shield Security update for grub2

SUSE-SUSE-MicroOS-5.2-2025-4143

This update for grub2 fixes the following issues: - CVE-2025-54771: Fixed rub_file_close() does not properly controls the fs refcount (bsc#1252931) - CVE-2025-61661: Fixed out-of-bounds write in grub_usb_get_string() function (bsc#1252932) - CVE-2025-61662: Fixed missing unregister call for gettext command may lead to use-after-free (bsc#1252933) - CVE-2025-61663: Fixed missing unregister call for normal commands may lead to use-after-free (bsc#1252934) - CVE-2025-61664: Fixed missing unregister call for normal_exit command may lead to use-after-free (bsc#1252935) Other fixes: - Bump upstream SBAT generation to 6

• Release Date
  Nov 20 2025
• References
  Bugzilla: 1252933, 1252934, 1252931, 1252932, 1252935
  CVEs: CVE-2025-54771, CVE-2025-61662, CVE-2025-61663, CVE-2025-61664, CVE-2025-61661
• Type
  security
• Severity
  moderate

cloud_download Downloads

SUSE Linux Enterprise Micro 5.2 s390x

• Packages
  grub2
  Bootloader with support for Linux, Multiboot and more

  2.04-150300.22.61.1 lock rpm lock src

  grub2-s390x-emu
  Bootloader with support for Linux, Multiboot and more

  2.04-150300.22.61.1 lock rpm

  grub2-snapper-plugin
  Grub2's snapper plugin

  2.04-150300.22.61.1 lock rpm

SUSE Linux Enterprise Micro for Rancher 5.2 aarch64

• Packages
  grub2
  Bootloader with support for Linux, Multiboot and more

  2.04-150300.22.61.1 lock rpm lock src

  grub2-arm64-efi
  Bootloader with support for Linux, Multiboot and more

  2.04-150300.22.61.1 lock rpm

  grub2-snapper-plugin
  Grub2's snapper plugin

  2.04-150300.22.61.1 lock rpm

SUSE Linux Enterprise Micro for Rancher 5.2 x86_64

• Packages
  grub2
  Bootloader with support for Linux, Multiboot and more

  2.04-150300.22.61.1 lock rpm lock src

  grub2-i386-pc
  Bootloader with support for Linux, Multiboot and more

  2.04-150300.22.61.1 lock rpm

  grub2-snapper-plugin
  Grub2's snapper plugin

  2.04-150300.22.61.1 lock rpm

  grub2-x86_64-efi
  Bootloader with support for Linux, Multiboot and more

  2.04-150300.22.61.1 lock rpm

  grub2-x86_64-xen
  Bootloader with support for Linux, Multiboot and more

  2.04-150300.22.61.1 lock rpm