{"schemaVersion":3,"id":"USN-7846-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"xorg-server, xwayland vulnerabilities\n\nJan-Niklas Sohn discovered that the X.Org X Server incorrectly handled\ncertain memory operations. An attacker could use these issues to cause the\nX Server to crash, leading to a denial of service, obtain sensitive\ninformation, or possibly execute arbitrary code.","dates":{"published":"2025-10-29T11:49:03.000Z","modified":"2026-04-27T18:23:58.884Z","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":"xorg-server","name":"xorg-server","label":"xorg-server","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/xorg-server","purlType":"deb","versions":[{"text":"< 2:21.1.4-2ubuntu1.7~22.04.16","noFixRecorded":false,"fixedIn":null},{"text":"< 2:21.1.12-1ubuntu1.5","noFixRecorded":false,"fixedIn":null},{"text":"< 2:21.1.18-1ubuntu1.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2:21.1.4-2ubuntu1.7~22.04.16 | < 2:21.1.12-1ubuntu1.5 | < 2:21.1.18-1ubuntu1.1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"xwayland","name":"xwayland","label":"xwayland","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/xwayland","purlType":"deb","versions":[{"text":"< 2:22.1.1-1ubuntu0.20","noFixRecorded":false,"fixedIn":null},{"text":"< 2:23.2.6-1ubuntu0.7","noFixRecorded":false,"fixedIn":null},{"text":"< 2:24.1.6-1ubuntu1.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2:22.1.1-1ubuntu0.20 | < 2:23.2.6-1ubuntu0.7 | < 2:24.1.6-1ubuntu1.1","eol":null,"hubHref":null}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-7846-1","label":"ubuntu.com/security/notices/USN-7846-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-62229","label":"ubuntu.com/security/CVE-2025-62229","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-62230","label":"ubuntu.com/security/CVE-2025-62230","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-62231","label":"ubuntu.com/security/CVE-2025-62231","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2025-62229","CVE-2025-62230","CVE-2025-62231"],"downstream":[],"duplicates":[],"related":["CVE-2025-62229","CVE-2025-62230","CVE-2025-62231"]},"timeline":[{"kind":"published","date":"2025-10-29T11:49:03.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-27T18:23:58.884Z","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":"2026-10-19T19:12:43.419Z","stale":false,"partial":false}}