{"schemaVersion":3,"id":"USN-7428-1","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-kvm, linux-oracle vulnerabilities\n\nDemi Marie Obenour and Simon Gaiser discovered that several Xen para-\nvirtualization device frontends did not properly restrict the access rights\nof device backends. An attacker could possibly use a malicious Xen backend\nto gain access to memory pages of a guest VM or cause a denial of service\nin the guest. (CVE-2022-23041)\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  - HID subsystem;\n  - Network drivers;\n  - Mellanox network drivers;\n  - SCSI subsystem;\n  - SuperH / SH-Mobile drivers;\n  - File systems infrastructure;\n  - Ext4 file system;\n  - JFS file system;\n  - IP tunnels definitions;\n  - Network namespace;\n  - BPF subsystem;\n  - Networking core;\n  - HSR network protocol;\n  - IPv4 networking;\n  - IPv6 networking;\n  - Network traffic control;\n(CVE-2024-56615, CVE-2024-56600, CVE-2025-21700, CVE-2024-56658,\nCVE-2024-35960, CVE-2024-50265, CVE-2025-21702, CVE-2024-53227,\nCVE-2024-53165, CVE-2024-50167, CVE-2024-26863, CVE-2024-35973,\nCVE-2024-46826, CVE-2021-47119, CVE-2024-50302, CVE-2024-49952,\nCVE-2021-47101, CVE-2024-49948, CVE-2024-56595)","dates":{"published":"2025-04-09T17:32:14.000Z","modified":"2026-10-17T12:53:27.707Z","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":"< 4.15.0-236.248","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-236.248","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":"< 4.15.0-1179.192","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-1179.192","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-aws-hwe","name":"linux-aws-hwe","label":"linux-aws-hwe","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-aws-hwe","purlType":"deb","versions":[{"text":"< 4.15.0-1179.192~16.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-1179.192~16.04.1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"linux-azure","name":"linux-azure","label":"linux-azure","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-azure","purlType":"deb","versions":[{"text":"< 4.15.0-1187.202~14.04.1","noFixRecorded":false,"fixedIn":null},{"text":"< 4.15.0-1187.202~16.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-1187.202~14.04.1 | < 4.15.0-1187.202~16.04.1","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":"< 4.15.0-1187.202","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-1187.202","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":"< 4.15.0-1172.189~16.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-1172.189~16.04.1","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":"< 4.15.0-1172.189","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-1172.189","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":"< 4.15.0-236.248~16.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-236.248~16.04.1","eol":null,"hubHref":null},{"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":"< 4.15.0-1162.167","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-1162.167","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":"< 4.15.0-1141.152~16.04.1","noFixRecorded":false,"fixedIn":null},{"text":"< 4.15.0-1141.152","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.15.0-1141.152~16.04.1 | < 4.15.0-1141.152","eol":null,"hubHref":null}],"affectedCount":10,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-7428-1","label":"ubuntu.com/security/notices/USN-7428-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-47101","label":"ubuntu.com/security/CVE-2021-47101","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-47119","label":"ubuntu.com/security/CVE-2021-47119","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-23041","label":"ubuntu.com/security/CVE-2022-23041","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-26863","label":"ubuntu.com/security/CVE-2024-26863","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-35960","label":"ubuntu.com/security/CVE-2024-35960","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-35973","label":"ubuntu.com/security/CVE-2024-35973","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-46826","label":"ubuntu.com/security/CVE-2024-46826","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-49948","label":"ubuntu.com/security/CVE-2024-49948","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-49952","label":"ubuntu.com/security/CVE-2024-49952","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-50167","label":"ubuntu.com/security/CVE-2024-50167","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-50265","label":"ubuntu.com/security/CVE-2024-50265","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-50302","label":"ubuntu.com/security/CVE-2024-50302","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-53165","label":"ubuntu.com/security/CVE-2024-53165","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-53227","label":"ubuntu.com/security/CVE-2024-53227","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-56595","label":"ubuntu.com/security/CVE-2024-56595","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-56600","label":"ubuntu.com/security/CVE-2024-56600","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-56615","label":"ubuntu.com/security/CVE-2024-56615","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-56658","label":"ubuntu.com/security/CVE-2024-56658","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-21700","label":"ubuntu.com/security/CVE-2025-21700","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-21702","label":"ubuntu.com/security/CVE-2025-21702","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2021-47101","CVE-2021-47119","CVE-2022-23041","CVE-2024-26863","CVE-2024-35960","CVE-2024-35973","CVE-2024-46826","CVE-2024-49948","CVE-2024-49952","CVE-2024-50167","CVE-2024-50265","CVE-2024-50302","CVE-2024-53165","CVE-2024-53227","CVE-2024-56595","CVE-2024-56600","CVE-2024-56615","CVE-2024-56658","CVE-2025-21700","CVE-2025-21702"],"downstream":[],"duplicates":[],"related":["CVE-2021-47101","CVE-2021-47119","CVE-2022-23041","CVE-2024-26863","CVE-2024-35960","CVE-2024-35973","CVE-2024-46826","CVE-2024-49948","CVE-2024-49952","CVE-2024-50167","CVE-2024-50265","CVE-2024-50302","CVE-2024-53165","CVE-2024-53227","CVE-2024-56595","CVE-2024-56600","CVE-2024-56615","CVE-2024-56658","CVE-2025-21700","CVE-2025-21702"]},"timeline":[{"kind":"published","date":"2025-04-09T17:32:14.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-10-17T12:53:27.707Z","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":"2026-10-20T09:52:21.453Z","stale":false,"partial":false}}