SUSE-SU-2025:20511-1

This update for grub2 fixes the following issues:

• CVE-2025-4382: Fixed TPM auto-decryption data exposure (bsc#1242971)

• Filter out the non-subvolume btrfs mount points when creating the relative path (bsc#1239674)

• CVE-2024-45781: Fixed ufs strcpy overflow (bsc#1233617)

• CVE-2024-56737: Fixed heap-based buffer overflow in fs/hfs.c via crafted sblock data in an HFS filesystem (bsc#1234958)

• CVE-2024-45782: Fixed hfs strcpy overflow (bsc#1233615)

• CVE-2024-45780: Fixed overflow in tar/cpio(bsc#1233614)

• CVE-2024-45783: Fixed hfsplus refcount overflow (bsc#1233616)

• CVE-2025-0624: Fixed out-of-bounds write in grub_net_search_config_file() (bsc#1236316)

• CVE-2024-45774: Fixed heap overflows in JPEG parser (bsc#1233609)

• CVE-2024-45775: Fixed missing NULL check in extcmd parser (bsc#1233610)

• CVE-2025-0622: Fixed command/gpg: Use-after-free due to hooks not being removed on module unload (bsc#1236317)

• CVE-2024-45776: Fixed overflow in .MO file (gettext) handling (bsc#1233612)

• CVE-2024-45777: Fixed integer overflow in gettext (bsc#1233613)

• CVE-2025-0690: Fixed integer overflow in read that may lead to out-of-bounds write (bsc#1237012)

• CVE-2025-1118: Fixed commands/dump: The dump command is not in lockdown when secure boot is enabled(bsc#1237013)

• CVE-2024-45778: Fixed bfs filesystem not fuzzing stable (bsc#1233606)

• CVE-2024-45779: Fixed bfs heap overflow (bsc#1233608)

• CVE-2025-0677: Fixed integer overflow that may lead to heap based out-of-bounds write when handling symlinks in ufs (bsc#1237002)

• CVE-2025-0684: Fixed reiserfs: Integer overflow when handling symlinks may lead to heap based out-of-bounds write when reading data (bsc#1237008)

• CVE-2025-0685: Fixed jfs: Integer overflow when handling symlinks may lead to heap based out-of-bounds write when reading data (bsc#1237009)

• CVE-2025-0686: Fixed romfs: Integer overflow when handling symlinks may lead to heap based out-of-bounds write when reading data (bsc#1237010)

• CVE-2025-0689: Fixed udf: Heap based buffer overflow in grub_udf_read_block() may lead to arbitrary code execution (bsc#1237011)

• CVE-2025-1125: Fixed fs/hfs: Interger overflow may lead to heap based out-of-bounds write (bsc#1237014)

• CVE-2025-0678: Fixed squash4: Integer overflow may lead to heap based out-of-bounds write when reading data (bsc#1237006)

• Bump upstream SBAT generation to 5 to block older grub2 versions.

• CVE-2024-49504: Fixed Bypassing TPM-bound disk encryption on SL(E)M encrypted Images (bsc#1229163) (bsc#1229164)

• Restrict CLI access if the encrypted root device is automatically unlocked by the TPM. LUKS password authentication is required for access to be granted

• Obsolete, as CLI access is now locked and granted access no longer requires the previous restrictions