{
    "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2011-2501",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "n/a"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "n/a"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The png_format_buffer 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 allows remote attackers to cause a denial of service (application crash) via a crafted PNG image that triggers an out-of-bounds read during the copying of error-message data.  NOTE: this vulnerability exists because of a CVE-2004-0421 regression. NOTE: this is called an off-by-one error by some sources."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "49660",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/49660"
            },
            {
                "name": "45046",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/45046"
            },
            {
                "name": "USN-1175-1",
                "refsource": "UBUNTU",
                "url": "http://www.ubuntu.com/usn/USN-1175-1"
            },
            {
                "name": "http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng;a=commit;h=65e6d5a34f49acdb362a0625a706c6b914e670af",
                "refsource": "CONFIRM",
                "url": "http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng;a=commit;h=65e6d5a34f49acdb362a0625a706c6b914e670af"
            },
            {
                "name": "MDVSA-2011:151",
                "refsource": "MANDRIVA",
                "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:151"
            },
            {
                "name": "48474",
                "refsource": "BID",
                "url": "http://www.securityfocus.com/bid/48474"
            },
            {
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=717084",
                "refsource": "CONFIRM",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=717084"
            },
            {
                "name": "SSA:2011-210-01",
                "refsource": "SLACKWARE",
                "url": "http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.617466"
            },
            {
                "name": "GLSA-201206-15",
                "refsource": "GENTOO",
                "url": "http://security.gentoo.org/glsa/glsa-201206-15.xml"
            },
            {
                "name": "[oss-security] 20110627 CVE request for libpng regression (CVE-2004-0421)",
                "refsource": "MLIST",
                "url": "http://www.openwall.com/lists/oss-security/2011/06/27/13"
            },
            {
                "name": "FEDORA-2011-8868",
                "refsource": "FEDORA",
                "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062720.html"
            },
            {
                "name": "libpng-pngerror-dos(68517)",
                "refsource": "XF",
                "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/68517"
            },
            {
                "name": "45289",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/45289"
            },
            {
                "name": "FEDORA-2011-9336",
                "refsource": "FEDORA",
                "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063118.html"
            },
            {
                "name": "DSA-2287",
                "refsource": "DEBIAN",
                "url": "http://www.debian.org/security/2011/dsa-2287"
            },
            {
                "name": "http://sourceforge.net/mailarchive/forum.php?thread_name=BANLkTikrnU6FJNQYFvwmt78hwpgKPVRd1Q%40mail.gmail.com&forum_name=png-mng-implement",
                "refsource": "CONFIRM",
                "url": "http://sourceforge.net/mailarchive/forum.php?thread_name=BANLkTikrnU6FJNQYFvwmt78hwpgKPVRd1Q%40mail.gmail.com&forum_name=png-mng-implement"
            },
            {
                "name": "45405",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/45405"
            },
            {
                "name": "RHSA-2011:1105",
                "refsource": "REDHAT",
                "url": "http://www.redhat.com/support/errata/RHSA-2011-1105.html"
            },
            {
                "name": "[oss-security] 20110628 Re: CVE request for libpng regression (CVE-2004-0421)",
                "refsource": "MLIST",
                "url": "http://www.openwall.com/lists/oss-security/2011/06/28/16"
            },
            {
                "name": "45460",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/45460"
            },
            {
                "name": "45486",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/45486"
            },
            {
                "name": "45492",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/45492"
            },
            {
                "name": "45415",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/45415"
            }
        ]
    }
}