{"schemaVersion":3,"id":"USN-2834-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"libxml2 vulnerabilities\n\nKostya Serebryany discovered that libxml2 incorrectly handled certain\nmalformed documents. If a user or automated system were tricked into\nopening a specially crafted document, an attacker could possibly cause\nlibxml2 to crash, resulting in a denial of service. (CVE-2015-5312,\nCVE-2015-7497, CVE-2015-7498, CVE-2015-7499,CVE-2015-7500)\n\nHugh Davenport discovered that libxml2 incorrectly handled certain\nmalformed documents. If a user or automated system were tricked into\nopening a specially crafted document, an attacker could possibly cause\nlibxml2 to crash, resulting in a denial of service. (CVE-2015-8241,\nCVE-2015-8242)\n\nHanno Boeck discovered that libxml2 incorrectly handled certain\nmalformed documents. If a user or automated system were tricked into\nopening a specially crafted document, an attacker could possibly cause\nlibxml2 to crash, resulting in a denial of service. This issue only applied\nto Ubuntu 12.04 LTS, Ubuntu 14.04 LTS and Ubuntu 15.04. (CVE-2015-8317)","dates":{"published":"2015-12-14T12:53:56.000Z","modified":"2026-04-22T09:19:38.701Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"ubuntu","product":"libxml2","name":"libxml2","label":"libxml2","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/libxml2","purlType":"deb","versions":[{"text":"< 2.9.1+dfsg1-3ubuntu4.6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.9.1+dfsg1-3ubuntu4.6","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-2834-1","label":"ubuntu.com/security/notices/USN-2834-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2015-5312","label":"ubuntu.com/security/CVE-2015-5312","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2015-7497","label":"ubuntu.com/security/CVE-2015-7497","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2015-7498","label":"ubuntu.com/security/CVE-2015-7498","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2015-7499","label":"ubuntu.com/security/CVE-2015-7499","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2015-7500","label":"ubuntu.com/security/CVE-2015-7500","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2015-8241","label":"ubuntu.com/security/CVE-2015-8241","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2015-8242","label":"ubuntu.com/security/CVE-2015-8242","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2015-8317","label":"ubuntu.com/security/CVE-2015-8317","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2015-5312","CVE-2015-7497","CVE-2015-7498","CVE-2015-7499","CVE-2015-7500","CVE-2015-8241","CVE-2015-8242","CVE-2015-8317"],"downstream":[],"duplicates":[],"related":["CVE-2015-5312","CVE-2015-7497","CVE-2015-7498","CVE-2015-7499","CVE-2015-7500","CVE-2015-8241","CVE-2015-8242","CVE-2015-8317"]},"timeline":[{"kind":"published","date":"2015-12-14T12:53:56.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T09:19:38.701Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T07:12:56.465Z","stale":false,"partial":false}}