{"cve":{"cve_id":"CVE-2008-4226","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.04051,"epss_percentile":0.89321,"epss_as_of":"2026-06-23","description":"Integer overflow in the xmlSAX2Characters function in libxml2 2.7.2 allows context-dependent attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a large XML document.","published_at":"2008-11-25T23:00:00Z","last_modified_at":"2026-06-16T22:57:25.333000Z","cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-399"],"nvd_references":["http://secunia.com/advisories/32766","http://support.apple.com/kb/HT3639","http://sunsolve.sun.com/search/document.do?assetkey=1-21-141243-01-1","http://www.securityfocus.com/bid/32326","http://secunia.com/advisories/32773","https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6360","http://www.vupen.com/english/advisories/2009/1621","http://sunsolve.sun.com/search/document.do?assetkey=1-21-126356-03-1","https://bugzilla.redhat.com/show_bug.cgi?id=470466","https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6219","https://www.redhat.com/archives/fedora-package-announce/2008-November/msg00513.html","http://secunia.com/advisories/32807","http://lists.apple.com/archives/security-announce/2009/jun/msg00002.html","https://www.redhat.com/archives/fedora-package-announce/2008-November/msg00472.html","http://www.osvdb.org/49993","http://secunia.com/advisories/32764","http://www.vmware.com/security/advisories/VMSA-2009-0001.html","http://www.ubuntu.com/usn/usn-673-1","http://www.vupen.com/english/advisories/2009/0301","https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9888","http://secunia.com/advisories/33746","https://admin.fedoraproject.org/updates/libxml2-2.7.2-2.fc9","http://www.vupen.com/english/advisories/2009/0034","http://secunia.com/advisories/34247","http://support.avaya.com/elmodocs2/security/ASA-2009-067.htm","http://secunia.com/advisories/36173","http://www.vupen.com/english/advisories/2009/1522","http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02029444","http://sunsolve.sun.com/search/document.do?assetkey=1-26-251406-1","http://security.gentoo.org/glsa/glsa-200812-06.xml","http://lists.apple.com/archives/security-announce/2009/Jun/msg00005.html","http://secunia.com/advisories/32872","http://support.avaya.com/elmodocs2/security/ASA-2009-002.htm","http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.473974","http://wiki.rpath.com/Advisories:rPSA-2008-0325","http://www.debian.org/security/2008/dsa-1666","http://secunia.com/advisories/32802","http://secunia.com/advisories/35379","http://secunia.com/advisories/32974","http://secunia.com/advisories/33792","http://secunia.com/advisories/36235","http://secunia.com/advisories/32762","http://sunsolve.sun.com/search/document.do?assetkey=1-66-265329-1","http://www.redhat.com/support/errata/RHSA-2008-0988.html","http://secunia.com/advisories/33417","https://admin.fedoraproject.org/updates/libxml2-2.7.2-2.fc10","http://sunsolve.sun.com/search/document.do?assetkey=1-66-261688-1","http://www.mandriva.com/security/advisories?name=MDVSA-2008:231","http://support.apple.com/kb/HT3613","http://www.vupen.com/english/advisories/2009/0323","http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00002.html","http://secunia.com/advisories/32811","http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02029444","http://www.vupen.com/english/advisories/2008/3176","http://securitytracker.com/id?1021238"],"vuln_status":"Modified","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:04:38.564560Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"xmlsoft","vendor_name":"xmlsoft","product_slug":"libxml","product_name":"libxml","version_start":"2.7.2","version_start_inclusive":true,"version_end":"2.7.2","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:xmlsoft:libxml:2.7.2:*:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"http://secunia.com/advisories/32766","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://support.apple.com/kb/HT3639","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-21-141243-01-1","source_type":"MISC","tags":[]},{"url":"http://www.securityfocus.com/bid/32326","source_type":"MISC","tags":[]},{"url":"http://secunia.com/advisories/32773","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6360","source_type":"MISC","tags":[]},{"url":"http://www.vupen.com/english/advisories/2009/1621","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-21-126356-03-1","source_type":"MISC","tags":[]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=470466","source_type":"MISC","tags":[]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6219","source_type":"MISC","tags":[]},{"url":"https://www.redhat.com/archives/fedora-package-announce/2008-November/msg00513.html","source_type":"MISC","tags":[]},{"url":"http://secunia.com/advisories/32807","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://lists.apple.com/archives/security-announce/2009/jun/msg00002.html","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://www.redhat.com/archives/fedora-package-announce/2008-November/msg00472.html","source_type":"MISC","tags":[]},{"url":"http://www.osvdb.org/49993","source_type":"MISC","tags":[]},{"url":"http://secunia.com/advisories/32764","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.vmware.com/security/advisories/VMSA-2009-0001.html","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.ubuntu.com/usn/usn-673-1","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.vupen.com/english/advisories/2009/0301","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9888","source_type":"MISC","tags":[]},{"url":"http://secunia.com/advisories/33746","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://admin.fedoraproject.org/updates/libxml2-2.7.2-2.fc9","source_type":"MISC","tags":[]},{"url":"http://www.vupen.com/english/advisories/2009/0034","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://secunia.com/advisories/34247","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://support.avaya.com/elmodocs2/security/ASA-2009-067.htm","source_type":"MISC","tags":[]},{"url":"http://secunia.com/advisories/36173","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.vupen.com/english/advisories/2009/1522","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02029444","source_type":"MISC","tags":[]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-26-251406-1","source_type":"MISC","tags":[]},{"url":"http://security.gentoo.org/glsa/glsa-200812-06.xml","source_type":"MISC","tags":[]},{"url":"http://lists.apple.com/archives/security-announce/2009/Jun/msg00005.html","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"http://secunia.com/advisories/32872","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://support.avaya.com/elmodocs2/security/ASA-2009-002.htm","source_type":"MISC","tags":[]},{"url":"http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.473974","source_type":"MISC","tags":[]},{"url":"http://wiki.rpath.com/Advisories:rPSA-2008-0325","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.debian.org/security/2008/dsa-1666","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://secunia.com/advisories/32802","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://secunia.com/advisories/35379","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://secunia.com/advisories/32974","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://secunia.com/advisories/33792","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://secunia.com/advisories/36235","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://secunia.com/advisories/32762","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-66-265329-1","source_type":"MISC","tags":[]},{"url":"http://www.redhat.com/support/errata/RHSA-2008-0988.html","source_type":"MISC","tags":[]},{"url":"http://secunia.com/advisories/33417","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://admin.fedoraproject.org/updates/libxml2-2.7.2-2.fc10","source_type":"MISC","tags":[]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-66-261688-1","source_type":"MISC","tags":[]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2008:231","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://support.apple.com/kb/HT3613","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.vupen.com/english/advisories/2009/0323","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00002.html","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"http://secunia.com/advisories/32811","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02029444","source_type":"MISC","tags":[]},{"url":"http://www.vupen.com/english/advisories/2008/3176","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://securitytracker.com/id?1021238","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2008-11-25T23:00:00Z","label":"CVE published","source":null}]}