{"id":"CLSA-2026-1787813016","summary":"util-linux: Fix of CVE-2026-13595","details":"- CVE-2026-13595: libblkid: fix heap use-after-free read in nested partition\n  probing where the BSD, Minix, Solaris x86 and UnixWare probers cached a\n  pointer into the partition array that was invalidated when adding further\n  partitions reallocated it; store partitions as an array of individually\n  allocated pointers so partition pointers stay stable across reallocation","modified":"2026-10-26T09:31:29.657475716Z","published":"2026-08-27T06:43:46Z","upstream":["CVE-2026-13595"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1787813016.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-13595"}],"affected":[{"package":{"name":"libblkid","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/libblkid?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.37.4-21.el9_6.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1787813016.json"}},{"package":{"name":"libblkid-devel","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/libblkid-devel?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.37.4-21.el9_6.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1787813016.json"}},{"package":{"name":"libfdisk","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/libfdisk?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.37.4-21.el9_6.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1787813016.json"}},{"package":{"name":"libfdisk-devel","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/libfdisk-devel?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.37.4-21.el9_6.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1787813016.json"}},{"package":{"name":"libmount","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/libmount?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.37.4-21.el9_6.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1787813016.json"}},{"package":{"name":"libmount-devel","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/libmount-devel?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.37.4-21.el9_6.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1787813016.json"}},{"package":{"name":"libsmartcols","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/libsmartcols?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.37.4-21.el9_6.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1787813016.json"}},{"package":{"name":"libsmartcols-devel","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/libsmartcols-devel?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.37.4-21.el9_6.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1787813016.json"}},{"package":{"name":"libuuid","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/libuuid?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.37.4-21.el9_6.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1787813016.json"}},{"package":{"name":"libuuid-devel","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/libuuid-devel?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.37.4-21.el9_6.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1787813016.json"}},{"package":{"name":"python3-libmount","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/python3-libmount?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.37.4-21.el9_6.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1787813016.json"}},{"package":{"name":"util-linux","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/util-linux?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.37.4-21.el9_6.tuxcare.els4"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1787813016.json"}},{"package":{"name":"util-linux-core","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/util-linux-core?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fix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