🛡️ SUSE-SU-2025:20863-1 — grub2 (CVE-2024-45774 +24 more)

Security update for grub2

This update for grub2 fixes the following issues:

• Fix error: /boot/grub2/x86_64-efi/bli.mod not found (bsc#1231591)
• Fix OOM error in loading loopback file (bsc#1230840) (bsc#1249140)
• Update the patch to fix "SRK not matched" errors when unsealing

the key (bsc#1232411) (bsc#1247242)

Security fixes for 2024:

• Bump upstream SBAT generation to 5
• CVE-2024-45774: Fixed heap overflows in JPEG parser (bsc#1233609)
• CVE-2024-45775: Fixed missing NULL check in extcmd parser (bsc#1233610)
• CVE-2024-45776: Fixed overflow in .MO file (gettext) handling (bsc#1233612)
• CVE-2024-45777: Fixed integer overflow in gettext (bsc#1233613)
• CVE-2024-45778: Fixed bfs filesystem not fuzzing stable (bsc#1233606)
• CVE-2024-45779: Fixed bfs heap overflow (bsc#1233608)
• CVE-2024-45780: Fixed overflow in tar/cpio (bsc#1233614)
• CVE-2024-45781: Fixed ufs strcpy overflow(bsc#1233617)
• CVE-2024-45782: Fixed hfs strcpy overflow (bsc#1233615)
• CVE-2024-45783: Fixed hfsplus refcount overflow (bsc#1233616)
• CVE-2024-49504: Fixed bypassing TPM-bound disk encryption on SL(E)M

encrypted Images (bsc#1229163) (bsc#1229164)

• CVE-2024-56737: Fixed heap-based buffer overflow in fs/hfs.c via

crafted sblock data in an HFS filesystem (bsc#1234958)

• CVE-2024-56738: Fixed side-channel attack due to not constant-time

algorithm in grub_crypto_memcmp (bsc#1234959)

• CVE-2025-0622: Fixed command/gpg use-after-free due to hooks not being

removed on module unload (bsc#1236317)

• CVE-2025-0624: Fixed net Out-of-bounds write in grub_net_search_config_file() (bsc#1236316)
• CVE-2025-0677: Fixed UFS integer overflow may lead to heap based

out-of-bounds write when handling symlinks (bsc#1237002)

• CVE-2025-0678: Fixed squash4 Integer overflow may lead to heap based

out-of-bounds write when reading data (bsc#1237006)

• 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-2025-0690: Fixed "read" integer overflow 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-2025-1125: Fixed fs/hfs interger overflow may lead to heap based out-of-bounds write (bsc#1237014)
• CVE-2025-4382: Fixed TPM auto-decryption data exposure (bsc#1242971)
• Restrict CLI access if the encrypted root device is automatically unlocked by

the TPM. LUKS password authentication is required for access to be granted