CVE-2024-45776 — Grub2: grub-core/gettext: integer overflow leads to heap oob write and read.
When reading the language .mo file in grub_mofile_open(), grub2 fails to verify an integer overflow when allocating its internal buffer. A crafted .mo file may lead the buffer s…
Published: 2025-02-18 · CVSS: 6.7 · CVSS 3.1
When reading the language .mo file in grub_mofile_open(), grub2 fails to verify an integer overflow when allocating its internal buffer. A crafted .mo file may lead the buffer size calculation to overflow, leading to out-of-bound reads and writes. This flaw allows an attacker to leak sensitive data or overwrite critical data, possibly circumventing secure boot protections.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7