId": "8F506308-E878-4AA5-B5D5-A7E148D63947",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:x.org:x11r6:6.8.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "D129D08C-AF18-4F9D-9781-64B8C1CFD65E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:x.org:x11r6:6.9:*:*:*:*:*:*:*",
              "matchCriteriaId": "3F9809AF-75A2-4E08-9E41-EE9DB960E789",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Buffer overflow in the X render (Xrender) extension in X.org X server 6.8.0 up to allows attackers to cause a denial of service (crash), as demonstrated by the (1) XRenderCompositeTriStrip and (2) XRenderCompositeTriFan requests in the rendertest from XCB xcb/xcb-demo, which leads to an incorrect memory allocation due to a typo in an expression that uses a \"\u0026\" instead of a \"*\" operator. NOTE: the subject line of the original announcement used an incorrect CVE number for this issue."
    }
  ],
  "id": "CVE-2006-1526",
  "lastModified": "2026-06-16T22:23:07.770",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 2.1,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2006-05-02T21:06:00.000",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch"
      ],
      "url": "http://lists.freedesktop.org/archives/xorg/2006-May/015136.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19900"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19915"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19916"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19921"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19943"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19951"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19956"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://secunia.com/advisories/19983"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://securitytracker.com/id?1016018"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-26-102339-1"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.gentoo.org/security/en/glsa/glsa-200605-02.xml"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "US Government Resource"
      ],
      "url": "http://www.kb.cert.org/vuls/id/633257"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:081"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.novell.com/linux/security/advisories/2006_05_03.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.openbsd.org/errata38.html#xorg"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.redhat.com/support/errata/RHSA-2006-0451.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.securityfocus.com/archive/1/436327/100/0/threaded"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.securityfocus.com/bid/17795"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.trustix.org/errata/2006/0024"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.vupen.com/english/advisories/2006/1617"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugs.freedesktop.org/show_bug.cgi?id=6642"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/26200"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9929"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://usn.ubuntu.com/280-1/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "http://lists.freedesktop.org/archives/xorg/2006-May/015136.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19900"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19915"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19916"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19921"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19943"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19951"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/19956"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/19983"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://securitytracker.com/id?1016018"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-26-102339-1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.gentoo.org/security/en/glsa/glsa-200605-02.xml"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "US Government Resource"
      ],
      "url": "http://www.kb.cert.org/vuls/id/633257"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:081"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.novell.com/linux/security/advisories/2006_05_03.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.openbsd.org/errata38.html#xorg"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.redhat.com/support/errata/RHSA-2006-0451.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/archive/1/436327/100/0/threaded"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/17795"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.trustix.org/errata/2006/0024"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.vupen.com/english/advisories/2006/1617"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://bugs.freedesktop.org/show_bug.cgi?id=6642"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/26200"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9929"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://usn.ubuntu.com/280-1/"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "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.

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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