{"schemaVersion":3,"id":"USN-6967-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"intel-microcode vulnerabilities\n\nIt was discovered that some Intel® Core™ Ultra Processors did not properly\nisolate the stream cache. A local authenticated user could potentially use\nthis to escalate their privileges. (CVE-2023-42667)\n\nIt was discovered that some Intel® Processors did not properly isolate the\nstream cache. A local authenticated user could potentially use this to\nescalate their privileges. (CVE-2023-49141)\n\nIt was discovered that some Intel® Processors did not correctly transition\nbetween the executive monitor and SMI transfer monitor (STM). A privileged\nlocal attacker could use this to escalate their privileges.\n(CVE-2024-24853)\n\nIt was discovered that some 3rd, 4th, and 5th Generation Intel® Xeon®\nProcessors failed to properly implement a protection mechanism. A local\nattacker could use this to potentially escalate their privileges.\n(CVE-2024-24980)\n\nIt was discovered that some 3rd Generation Intel Xeon Scalable Processors\ndid not properly handle mirrored regions with different values. A\nprivileged local user could use this to cause a denial of service (system\ncrash). (CVE-2024-25939)","dates":{"published":"2024-08-20T00:02:38.000Z","modified":"2026-06-25T13:32:28.847Z","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":"intel-microcode","name":"intel-microcode","label":"intel-microcode","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/intel-microcode","purlType":"deb","versions":[{"text":"< 3.20240813.0ubuntu0.16.04.1+esm2","noFixRecorded":false,"fixedIn":null},{"text":"< 3.20240813.0ubuntu0.18.04.1+esm2","noFixRecorded":false,"fixedIn":null},{"text":"< 3.20240813.0ubuntu0.20.04.2","noFixRecorded":false,"fixedIn":null},{"text":"< 3.20240813.0ubuntu0.22.04.2","noFixRecorded":false,"fixedIn":null},{"text":"< 3.20240813.0ubuntu0.24.04.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.20240813.0ubuntu0.16.04.1+esm2 | < 3.20240813.0ubuntu0.18.04.1+esm2 | < 3.20240813.0ubuntu0.20.04.2 | < 3.20240813.0ubuntu0.22.04.2 | < 3.20240813.0ubuntu0.24.04.2","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-6967-1","label":"ubuntu.com/security/notices/USN-6967-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2023-42667","label":"ubuntu.com/security/CVE-2023-42667","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-49141","label":"ubuntu.com/security/CVE-2023-49141","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-24853","label":"ubuntu.com/security/CVE-2024-24853","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-24980","label":"ubuntu.com/security/CVE-2024-24980","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-25939","label":"ubuntu.com/security/CVE-2024-25939","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2023-42667","CVE-2023-49141","CVE-2024-24853","CVE-2024-24980","CVE-2024-25939"],"downstream":[],"duplicates":[],"related":["CVE-2023-42667","CVE-2023-49141","CVE-2024-24853","CVE-2024-24980","CVE-2024-25939"]},"timeline":[{"kind":"published","date":"2024-08-20T00:02:38.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-25T13:32:28.847Z","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":"2026-10-21T18:49:42.869Z","stale":false,"partial":false}}