{"schemaVersion":3,"id":"USN-8801-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"linux-azure-fde, linux-azure-fde-7.0 vulnerabilities\n\nIt was discovered that some Arm processors could complete a broadcast\ntranslation lookaside buffer (TLB) invalidation before memory writes made\nthrough the invalidated translation were globally observed. A local\nattacker could possibly use this to write to memory after permission to do\nso had been revoked, bypassing memory protections or escalating privileges.\n(CVE-2025-10263)\n\nSeveral security issues were discovered in the Linux kernel.\nAn attacker could possibly use these to compromise the system.\nThis update corrects flaws in the following subsystems:\n  - Character device driver;\n  - Networking core;\n  - IPv6 networking;\n  - Unix domain sockets;\n(CVE-2026-52938, CVE-2026-53325, CVE-2026-53361, CVE-2026-53362)","dates":{"published":"2026-09-22T10:17:44.000Z","modified":"2026-09-22T15:42:31.088Z","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-azure-fde","name":"linux-azure-fde","label":"linux-azure-fde","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-azure-fde","purlType":"deb","versions":[{"text":"< 7.0.0-1013.13","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 7.0.0-1013.13","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-azure-fde-7.0","name":"linux-azure-fde-7.0","label":"linux-azure-fde-7.0","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-azure-fde-7.0","purlType":"deb","versions":[{"text":"< 7.0.0-1013.13~24.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 7.0.0-1013.13~24.04.1","eol":null,"hubHref":null}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-8801-1","label":"ubuntu.com/security/notices/USN-8801-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-10263","label":"ubuntu.com/security/CVE-2025-10263","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2026-52938","label":"ubuntu.com/security/CVE-2026-52938","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2026-53325","label":"ubuntu.com/security/CVE-2026-53325","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2026-53361","label":"ubuntu.com/security/CVE-2026-53361","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2026-53362","label":"ubuntu.com/security/CVE-2026-53362","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2025-10263","CVE-2026-52938","CVE-2026-53325","CVE-2026-53361","CVE-2026-53362"],"downstream":[],"duplicates":[],"related":["CVE-2025-10263","CVE-2026-52938","CVE-2026-53325","CVE-2026-53361","CVE-2026-53362"]},"timeline":[{"kind":"published","date":"2026-09-22T10:17:44.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-09-22T15:42:31.088Z","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":"2026-10-19T21:30:13.079Z","stale":false,"partial":false}}