{"schemaVersion":3,"id":"USN-8579-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"snapd vulnerabilities\n\nJames Henstridge discovered that snapd's default apparmor template did\nnot restrict access to systemd-userdbd varlink interface. A local\nattacker could possibly use this issue to obtain sensitive information.\n(CVE-2024-5300)\n\nQualys discovered that snap-confine can be tricked to create\nattacker-controlled files at certain privileged locations. A local\nattacker could possibly use this issue to bypass intended restrictions\nand escalate privileges to root. This issue only affected\nUbuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu 26.04 LTS.\n(CVE-2026-8933)\n\nZygmunt Krynicki discovered that snapd's default seccomp template\ndid not restrict the creation of executables with the set-user-ID\nattribute. A local attacker could possibly use this issue to create\nand execute setuid binaries. (CVE-2026-15226)","dates":{"published":"2026-07-21T14:24:27.000Z","modified":"2026-07-21T23:14:34.410Z","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":"snapd","name":"snapd","label":"snapd","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/snapd","purlType":"deb","versions":[{"text":"< 2.61.4ubuntu0.16.04.1+esm4","noFixRecorded":false,"fixedIn":null},{"text":"< 2.61.4ubuntu0.18.04.1+esm4","noFixRecorded":false,"fixedIn":null},{"text":"< 2.67.1+20.04ubuntu1~esm3","noFixRecorded":false,"fixedIn":null},{"text":"< 2.76+ubuntu22.04.1","noFixRecorded":false,"fixedIn":null},{"text":"< 2.76+ubuntu24.04.1","noFixRecorded":false,"fixedIn":null},{"text":"< 2.76+ubuntu26.04.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.61.4ubuntu0.16.04.1+esm4 | < 2.61.4ubuntu0.18.04.1+esm4 | < 2.67.1+20.04ubuntu1~esm3 | < 2.76+ubuntu22.04.1 | < 2.76+ubuntu24.04.1 | < 2.76+ubuntu26.04.3","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-8579-1","label":"ubuntu.com/security/notices/USN-8579-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2024-5300","label":"ubuntu.com/security/CVE-2024-5300","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2026-8933","label":"ubuntu.com/security/CVE-2026-8933","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2026-15226","label":"ubuntu.com/security/CVE-2026-15226","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2024-5300","CVE-2026-15226","CVE-2026-8933"],"downstream":[],"duplicates":[],"related":["CVE-2024-5300","CVE-2026-15226","CVE-2026-8933"]},"timeline":[{"kind":"published","date":"2026-07-21T14:24:27.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-07-21T23:14:34.410Z","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":"2026-10-20T08:17:17.934Z","stale":false,"partial":false}}