{"schemaVersion":3,"id":"USN-6316-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"linux-oem-6.1 vulnerabilities\n\nDaniel Moghimi discovered that some Intel(R) Processors did not properly\nclear microarchitectural state after speculative execution of various\ninstructions. A local unprivileged user could use this to obtain to\nsensitive information. (CVE-2022-40982)\n\nTavis Ormandy discovered that some AMD processors did not properly handle\nspeculative execution of certain vector register instructions. A local\nattacker could use this to expose sensitive information. (CVE-2023-20593)\n\nKevin Rich discovered that the netfilter subsystem in the Linux kernel did\nnot properly handle table rules flush in certain circumstances. A local\nattacker could possibly use this to cause a denial of service (system\ncrash) or execute arbitrary code. (CVE-2023-3777)\n\nKevin Rich discovered that the netfilter subsystem in the Linux kernel did\nnot properly handle rule additions to bound chains in certain\ncircumstances. A local attacker could possibly use this to cause a denial\nof service (system crash) or execute arbitrary code. (CVE-2023-3995)\n\nIt was discovered that the netfilter subsystem in the Linux kernel did not\nproperly handle PIPAPO element removal, leading to a use-after-free\nvulnerability. A local attacker could possibly use this to cause a denial\nof service (system crash) or execute arbitrary code. (CVE-2023-4004)\n\nKevin Rich discovered that the netfilter subsystem in the Linux kernel did\nnot properly handle bound chain deactivation in certain circumstances. A\nlocal attacker could possibly use this to cause a denial of service (system\ncrash) or execute arbitrary code. (CVE-2023-4015)","dates":{"published":"2023-08-29T20:50:30.000Z","modified":"2026-06-03T14:03:33.865Z","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-oem-6.1","name":"linux-oem-6.1","label":"linux-oem-6.1","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/linux-oem-6.1","purlType":"deb","versions":[{"text":"< 6.1.0-1020.20","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.1.0-1020.20","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-6316-1","label":"ubuntu.com/security/notices/USN-6316-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2022-40982","label":"ubuntu.com/security/CVE-2022-40982","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-3777","label":"ubuntu.com/security/CVE-2023-3777","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-3995","label":"ubuntu.com/security/CVE-2023-3995","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-4004","label":"ubuntu.com/security/CVE-2023-4004","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-4015","label":"ubuntu.com/security/CVE-2023-4015","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-20593","label":"ubuntu.com/security/CVE-2023-20593","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2022-40982","CVE-2023-20593","CVE-2023-3777","CVE-2023-3995","CVE-2023-4004","CVE-2023-4015"],"downstream":[],"duplicates":[],"related":["CVE-2022-40982","CVE-2023-20593","CVE-2023-3777","CVE-2023-3995","CVE-2023-4004","CVE-2023-4015"]},"timeline":[{"kind":"published","date":"2023-08-29T20:50:30.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-03T14:03:33.865Z","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":"2026-10-20T21:45:49.570Z","stale":false,"partial":false}}