{"id":"ALSA-2026:4649","summary":"Moderate: grub2 security update","details":"The grub2 packages provide version 2 of the Grand Unified Boot Loader (GRUB), a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices.  \n\nSecurity Fix(es):  \n\n  * grub2: Missing unregister call for gettext command may lead to use-after-free (CVE-2025-61662)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","modified":"2026-03-24T12:02:59.132289Z","published":"2026-03-16T00:00:00Z","related":["CVE-2025-61662"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:4649"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-61662"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2414683"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2026-4649.html"}],"affected":[{"package":{"name":"grub2-common","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-common"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12-29.el10_1.2.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:4649.json"}},{"package":{"name":"grub2-efi-aa64","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-efi-aa64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12-29.el10_1.2.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:4649.json"}},{"package":{"name":"grub2-efi-aa64-cdboot","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-efi-aa64-cdboot"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12-29.el10_1.2.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:4649.json"}},{"package":{"name":"grub2-efi-aa64-modules","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-efi-aa64-modules"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12-29.el10_1.2.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:4649.json"}},{"package":{"name":"grub2-efi-x64","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-efi-x64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12-29.el10_1.2.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:4649.json"}},{"package":{"name":"grub2-efi-x64-cdboot","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-efi-x64-cdboot"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12-29.el10_1.2.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:4649.json"}},{"package":{"name":"grub2-efi-x64-modules","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-efi-x64-modules"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12-29.el10_1.2.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:4649.json"}},{"package":{"name":"grub2-pc","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-pc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12-29.el10_1.2.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:4649.json"}},{"package":{"name":"grub2-pc-modules","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-pc-modules"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12-29.el10_1.2.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:4649.json"}},{"package":{"name":"grub2-ppc64le","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-ppc64le"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12-29.el10_1.2.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:4649.json"}},{"package":{"name":"grub2-ppc64le-modules","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-ppc64le-modules"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12-29.el10_1.2.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:4649.json"}},{"package":{"name":"grub2-tools","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-tools"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12-29.el10_1.2.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:4649.json"}},{"package":{"name":"grub2-tools-efi","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-tools-efi"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12-29.el10_1.2.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:4649.json"}},{"package":{"name":"grub2-tools-extra","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/grub2-tools-extra"},"ranges":[{"typ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