Grub2: use-after-free in grub_file_close()

...

CVE-2025-54771 Grub2: use-after-free in grub_file_close()

A use-after-free vulnerability has been identified in the GNU GRUB Grand Unified Bootloader. The flaw occurs because the file-closing process incorrectly retains a memory pointer, leaving an invalid reference to a file system structure. An attacker could exploit this vulnerability to cause grub t...

CVE-2025-54771 Grub2: use-after-free in grub_file_close()

A use-after-free vulnerability has been identified in the GNU GRUB Grand Unified Bootloader. The flaw occurs because the file-closing process incorrectly retains a memory pointer, leaving an invalid reference to a file system structure. An attacker could exploit this vulnerability to cause grub t...