{"schemaVersion":3,"id":"USN-2959-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"openssl vulnerabilities\n\nHuzaifa Sidhpurwala, Hanno Böck, and David Benjamin discovered that OpenSSL\nincorrectly handled memory when decoding ASN.1 structures. A remote\nattacker could use this issue to cause OpenSSL to crash, resulting in a\ndenial of service, or possibly execute arbitrary code. (CVE-2016-2108)\n\nJuraj Somorovsky discovered that OpenSSL incorrectly performed padding when\nthe connection uses the AES CBC cipher and the server supports AES-NI. A\nremote attacker could possibly use this issue to perform a padding oracle\nattack and decrypt traffic. (CVE-2016-2107)\n\nGuido Vranken discovered that OpenSSL incorrectly handled large amounts of\ninput data to the EVP_EncodeUpdate() function. A remote attacker could use\nthis issue to cause OpenSSL to crash, resulting in a denial of service, or\npossibly execute arbitrary code. (CVE-2016-2105)\n\nGuido Vranken discovered that OpenSSL incorrectly handled large amounts of\ninput data to the EVP_EncryptUpdate() function. A remote attacker could use\nthis issue to cause OpenSSL to crash, resulting in a denial of service, or\npossibly execute arbitrary code. (CVE-2016-2106)\n\nBrian Carpenter discovered that OpenSSL incorrectly handled memory when\nASN.1 data is read from a BIO. A remote attacker could possibly use this\nissue to cause memory consumption, resulting in a denial of service.\n(CVE-2016-2109)\n\nAs a security improvement, this update also modifies OpenSSL behaviour to\nreject DH key sizes below 1024 bits, preventing a possible downgrade\nattack.","dates":{"published":"2016-05-03T14:49:08.000Z","modified":"2026-04-22T09:24:12.113Z","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":"openssl","name":"openssl","label":"openssl","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/openssl","purlType":"deb","versions":[{"text":"< 1.0.1f-1ubuntu2.19","noFixRecorded":false,"fixedIn":null},{"text":"< 1.0.2g-1ubuntu4.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.1f-1ubuntu2.19 | < 1.0.2g-1ubuntu4.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-2959-1","label":"ubuntu.com/security/notices/USN-2959-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2016-2105","label":"ubuntu.com/security/CVE-2016-2105","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2016-2106","label":"ubuntu.com/security/CVE-2016-2106","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2016-2107","label":"ubuntu.com/security/CVE-2016-2107","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2016-2108","label":"ubuntu.com/security/CVE-2016-2108","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2016-2109","label":"ubuntu.com/security/CVE-2016-2109","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2016-2105","CVE-2016-2106","CVE-2016-2107","CVE-2016-2108","CVE-2016-2109"],"downstream":[],"duplicates":[],"related":["CVE-2016-2105","CVE-2016-2106","CVE-2016-2107","CVE-2016-2108","CVE-2016-2109"]},"timeline":[{"kind":"published","date":"2016-05-03T14:49:08.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T09:24:12.113Z","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":"2026-10-19T19:13:05.747Z","stale":false,"partial":false}}