{"id":"SUSE-SU-2026:4296-1","summary":"Security update for util-linux","details":"This update for util-linux fixes the following issues:\n\n- CVE-2026-13595: heap use-after-free in `libblkid` nested partition probing (bsc#1269583).\n- CVE-2026-27456: TOCTOU in the mount program when setting up loop devices (bsc#1261606).\n- CVE-2026-53613: Local Privilege Escalation via TOCTOU in mount(8) — Target Path Redirection (bsc#1268886)\n","modified":"2026-09-23T18:15:05.198058929Z","published":"2026-09-23T07:56:50Z","related":["CVE-2026-13595","CVE-2026-27456","CVE-2026-53613"],"upstream":["CVE-2026-13595","CVE-2026-27456","CVE-2026-53613"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20264296-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1261606"},{"type":"REPORT","url":"https://bugzilla.suse.com/1268886"},{"type":"REPORT","url":"https://bugzilla.suse.com/1269583"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-13595"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-27456"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-53613"}],"affected":[{"package":{"name":"python-libmount","ecosystem":"SUSE:Linux Enterprise Server 12 SP5-LTSS","purl":"pkg:rpm/suse/python-libmount&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.33.2-4.57.1"}]}],"ecosystem_specific":{"binaries":[{"libblkid1":"2.33.2-4.57.1","libfdisk1":"2.33.2-4.57.1","libuuid1":"2.33.2-4.57.1","libmount1":"2.33.2-4.57.1","util-linux-lang":"2.33.2-4.57.1","libmount-devel":"2.33.2-4.57.1","libblkid-devel":"2.33.2-4.57.1","uuidd":"2.33.2-4.57.1","python-libmount":"2.33.2-4.57.1","util-linux-systemd":"2.33.2-4.57.1","libblkid1-32bit":"2.33.2-4.57.1","util-linux":"2.33.2-4.57.1","libuuid1-32bit":"2.33.2-4.57.1","libmount1-32bit":"2.33.2-4.57.1","libsmartcols-devel":"2.33.2-4.57.1","libsmartcols1":"2.33.2-4.57.1","libuuid-devel":"2.33.2-4.57.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4296-1.json"}},{"package":{"name":"util-linux","ecosystem":"SUSE:Linux Enterprise Server 12 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SP5-LTSS","purl":"pkg:rpm/suse/util-linux-systemd&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.33.2-4.57.1"}]}],"ecosystem_specific":{"binaries":[{"libblkid1":"2.33.2-4.57.1","libuuid1-32bit":"2.33.2-4.57.1","libsmartcols1":"2.33.2-4.57.1","libfdisk1":"2.33.2-4.57.1","libblkid-devel":"2.33.2-4.57.1","libuuid1":"2.33.2-4.57.1","libblkid1-32bit":"2.33.2-4.57.1","libmount1-32bit":"2.33.2-4.57.1","uuidd":"2.33.2-4.57.1","util-linux":"2.33.2-4.57.1","libuuid-devel":"2.33.2-4.57.1","libmount-devel":"2.33.2-4.57.1","libmount1":"2.33.2-4.57.1","util-linux-lang":"2.33.2-4.57.1","libsmartcols-devel":"2.33.2-4.57.1","python-libmount":"2.33.2-4.57.1","util-linux-systemd":"2.33.2-4.57.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4296-1.json"}},{"package":{"name":"python-libmount","ecosystem":"SUSE:Linux Enterprise Server LTSS Extended Security 12 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