{"schemaVersion":3,"id":"CVE-2026-6424","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Use-after-free vulnerability in ESET Linux products potentially allowed an attacker to trigger kernel panic on the system","dates":{"published":"2026-07-16T08:28:43.649Z","modified":"2026-07-16T12:17:48.734Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.7,"severity":"medium","version":"4.0","versionLabel":"v4.0","source":"CVE.org","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"4.0","versionLabel":"v4.0","source":"CVE.org","score":6.7,"severity":"medium","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","exploitability":null,"impact":null,"computed":false},{"version":"4.0","versionLabel":"v4.0","source":"NVD","score":6.7,"severity":"medium","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.0016,"percentile":0.04793,"severity":"low","asOf":"2026-10-21T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-21T00:00:00.000Z","baselineScore":0.0016},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.0016,"percentile":0.04793}],"last30":[{"date":"2026-09-21T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.0016,"percentile":0.04793}]},"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":[{"id":"CWE-416","name":"Use After Free","description":"The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory \"belongs\" to the code that operates on the new pointer.","type":"weakness","status":"Stable","abstraction":"Variant","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/416.html"}],"affected":[{"vendor":"eset, spol. s.r.o.","product":"eset endpoint antivirus for linux","name":"ESET Endpoint Antivirus for Linux","label":"eset endpoint antivirus for linux","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 13.1, ≤ 13.1.3.0","noFixRecorded":false,"fixedIn":null},{"text":"≥ 13.0, ≤ 13.0.3.0","noFixRecorded":false,"fixedIn":null},{"text":"≥ 12.2, ≤ 12.2.8.0","noFixRecorded":false,"fixedIn":null},{"text":"≥ 12.1, ≤ 12.1.1.0","noFixRecorded":false,"fixedIn":null},{"text":"≥ 12.0, ≤ 12.0.13.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 13.1, ≤ 13.1.3.0 | ≥ 13.0, ≤ 13.0.3.0 | ≥ 12.2, ≤ 12.2.8.0 | ≥ 12.1, ≤ 12.1.1.0 | ≥ 12.0, ≤ 12.0.13.0","eol":null,"hubHref":"/vendor/eset_spol_sro/eset_endpoint_antivirus_for_linux"},{"vendor":"eset, spol. s.r.o.","product":"eset server security for linux","name":"ESET Server Security for Linux","label":"eset server security for linux","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 13.1, ≤ 13.1.116.0","noFixRecorded":false,"fixedIn":null},{"text":"≥ 13.0, ≤ 13.0.34.0","noFixRecorded":false,"fixedIn":null},{"text":"≥ 12.2, ≤ 12.2.72.0","noFixRecorded":false,"fixedIn":null},{"text":"≥ 12.1, ≤ 12.1.406.0","noFixRecorded":false,"fixedIn":null},{"text":"≥ 12.0, ≤ 12.0.287.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 13.1, ≤ 13.1.116.0 | ≥ 13.0, ≤ 13.0.34.0 | ≥ 12.2, ≤ 12.2.72.0 | ≥ 12.1, ≤ 12.1.406.0 | ≥ 12.0, ≤ 12.0.287.0","eol":null,"hubHref":"/vendor/eset_spol_sro/eset_server_security_for_linux"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://support.eset.com/en/ca8972-eset-customer-advisory-use-after-free-vulnerability-in-eset-security-products-for-linux-fixed","label":"support.eset.com/en/…","hostname":"support.eset.com","tags":[]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-07-16T08:28:43.649Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-07-16T12:17:48.734Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":27,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T23:12:08.160Z","stale":false,"partial":false}}