{"schemaVersion":3,"id":"USN-6528-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"openjdk-8 vulnerabilities\n\nIt was discovered that the HotSpot VM implementation in OpenJDK did not\nproperly validate bytecode blocks in certain situations. An attacker could\npossibly use this to cause a denial of service. (CVE-2022-40433)\n\nCarter Kozak discovered that OpenJDK, when compiling with AVX-512\ninstruction support enabled, could produce code that resulted in memory\ncorruption in certain situations. An attacker targeting applications built\nin this way could possibly use this to cause a denial of service or execute\narbitrary code. In Ubuntu, OpenJDK defaults to not using AVX-512\ninstructions. (CVE-2023-22025)\n\nIt was discovered that the CORBA implementation in OpenJDK did not properly\nperform deserialization of IOR string objects. An attacker could possibly\nuse this to bypass Java sandbox restrictions. (CVE-2023-22067)\n\nIt was discovered that OpenJDK did not properly perform PKIX certification\npath validation in certain situations. An attacker could use this to cause\na denial of service. (CVE-2023-22081)","dates":{"published":"2023-11-29T23:00:14.000Z","modified":"2026-06-25T13:31:22.307Z","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":"openjdk-8","name":"openjdk-8","label":"openjdk-8","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/openjdk-8","purlType":"deb","versions":[{"text":"< 8u392-ga-1~16.04","noFixRecorded":false,"fixedIn":null},{"text":"< 8u392-ga-1~18.04","noFixRecorded":false,"fixedIn":null},{"text":"< 8u392-ga-1~20.04","noFixRecorded":false,"fixedIn":null},{"text":"< 8u392-ga-1~22.04","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 8u392-ga-1~16.04 | < 8u392-ga-1~18.04 | < 8u392-ga-1~20.04 | < 8u392-ga-1~22.04","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-6528-1","label":"ubuntu.com/security/notices/USN-6528-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2022-40433","label":"ubuntu.com/security/CVE-2022-40433","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-22025","label":"ubuntu.com/security/CVE-2023-22025","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-22067","label":"ubuntu.com/security/CVE-2023-22067","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-22081","label":"ubuntu.com/security/CVE-2023-22081","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2022-40433","CVE-2023-22025","CVE-2023-22067","CVE-2023-22081"],"downstream":[],"duplicates":[],"related":["CVE-2022-40433","CVE-2023-22025","CVE-2023-22067","CVE-2023-22081"]},"timeline":[{"kind":"published","date":"2023-11-29T23:00:14.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-25T13:31:22.307Z","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":"2026-10-19T08:23:42.835Z","stale":false,"partial":false}}