{"schemaVersion":3,"id":"SUSE-SU-2026:3812-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for util-linux\n\nThis update for util-linux fixes the following issues:\n\n- CVE-2026-13595: heap use-after-free read in `libblkid` nested partition probing (bsc#1269583).\n- CVE-2026-27456: TOCTOU race condition in the mount program when setting up loop devices (bsc#1261606).\n- Several security issues in releases prior to v2.42.2 and v2.41.5 (bsc#1268886).","dates":{"published":"2026-08-26T10:55:09.000Z","modified":"2026-08-31T18:23:10.115Z","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":"util-linux-systemd&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS","name":"util-linux-systemd","label":"util-linux-systemd&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/util-linux-systemd&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS","purlType":"rpm","versions":[{"text":"< 2.37.2-150400.8.50.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.37.2-150400.8.50.1","eol":null,"hubHref":null},{"vendor":"suse","product":"util-linux-systemd&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS","name":"util-linux-systemd","label":"util-linux-systemd&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/util-linux-systemd&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS","purlType":"rpm","versions":[{"text":"< 2.37.2-150400.8.50.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.37.2-150400.8.50.1","eol":null,"hubHref":null},{"vendor":"suse","product":"util-linux-systemd&distro=SUSE Linux Enterprise Micro 5.3","name":"util-linux-systemd","label":"util-linux-systemd&distro=SUSE Linux Enterprise Micro 5.3","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/util-linux-systemd&distro=SUSE Linux Enterprise Micro 5.3","purlType":"rpm","versions":[{"text":"< 2.37.2-150400.8.50.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.37.2-150400.8.50.1","eol":null,"hubHref":null},{"vendor":"suse","product":"util-linux-systemd&distro=SUSE Linux Enterprise Micro 5.4","name":"util-linux-systemd","label":"util-linux-systemd&distro=SUSE Linux Enterprise Micro 5.4","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/util-linux-systemd&distro=SUSE Linux Enterprise Micro 5.4","purlType":"rpm","versions":[{"text":"< 2.37.2-150400.8.50.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.37.2-150400.8.50.1","eol":null,"hubHref":null},{"vendor":"suse","product":"util-linux-systemd&distro=SUSE Linux Enterprise Server 15 SP4-LTSS","name":"util-linux-systemd","label":"util-linux-systemd&distro=SUSE Linux Enterprise Server 15 SP4-LTSS","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/util-linux-systemd&distro=SUSE Linux Enterprise Server 15 SP4-LTSS","purlType":"rpm","versions":[{"text":"< 2.37.2-150400.8.50.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.37.2-150400.8.50.1","eol":null,"hubHref":null},{"vendor":"suse","product":"util-linux-systemd&distro=SUSE Linux Enterprise Server for SAP Applications 15 SP4","name":"util-linux-systemd","label":"util-linux-systemd&distro=SUSE Linux Enterprise Server for SAP Applications 15 SP4","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/util-linux-systemd&distro=SUSE Linux Enterprise Server for SAP Applications 15 SP4","purlType":"rpm","versions":[{"text":"< 2.37.2-150400.8.50.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.37.2-150400.8.50.1","eol":null,"hubHref":null},{"vendor":"suse","product":"util-linux&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS","name":"util-linux","label":"util-linux&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/util-linux&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS","purlType":"rpm","versions":[{"text":"< 2.37.2-150400.8.50.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.37.2-150400.8.50.1","eol":null,"hubHref":null},{"vendor":"suse","product":"util-linux&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS","name":"util-linux","label":"util-linux&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/util-linux&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS","purlType":"rpm","versions":[{"text":"< 2.37.2-150400.8.50.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.37.2-150400.8.50.1","eol":null,"hubHref":null},{"vendor":"suse","product":"util-linux&distro=SUSE Linux Enterprise Micro 5.3","name":"util-linux","label":"util-linux&distro=SUSE Linux Enterprise Micro 5.3","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/util-linux&distro=SUSE Linux Enterprise Micro 5.3","purlType":"rpm","versions":[{"text":"< 2.37.2-150400.8.50.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.37.2-150400.8.50.1","eol":null,"hubHref":null},{"vendor":"suse","product":"util-linux&distro=SUSE Linux Enterprise Micro 5.4","name":"util-linux","label":"util-linux&distro=SUSE Linux Enterprise Micro 5.4","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/util-linux&distro=SUSE Linux Enterprise Micro 5.4","purlType":"rpm","versions":[{"text":"< 2.37.2-150400.8.50.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.37.2-150400.8.50.1","eol":null,"hubHref":null},{"vendor":"suse","product":"util-linux&distro=SUSE Linux Enterprise Server 15 SP4-LTSS","name":"util-linux","label":"util-linux&distro=SUSE Linux Enterprise Server 15 SP4-LTSS","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/util-linux&distro=SUSE Linux Enterprise Server 15 SP4-LTSS","purlType":"rpm","versions":[{"text":"< 2.37.2-150400.8.50.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.37.2-150400.8.50.1","eol":null,"hubHref":null},{"vendor":"suse","product":"util-linux&distro=SUSE Linux Enterprise Server for SAP Applications 15 SP4","name":"util-linux","label":"util-linux&distro=SUSE Linux Enterprise Server for SAP Applications 15 SP4","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/util-linux&distro=SUSE Linux Enterprise Server for SAP Applications 15 SP4","purlType":"rpm","versions":[{"text":"< 2.37.2-150400.8.50.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.37.2-150400.8.50.1","eol":null,"hubHref":null}],"affectedCount":12,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20263812-1/","label":"www.suse.com/support/update/announcement/2026/suse-su-20263812-1/","hostname":"www.suse.com","tags":["Advisory"]},{"url":"https://bugzilla.suse.com/1261606","label":"bugzilla.suse.com/1261606","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1268886","label":"bugzilla.suse.com/1268886","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1269583","label":"bugzilla.suse.com/1269583","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://www.suse.com/security/cve/CVE-2026-13595","label":"www.suse.com/security/cve/CVE-2026-13595","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-27456","label":"www.suse.com/security/cve/CVE-2026-27456","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-53613","label":"www.suse.com/security/cve/CVE-2026-53613","hostname":"www.suse.com","tags":["WEB"]}],"lineage":{"upstream":["CVE-2026-13595","CVE-2026-27456","CVE-2026-53613"],"downstream":[],"duplicates":[],"related":["CVE-2026-13595","CVE-2026-27456","CVE-2026-53613"]},"timeline":[{"kind":"published","date":"2026-08-26T10:55:09.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-08-31T18:23:10.115Z","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":"2026-10-21T22:14:13.010Z","stale":false,"partial":false}}