{"schemaVersion":3,"id":"USN-5485-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"linux, linux-aws, linux-aws-hwe, linux-aws-5.13, linux-aws-5.4, linux-azure, linux-azure-4.15, linux-azure-5.13, linux-azure-5.4, linux-azure-fde, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-gcp-5.13, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe, linux-hwe-5.13, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-intel-5.13, linux-intel-iotg, linux-kvm, linux-lowlatency, linux-oracle, linux-oracle-5.13, linux-oracle-5.4 vulnerabilities\n\nIt was discovered that some Intel processors did not completely perform\ncleanup actions on multi-core shared buffers. A local attacker could\npossibly use this to expose sensitive information. (CVE-2022-21123)\n\nIt was discovered that some Intel processors did not completely perform\ncleanup actions on microarchitectural fill buffers. A local attacker could\npossibly use this to expose sensitive information. (CVE-2022-21125)\n\nIt was discovered that some Intel processors did not properly perform\ncleanup during specific special register write operations. A local attacker\ncould possibly use this to expose sensitive information. (CVE-2022-21166)","dates":{"published":"2022-06-17T02:00:03.000Z","modified":"2026-09-14T11:17:20.357Z","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":"linux","name":"linux","label":"linux","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux","purlType":"deb","versions":[{"text":"< 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