{"schemaVersion":3,"id":"MGASA-2015-0151","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated tor packages fix security vulnerabilities\n\n\"disgleirio\" discovered that a malicious client could trigger an assertion\nfailure in a Tor instance providing a hidden service, thus rendering the\nservice inaccessible (CVE-2015-2928).\n\n\"DonnchaC\" discovered that Tor clients would crash with an assertion failure\nupon parsing specially crafted hidden service descriptors (CVE-2015-2929).\n\nIntroduction points would accept multiple INTRODUCE1 cells on one circuit,\nmaking it inexpensive for an attacker to overload a hidden service with\nintroductions. Introduction points now no longer allow multiple cells of\nthat type on the same circuit.\n\nThe tor package has been updated to version 0.2.4.27, fixing these issues.","dates":{"published":"2015-04-15T09:01:28.000Z","modified":"2026-04-16T06:23:26.625Z","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":"tor","name":"tor","label":"tor","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/tor","purlType":"rpm","versions":[{"text":"< 0.2.4.27-1.mga4","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.2.4.27-1.mga4","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2015-0151.html","label":"advisories.mageia.org/MGASA-2015-0151.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=15639","label":"bugs.mageia.org/show_bug.cgi?id=15639","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://blog.torproject.org/blog/tor-02512-and-0267-are-released","label":"blog.torproject.org/blog/tor-02512-and-0267-are-released","hostname":"blog.torproject.org","tags":["WEB"]},{"url":"https://www.debian.org/security/2015/dsa-3216","label":"www.debian.org/security/2015/dsa-3216","hostname":"www.debian.org","tags":["WEB"]}],"lineage":{"upstream":["CVE-2015-2928","CVE-2015-2929"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2015-04-15T09:01:28.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T06:23:26.625Z","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":"2026-10-19T16:07:29.319Z","stale":false,"partial":false}}