{"affected":[{"ecosystem_specific":{"binaries":[{"grub2":"2.12-slfo.1.1_3.1","grub2-arm64-efi":"2.12-slfo.1.1_3.1","grub2-i386-pc":"2.12-slfo.1.1_3.1","grub2-powerpc-ieee1275":"2.12-slfo.1.1_3.1","grub2-s390x-emu":"2.12-slfo.1.1_3.1","grub2-snapper-plugin":"2.12-slfo.1.1_3.1","grub2-x86_64-efi":"2.12-slfo.1.1_3.1","grub2-x86_64-xen":"2.12-slfo.1.1_3.1"}]},"package":{"ecosystem":"SUSE:Linux Micro 6.1","name":"grub2","purl":"pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Micro%206.1"},"ranges":[{"events":[{"introduced":"0"},{"fixed":"2.12-slfo.1.1_3.1"}],"type":"ECOSYSTEM"}]}],"aliases":[],"details":"This update for grub2 fixes the following issues:\n\n- CVE-2025-54770: Missing unregister call for net_set_vlan command may lead to use-after-free (bsc#1252930)\n- CVE-2025-54771: grub_file_close() does not properly controls the fs refcount (bsc#1252931)\n- CVE-2025-61661: Out-of-bounds write in grub_usb_get_string() function (bsc#1252932)\n- CVE-2025-61662: Missing unregister call for gettext command may lead to use-after-free (bsc#1252933)\n- CVE-2025-61663: Missing unregister call for normal commands may lead to use-after-free (bsc#1252934)\n- CVE-2025-61664: Missing unregister call for normal_exit command may lead to use-after-free (bsc#1252935)\n","id":"SUSE-SU-2025:21062-1","modified":"2025-11-21T13:08:14Z","published":"2025-11-21T13:08:14Z","references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2025/suse-su-202521062-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1252930"},{"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-2025-54770"},{"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"}],"related":["CVE-2025-54770","CVE-2025-54771","CVE-2025-61661","CVE-2025-61662","CVE-2025-61663","CVE-2025-61664"],"summary":"Security update for grub2","upstream":["CVE-2025-54770","CVE-2025-54771","CVE-2025-61661","CVE-2025-61662","CVE-2025-61663","CVE-2025-61664"]}