{"schemaVersion":3,"id":"USN-5497-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"libjpeg6b vulnerabilities\n\nIt was discovered that Libjpeg6b was not properly performing bounds\nchecks when compressing PPM and Targa image files. An attacker could\npossibly use this issue to cause a denial of service.\n(CVE-2018-11212)\n\nChijin Zhou discovered that Libjpeg6b was incorrectly handling the\nEOF character in input data when generating JPEG files. An attacker\ncould possibly use this issue to force the execution of a large loop,\nforce excessive memory consumption, and cause a denial of service.\n(CVE-2018-11813)\n\nSheng Shu and Dongdong She discovered that Libjpeg6b was not properly\nlimiting the amount of memory being used when it was performing\ndecompression or multi-pass compression operations. An attacker could\npossibly use this issue to force excessive memory consumption and\ncause a denial of service. (CVE-2020-14152)","dates":{"published":"2022-06-30T12:54:31.000Z","modified":"2026-06-29T13:49:39.229Z","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":"libjpeg6b","name":"libjpeg6b","label":"libjpeg6b","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/libjpeg6b","purlType":"deb","versions":[{"text":"< 6b1-4ubuntu1+esm1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6b1-4ubuntu1+esm1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-5497-1","label":"ubuntu.com/security/notices/USN-5497-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-11212","label":"ubuntu.com/security/CVE-2018-11212","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-11213","label":"ubuntu.com/security/CVE-2018-11213","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-11214","label":"ubuntu.com/security/CVE-2018-11214","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-11813","label":"ubuntu.com/security/CVE-2018-11813","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-14152","label":"ubuntu.com/security/CVE-2020-14152","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2018-11212","CVE-2018-11213","CVE-2018-11214","CVE-2018-11813","CVE-2020-14152"],"downstream":[],"duplicates":[],"related":["CVE-2018-11212","CVE-2018-11213","CVE-2018-11214","CVE-2018-11813","CVE-2020-14152"]},"timeline":[{"kind":"published","date":"2022-06-30T12:54:31.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-29T13:49:39.229Z","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":"2026-10-21T00:07:03.319Z","stale":false,"partial":false}}