{"schemaVersion":3,"id":"USN-6617-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"libde265 vulnerabilities\n\nIt was discovered that libde265 could be made to write out of bounds. If a\nuser or automated system were tricked into opening a specially crafted\nfile, an attacker could possibly use this issue to cause a denial of\nservice or execute arbitrary code. This issue only affected Ubuntu 16.04\nLTS and Ubuntu 18.04 LTS. (CVE-2020-21594)\n\nIt was discovered that libde265 could be made to write out of bounds. If a\nuser or automated system were tricked into opening a specially crafted\nfile, an attacker could possibly use this issue to cause a denial of\nservice or execute arbitrary code. (CVE-2020-21595, CVE-2020-21596,\nCVE-2020-21599, CVE-2020-21600, CVE-2020-21601, CVE-2020-21602,\nCVE-2020-21603, CVE-2020-21604, CVE-2020-21605)\n\nIt was discovered that libde265 did not properly manage memory. If a user\nor automated system were tricked into opening a specially crafted file, an\nattacker could possibly use this issue to cause a denial of service or\nexecute arbitrary code. This issue only affected Ubuntu 20.04 LTS.\n(CVE-2020-21597, CVE-2020-21598, CVE-2020-21606, CVE-2021-36408)","dates":{"published":"2024-01-30T14:17:08.000Z","modified":"2026-06-25T13:32:27.262Z","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":"libde265","name":"libde265","label":"libde265","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/libde265","purlType":"deb","versions":[{"text":"< 1.0.2-2ubuntu0.16.04.1~esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 1.0.2-2ubuntu0.18.04.1~esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 1.0.4-1ubuntu0.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2-2ubuntu0.16.04.1~esm1 | < 1.0.2-2ubuntu0.18.04.1~esm1 | < 1.0.4-1ubuntu0.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-6617-1","label":"ubuntu.com/security/notices/USN-6617-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-21594","label":"ubuntu.com/security/CVE-2020-21594","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-21595","label":"ubuntu.com/security/CVE-2020-21595","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-21596","label":"ubuntu.com/security/CVE-2020-21596","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-21597","label":"ubuntu.com/security/CVE-2020-21597","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-21598","label":"ubuntu.com/security/CVE-2020-21598","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-21599","label":"ubuntu.com/security/CVE-2020-21599","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-21600","label":"ubuntu.com/security/CVE-2020-21600","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-21601","label":"ubuntu.com/security/CVE-2020-21601","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-21602","label":"ubuntu.com/security/CVE-2020-21602","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-21603","label":"ubuntu.com/security/CVE-2020-21603","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-21604","label":"ubuntu.com/security/CVE-2020-21604","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-21605","label":"ubuntu.com/security/CVE-2020-21605","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-21606","label":"ubuntu.com/security/CVE-2020-21606","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-36408","label":"ubuntu.com/security/CVE-2021-36408","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2020-21594","CVE-2020-21595","CVE-2020-21596","CVE-2020-21597","CVE-2020-21598","CVE-2020-21599","CVE-2020-21600","CVE-2020-21601","CVE-2020-21602","CVE-2020-21603","CVE-2020-21604","CVE-2020-21605","CVE-2020-21606","CVE-2021-36408"],"downstream":[],"duplicates":[],"related":["CVE-2020-21594","CVE-2020-21595","CVE-2020-21596","CVE-2020-21597","CVE-2020-21598","CVE-2020-21599","CVE-2020-21600","CVE-2020-21601","CVE-2020-21602","CVE-2020-21603","CVE-2020-21604","CVE-2020-21605","CVE-2020-21606","CVE-2021-36408"]},"timeline":[{"kind":"published","date":"2024-01-30T14:17:08.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-25T13:32:27.262Z","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":"2026-10-20T17:47:51.704Z","stale":false,"partial":false}}