{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2011-2691",
        "ASSIGNER": "secalert@redhat.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The png_err function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 makes a function call using a NULL pointer argument instead of an empty-string argument, which allows remote attackers to cause a denial of service (application crash) via a crafted PNG image."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "n/a"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html",
                "refsource": "MISC",
                "name": "http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html"
            },
            {
                "url": "http://support.apple.com/kb/HT5002",
                "refsource": "MISC",
                "name": "http://support.apple.com/kb/HT5002"
            },
            {
                "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063118.html",
                "refsource": "MISC",
                "name": "http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063118.html"
            },
            {
                "url": "http://secunia.com/advisories/45046",
                "refsource": "MISC",
                "name": "http://secunia.com/advisories/45046"
            },
            {
                "url": "http://secunia.com/advisories/45405",
                "refsource": "MISC",
                "name": "http://secunia.com/advisories/45405"
            },
            {
                "url": "http://secunia.com/advisories/45492",
                "refsource": "MISC",
                "name": "http://secunia.com/advisories/45492"
            },
            {
                "url": "http://secunia.com/advisories/49660",
                "refsource": "MISC",
                "name": "http://secunia.com/advisories/49660"
            },
            {
                "url": "http://security.gentoo.org/glsa/glsa-201206-15.xml",
                "refsource": "MISC",
                "name": "http://security.gentoo.org/glsa/glsa-201206-15.xml"
            },
            {
                "url": "http://www.debian.org/security/2011/dsa-2287",
                "refsource": "MISC",
                "name": "http://www.debian.org/security/2011/dsa-2287"
            },
            {
                "url": "http://www.libpng.org/pub/png/libpng.html",
                "refsource": "MISC",
                "name": "http://www.libpng.org/pub/png/libpng.html"
            },
            {
                "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:151",
                "refsource": "MISC",
                "name": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:151"
            },
            {
                "url": "http://www.openwall.com/lists/oss-security/2011/07/13/2",
                "refsource": "MISC",
                "name": "http://www.openwall.com/lists/oss-security/2011/07/13/2"
            },
            {
                "url": "http://marc.info/?l=bugtraq&m=133951357207000&w=2",
                "refsource": "MISC",
                "name": "http://marc.info/?l=bugtraq&m=133951357207000&w=2"
            },
            {
                "url": "http://www.securityfocus.com/bid/48660",
                "refsource": "MISC",
                "name": "http://www.securityfocus.com/bid/48660"
            },
            {
                "url": "http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=commit%3Bh=9dad5e37aef295b4ef8dea39392b652deebc9261",
                "refsource": "MISC",
                "name": "http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=commit%3Bh=9dad5e37aef295b4ef8dea39392b652deebc9261"
            },
            {
                "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/68537",
                "refsource": "MISC",
                "name": "https://exchange.xforce.ibmcloud.com/vulnerabilities/68537"
            },
            {
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=720608",
                "refsource": "MISC",
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=720608"
            }
        ]
    }
}