{"id":"CLEANSTART-2024-ST49849","summary":"Integer overflows were discovered in the functions grub_cmd_initrd and grub_initrd_init in the efilinux component of GRUB2, as shipped in Debian, Red Hat, and Ubuntu (the functionality is not inclu...","details":"Security vulnerability affects the grub package. Integer overflows were discovered in the functions grub_cmd_initrd and grub_initrd_init in the efilinux component of GRUB2, as shipped in Debian, Red Hat, and Ubuntu (the functionality is not included in GRUB2 upstream), leading to a heap-based buffer overflow.","modified":"2026-10-31T16:02:36.671559739Z","published":"2026-10-31T14:15:23.233241Z","upstream":["CVE-2020-15707"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2024/CLEANSTART-2024-ST49849.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2020-15707"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-15707"}],"affected":[{"package":{"name":"grub","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/grub"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.06-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-ST49849.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H"}]}