{"id":"SUSE-SU-2025:4197-1","summary":"Security update for grub2","details":"This update for grub2 fixes the following issues:\n\n- CVE-2025-54771: Fixed rub_file_close() does not properly controls the fs refcount (bsc#1252931) \n- CVE-2025-61661: Fixed out-of-bounds write in grub_usb_get_string() function (bsc#1252932)\n- CVE-2025-61662: Fixed missing unregister call for gettext command may lead to use-after-free (bsc#1252933) \n- CVE-2025-61663: Fixed missing unregister call for normal commands may lead to use-after-free (bsc#1252934)\n- CVE-2025-61664: Fixed missing unregister call for normal_exit command may lead to use-after-free (bsc#1252935)\n\nOther fixes:\n\n- Bump upstream SBAT generation to 6\n","modified":"2026-03-11T07:31:03.313589Z","published":"2025-11-24T11:04:06Z","related":["CVE-2025-54771","CVE-2025-61661","CVE-2025-61662","CVE-2025-61663","CVE-2025-61664"],"upstream":["CVE-2025-54771","CVE-2025-61661","CVE-2025-61662","CVE-2025-61663","CVE-2025-61664"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2025/suse-su-20254197-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1252931"},{"type":"REPORT","url":"https://bugzilla.suse.com/1252932"},{"type":"REPORT","url":"https://bugzilla.suse.com/1252933"},{"type":"REPORT","url":"https://bugzilla.suse.com/1252934"},{"type":"REPORT","url":"https://bugzilla.suse.com/1252935"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-54771"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-61661"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-61662"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-61663"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-61664"}],"affected":[{"package":{"name":"grub2","ecosystem":"SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5","purl":"pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.02-193.1"}]}],"ecosystem_specific":{"binaries":[{"grub2-i386-pc":"2.02-193.1","grub2-snapper-plugin":"2.02-193.1","grub2-systemd-sleep-plugin":"2.02-193.1","grub2-x86_64-efi":"2.02-193.1","grub2-x86_64-xen":"2.02-193.1","grub2":"2.02-193.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2025:4197-1.json"}}],"schema_version":"1.7.5"}