{"schemaVersion":3,"id":"USN-7796-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-hwe, linux-oracle vulnerabilities\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  - Framebuffer layer;\n  - BTRFS file system;\n  - Ext4 file system;\n  - Network file system (NFS) server daemon;\n  - Packet sockets;\n  - Network traffic control;\n  - VMware vSockets driver;\n(CVE-2025-21796, CVE-2025-38477, CVE-2025-38617, CVE-2025-37785,\nCVE-2024-49924, CVE-2025-38618, CVE-2024-35849)","dates":{"published":"2025-10-02T09:32:58.000Z","modified":"2026-08-06T03:07:27.622Z","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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4.15.0-1193.208~16.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-1193.208~16.04.1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-azure-4.15","name":"linux-azure-4.15","label":"linux-azure-4.15","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-azure-4.15","purlType":"deb","versions":[{"text":"< 4.15.0-1193.208","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-1193.208","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-gcp","name":"linux-gcp","label":"linux-gcp","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-gcp","purlType":"deb","versions":[{"text":"< 4.15.0-1178.195~16.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-1178.195~16.04.1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-gcp-4.15","name":"linux-gcp-4.15","label":"linux-gcp-4.15","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-gcp-4.15","purlType":"deb","versions":[{"text":"< 4.15.0-1178.195","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-1178.195","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-hwe","name":"linux-hwe","label":"linux-hwe","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-hwe","purlType":"deb","versions":[{"text":"< 4.15.0-242.254~16.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-242.254~16.04.1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-oracle","name":"linux-oracle","label":"linux-oracle","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-oracle","purlType":"deb","versions":[{"text":"< 4.15.0-1147.158","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-1147.158","eol":null,"hubHref":null}],"affectedCount":9,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-7796-1","label":"ubuntu.com/security/notices/USN-7796-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2024-35849","label":"ubuntu.com/security/CVE-2024-35849","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-49924","label":"ubuntu.com/security/CVE-2024-49924","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-21796","label":"ubuntu.com/security/CVE-2025-21796","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-37785","label":"ubuntu.com/security/CVE-2025-37785","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-38477","label":"ubuntu.com/security/CVE-2025-38477","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-38617","label":"ubuntu.com/security/CVE-2025-38617","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-38618","label":"ubuntu.com/security/CVE-2025-38618","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2024-35849","CVE-2024-49924","CVE-2025-21796","CVE-2025-37785","CVE-2025-38477","CVE-2025-38617","CVE-2025-38618"],"downstream":[],"duplicates":[],"related":["CVE-2024-35849","CVE-2024-49924","CVE-2025-21796","CVE-2025-37785","CVE-2025-38477","CVE-2025-38617","CVE-2025-38618"]},"timeline":[{"kind":"published","date":"2025-10-02T09:32:58.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-08-06T03:07:27.622Z","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":"2026-10-20T18:32:37.504Z","stale":false,"partial":false}}