{"schemaVersion":3,"id":"SUSE-SU-2026:3428-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for runc\n\nThis update for runc fixes the following issues:\n\nUpdate to 1.3.6.\n\n- CVE-2026-41579: malicious image with a `/dev` symlink can trigger limited host filesystem integrity violations\n  (bsc#1268275).\n\nOther updates and bugfixes:\n\n- Version 1.3.6:\n  * When masking directories with `maskPaths`, runc will now re- use a single `tmpfs` instance (which is not writeable)\n    to reduce the number `tmpfs` superblocks that need to be reaped when containers die (in particular, Kubernetes\n    applies masks to per-CPU sysfs directories which get expensive quickly).\n- Version 1.3.5:\n  * Recursive atime-related mount flags (rrelatime et al.) are now applied properly.\n  * PR #4757 caused a regression that resulted in spurious cannot start a container that has stopped errors when\n    running runc create and has thus been reverted.\n  * Updated builds to Go 1.25, libseccomp v2.6.0.\n  * Minor signing keyring updates.","dates":{"published":"2026-07-30T11:16:04.000Z","modified":"2026-07-31T09:15:08.386Z","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":"suse","product":"runc&distro=SUSE Linux Enterprise Server LTSS Extended Security 12 SP5","name":"runc","label":"runc&distro=SUSE Linux Enterprise Server LTSS Extended Security 12 SP5","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/runc&distro=SUSE Linux Enterprise Server LTSS Extended Security 12 SP5","purlType":"rpm","versions":[{"text":"< 1.3.6-16.76.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.3.6-16.76.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20263428-1/","label":"www.suse.com/support/update/announcement/2026/suse-su-20263428-1/","hostname":"www.suse.com","tags":["Advisory"]},{"url":"https://bugzilla.suse.com/1268275","label":"bugzilla.suse.com/1268275","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://www.suse.com/security/cve/CVE-2025-31133","label":"www.suse.com/security/cve/CVE-2025-31133","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52565","label":"www.suse.com/security/cve/CVE-2025-52565","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-41579","label":"www.suse.com/security/cve/CVE-2026-41579","hostname":"www.suse.com","tags":["WEB"]}],"lineage":{"upstream":["CVE-2025-31133","CVE-2025-52565","CVE-2026-41579"],"downstream":[],"duplicates":[],"related":["CVE-2025-31133","CVE-2025-52565","CVE-2026-41579"]},"timeline":[{"kind":"published","date":"2026-07-30T11:16:04.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-07-31T09:15:08.386Z","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":"2026-10-21T22:14:22.987Z","stale":false,"partial":false}}