{"schemaVersion":3,"id":"USN-7931-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"linux, linux-aws, linux-aws-6.8, linux-gcp, linux-gcp-6.8, linux-gke, linux-gkeop, linux-hwe-6.8, linux-ibm, linux-ibm-6.8, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency, linux-oracle, linux-oracle-6.8 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  - Cryptographic API;\n  - Media drivers;\n  - Memory management;\n  - Appletalk network protocol;\n  - Netfilter;\n(CVE-2025-37958, CVE-2025-38666, CVE-2025-39964, CVE-2025-39993,\nCVE-2025-40018)","dates":{"published":"2025-12-15T14:18:49.000Z","modified":"2026-09-21T21:33:38.309Z","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":"< 6.8.0-90.91","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-90.91","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-aws","name":"linux-aws","label":"linux-aws","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-aws","purlType":"deb","versions":[{"text":"< 6.8.0-1044.46","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-1044.46","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-aws-6.8","name":"linux-aws-6.8","label":"linux-aws-6.8","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-aws-6.8","purlType":"deb","versions":[{"text":"< 6.8.0-1044.46~22.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-1044.46~22.04.1","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":"< 6.8.0-1045.48","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-1045.48","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-gcp-6.8","name":"linux-gcp-6.8","label":"linux-gcp-6.8","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-gcp-6.8","purlType":"deb","versions":[{"text":"< 6.8.0-1045.48~22.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-1045.48~22.04.1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-gke","name":"linux-gke","label":"linux-gke","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-gke","purlType":"deb","versions":[{"text":"< 6.8.0-1041.46","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-1041.46","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-gkeop","name":"linux-gkeop","label":"linux-gkeop","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-gkeop","purlType":"deb","versions":[{"text":"< 6.8.0-1028.31","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-1028.31","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-hwe-6.8","name":"linux-hwe-6.8","label":"linux-hwe-6.8","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-hwe-6.8","purlType":"deb","versions":[{"text":"< 6.8.0-90.91~22.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-90.91~22.04.1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-ibm","name":"linux-ibm","label":"linux-ibm","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-ibm","purlType":"deb","versions":[{"text":"< 6.8.0-1042.42","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-1042.42","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-ibm-6.8","name":"linux-ibm-6.8","label":"linux-ibm-6.8","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-ibm-6.8","purlType":"deb","versions":[{"text":"< 6.8.0-1042.42~22.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-1042.42~22.04.1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-lowlatency","name":"linux-lowlatency","label":"linux-lowlatency","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-lowlatency","purlType":"deb","versions":[{"text":"< 6.8.0-90.91.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-90.91.1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-lowlatency-hwe-6.8","name":"linux-lowlatency-hwe-6.8","label":"linux-lowlatency-hwe-6.8","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-lowlatency-hwe-6.8","purlType":"deb","versions":[{"text":"< 6.8.0-90.91.1~22.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-90.91.1~22.04.1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-nvidia","name":"linux-nvidia","label":"linux-nvidia","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-nvidia","purlType":"deb","versions":[{"text":"< 6.8.0-1044.47","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-1044.47","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-nvidia-6.8","name":"linux-nvidia-6.8","label":"linux-nvidia-6.8","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-nvidia-6.8","purlType":"deb","versions":[{"text":"< 6.8.0-1044.47~22.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-1044.47~22.04.1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-nvidia-lowlatency","name":"linux-nvidia-lowlatency","label":"linux-nvidia-lowlatency","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-nvidia-lowlatency","purlType":"deb","versions":[{"text":"< 6.8.0-1044.47.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-1044.47.1","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":"< 6.8.0-1041.42","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-1041.42","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-oracle-6.8","name":"linux-oracle-6.8","label":"linux-oracle-6.8","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-oracle-6.8","purlType":"deb","versions":[{"text":"< 6.8.0-1041.42~22.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.8.0-1041.42~22.04.1","eol":null,"hubHref":null}],"affectedCount":17,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-7931-1","label":"ubuntu.com/security/notices/USN-7931-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-37958","label":"ubuntu.com/security/CVE-2025-37958","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-38666","label":"ubuntu.com/security/CVE-2025-38666","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-39964","label":"ubuntu.com/security/CVE-2025-39964","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-39993","label":"ubuntu.com/security/CVE-2025-39993","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-40018","label":"ubuntu.com/security/CVE-2025-40018","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2025-37958","CVE-2025-38666","CVE-2025-39964","CVE-2025-39993","CVE-2025-40018"],"downstream":[],"duplicates":[],"related":["CVE-2025-37958","CVE-2025-38666","CVE-2025-39964","CVE-2025-39993","CVE-2025-40018"]},"timeline":[{"kind":"published","date":"2025-12-15T14:18:49.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-09-21T21:33:38.309Z","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":"2026-10-20T05:38:26.093Z","stale":false,"partial":false}}