{"schemaVersion":3,"id":"MGASA-2017-0373","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated libxfont packages fix security vulnerabilities\n\nIn the PatternMatch function in fontfile/fontdir.c in libXfont through\n1.5.2 and 2.x before 2.0.2, an attacker with access to an X connection\ncan cause a buffer over-read during pattern matching of fonts, leading\nto information disclosure or a crash (denial of service). This occurs\nbecause '\\0' characters are incorrectly skipped in situations involving\n? characters. (CVE-2017-13720)\n\nIn the pcfGetProperties function in bitmap/pcfread.c in libXfont through\n1.5.2 and 2.x before 2.0.2, a missing boundary check (for PCF files)\ncould be used by local attackers authenticated to an Xserver for a\nbuffer over-read, for information disclosure or a crash of the X server.\n(CVE-2017-13722)","dates":{"published":"2017-10-18T20:19:34.000Z","modified":"2026-04-16T06:22:55.105Z","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":"mageia","product":"libxfont","name":"libxfont","label":"libxfont","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/libxfont","purlType":"rpm","versions":[{"text":"< 1.5.1-1.1.mga5","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.5.1-1.1.mga5","eol":null,"hubHref":null},{"vendor":"mageia","product":"libxfont","name":"libxfont","label":"libxfont","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/libxfont","purlType":"rpm","versions":[{"text":"< 1.5.2-1.1.mga6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.5.2-1.1.mga6","eol":null,"hubHref":null},{"vendor":"mageia","product":"libxfont2","name":"libxfont2","label":"libxfont2","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/libxfont2","purlType":"rpm","versions":[{"text":"< 2.0.1-4.1.mga6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.0.1-4.1.mga6","eol":null,"hubHref":null}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2017-0373.html","label":"advisories.mageia.org/MGASA-2017-0373.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=21834","label":"bugs.mageia.org/show_bug.cgi?id=21834","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://www.debian.org/security/2017/dsa-3995","label":"www.debian.org/security/2017/dsa-3995","hostname":"www.debian.org","tags":["WEB"]},{"url":"https://usn.ubuntu.com/usn/usn-3442-1/","label":"usn.ubuntu.com/usn/usn-3442-1/","hostname":"usn.ubuntu.com","tags":["WEB"]}],"lineage":{"upstream":["CVE-2017-13720","CVE-2017-13722"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2017-10-18T20:19:34.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T06:22:55.105Z","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":"2026-10-21T06:37:35.983Z","stale":false,"partial":false}}