{"schemaVersion":3,"id":"USN-7607-3","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"linux-kvm vulnerabilities\n\nIt was discovered that a use-after-free vulnerability existed in the\nBluetooth stack in the Linux kernel. A local attacker could use this to\ncause a denial of service (system crash) or possibly execute arbitrary\ncode. (CVE-2022-3640)\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  - SCSI subsystem;\n  - Network file system (NFS) client;\n  - NILFS2 file system;\n  - File systems infrastructure;\n  - Memory management;\n  - Bluetooth subsystem;\n  - Network traffic control;\n  - USB sound devices;\n(CVE-2024-50116, CVE-2021-47576, CVE-2024-53197, CVE-2024-46787,\nCVE-2025-37798, CVE-2024-49958, CVE-2021-47260, CVE-2025-37932,\nCVE-2022-49909)","dates":{"published":"2025-07-08T22:32:30.000Z","modified":"2026-08-06T03:07:20.539Z","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-kvm","name":"linux-kvm","label":"linux-kvm","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-kvm","purlType":"deb","versions":[{"text":"< 4.4.0-1146.157","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.4.0-1146.157","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-7607-3","label":"ubuntu.com/security/notices/USN-7607-3","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-47260","label":"ubuntu.com/security/CVE-2021-47260","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-47576","label":"ubuntu.com/security/CVE-2021-47576","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-3640","label":"ubuntu.com/security/CVE-2022-3640","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-49909","label":"ubuntu.com/security/CVE-2022-49909","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-46787","label":"ubuntu.com/security/CVE-2024-46787","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-49958","label":"ubuntu.com/security/CVE-2024-49958","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-50116","label":"ubuntu.com/security/CVE-2024-50116","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-53197","label":"ubuntu.com/security/CVE-2024-53197","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-37798","label":"ubuntu.com/security/CVE-2025-37798","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-37932","label":"ubuntu.com/security/CVE-2025-37932","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2021-47260","CVE-2021-47576","CVE-2022-3640","CVE-2022-49909","CVE-2024-46787","CVE-2024-49958","CVE-2024-50116","CVE-2024-53197","CVE-2025-37798","CVE-2025-37932"],"downstream":[],"duplicates":[],"related":["CVE-2021-47260","CVE-2021-47576","CVE-2022-3640","CVE-2022-49909","CVE-2024-46787","CVE-2024-49958","CVE-2024-50116","CVE-2024-53197","CVE-2025-37798","CVE-2025-37932"]},"timeline":[{"kind":"published","date":"2025-07-08T22:32:30.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-08-06T03:07:20.539Z","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":"2026-10-19T23:23:55.232Z","stale":false,"partial":false}}