SUSE alert SUSE-SU-2025:20863-1 (grub2)

From:
             
 
SLE-SECURITY-UPDATES <null@suse.de>
To:
             
 
sle-security-updates@lists.suse.com
Subject:
             
 
SUSE-SU-2025:20863-1: important: Security update for grub2
Date:
             
 
Fri, 24 Oct 2025 20:30:32 -0000
Message-ID:
             
 
<176133783207.31037.12390438579331774368@smelt2.prg2.suse.org>


# Security update for grub2

Announcement ID: SUSE-SU-2025:20863-1  
Release Date: 2025-10-17T12:05:21Z  
Rating: important  
References:

  * bsc#1229163
  * bsc#1229164
  * bsc#1230840
  * bsc#1231591
  * bsc#1232411
  * bsc#1233606
  * bsc#1233608
  * bsc#1233609
  * bsc#1233610
  * bsc#1233612
  * bsc#1233613
  * bsc#1233614
  * bsc#1233615
  * bsc#1233616
  * bsc#1233617
  * bsc#1234958
  * bsc#1234959
  * bsc#1236316
  * bsc#1236317
  * bsc#1237002
  * bsc#1237006
  * bsc#1237008
  * bsc#1237009
  * bsc#1237010
  * bsc#1237011
  * bsc#1237012
  * bsc#1237013
  * bsc#1237014
  * bsc#1242971
  * bsc#1247242
  * bsc#1249140

  
Cross-References:

  * CVE-2024-45774
  * CVE-2024-45775
  * CVE-2024-45776
  * CVE-2024-45777
  * CVE-2024-45778
  * CVE-2024-45779
  * CVE-2024-45780
  * CVE-2024-45781
  * CVE-2024-45782
  * CVE-2024-45783
  * CVE-2024-49504
  * CVE-2024-56737
  * CVE-2024-56738
  * CVE-2025-0622
  * CVE-2025-0624
  * CVE-2025-0677
  * CVE-2025-0678
  * CVE-2025-0684
  * CVE-2025-0685
  * CVE-2025-0686
  * CVE-2025-0689
  * CVE-2025-0690
  * CVE-2025-1118
  * CVE-2025-1125
  * CVE-2025-4382

  
CVSS scores:

  * CVE-2024-45774 ( SUSE ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45774 ( NVD ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45775 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45775 ( NVD ):  5.2 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:H
  * CVE-2024-45776 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45776 ( NVD ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45777 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45777 ( NVD ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45778 ( SUSE ):  3.9 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L
  * CVE-2024-45778 ( NVD ):  4.1 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-45778 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-45779 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45779 ( NVD ):  6.0 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H
  * CVE-2024-45779 ( NVD ):  6.0 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H
  * CVE-2024-45780 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45780 ( NVD ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45781 ( SUSE ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45781 ( NVD ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45782 ( SUSE ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45782 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45782 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45783 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45783 ( NVD ):  4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-49504 ( SUSE ):  6.9
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2024-49504 ( SUSE ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2024-49504 ( NVD ):  7.0

CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2024-56737 ( SUSE ):  8.4
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2024-56737 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2024-56737 ( NVD ):  8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2024-56738 ( SUSE ):  5.7
    CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2024-56738 ( SUSE ):  4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
  * CVE-2024-56738 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  * CVE-2025-0622 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0622 ( NVD ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0624 ( SUSE ):  7.6 CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
  * CVE-2025-0624 ( NVD ):  7.6 CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
  * CVE-2025-0677 ( SUSE ):  8.9
    CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2025-0677 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0677 ( NVD ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0678 ( SUSE ):  8.9
    CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2025-0678 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0678 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0678 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0684 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0684 ( NVD ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0684 ( NVD ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0685 ( SUSE ):  8.9
    CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2025-0685 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0685 ( NVD ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0685 ( NVD ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0686 ( SUSE ):  8.9
    CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2025-0686 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0686 ( NVD ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0686 ( NVD ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0689 ( SUSE ):  8.9
    CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2025-0689 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-0689 ( NVD ):  6.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-0689 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-0690 ( SUSE ):  7.3
    CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2025-0690 ( SUSE ):  6.1 CVSS:3.1/AV:P/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-0690 ( NVD ):  6.1 CVSS:3.1/AV:P/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-1118 ( SUSE ):  6.7
    CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-1118 ( SUSE ):  4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
  * CVE-2025-1118 ( NVD ):  4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
  * CVE-2025-1125 ( SUSE ):  8.7
    CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2025-1125 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-1125 ( NVD ):  6.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-1125 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-4382 ( SUSE ):  8.4
    CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N
  * CVE-2025-4382 ( SUSE ):  5.9 CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
  * CVE-2025-4382 ( NVD ):  5.9 CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

  
Affected Products:

  * SUSE Linux Micro 6.1

  
  
An update that solves 25 vulnerabilities and has six fixes can now be installed.

## Description:

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

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Micro 6.1  
    zypper in -t patch SUSE-SLE-Micro-6.1-308=1

## Package List:

  * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
    * grub2-2.12-slfo.1.1_2.1
    * grub2-debuginfo-2.12-slfo.1.1_2.1
  * SUSE Linux Micro 6.1 (noarch)
    * grub2-x86_64-efi-2.12-slfo.1.1_2.1
    * grub2-i386-pc-2.12-slfo.1.1_2.1
    * grub2-powerpc-ieee1275-2.12-slfo.1.1_2.1
    * grub2-arm64-efi-2.12-slfo.1.1_2.1
    * grub2-x86_64-xen-2.12-slfo.1.1_2.1
    * grub2-snapper-plugin-2.12-slfo.1.1_2.1
  * SUSE Linux Micro 6.1 (aarch64 s390x x86_64)
    * grub2-debugsource-2.12-slfo.1.1_2.1
  * SUSE Linux Micro 6.1 (s390x)
    * grub2-s390x-emu-2.12-slfo.1.1_2.1

## References:

  * https://www.suse.com/security/cve/CVE-2024-45774.html
  * https://www.suse.com/security/cve/CVE-2024-45775.html
  * https://www.suse.com/security/cve/CVE-2024-45776.html
  * https://www.suse.com/security/cve/CVE-2024-45777.html
  * https://www.suse.com/security/cve/CVE-2024-45778.html
  * https://www.suse.com/security/cve/CVE-2024-45779.html
  * https://www.suse.com/security/cve/CVE-2024-45780.html
  * https://www.suse.com/security/cve/CVE-2024-45781.html
  * https://www.suse.com/security/cve/CVE-2024-45782.html
  * https://www.suse.com/security/cve/CVE-2024-45783.html
  * https://www.suse.com/security/cve/CVE-2024-49504.html
  * https://www.suse.com/security/cve/CVE-2024-56737.html
  * https://www.suse.com/security/cve/CVE-2024-56738.html
  * https://www.suse.com/security/cve/CVE-2025-0622.html
  * https://www.suse.com/security/cve/CVE-2025-0624.html
  * https://www.suse.com/security/cve/CVE-2025-0677.html
  * https://www.suse.com/security/cve/CVE-2025-0678.html
  * https://www.suse.com/security/cve/CVE-2025-0684.html
  * https://www.suse.com/security/cve/CVE-2025-0685.html
  * https://www.suse.com/security/cve/CVE-2025-0686.html
  * https://www.suse.com/security/cve/CVE-2025-0689.html
  * https://www.suse.com/security/cve/CVE-2025-0690.html
  * https://www.suse.com/security/cve/CVE-2025-1118.html
  * https://www.suse.com/security/cve/CVE-2025-1125.html
  * https://www.suse.com/security/cve/CVE-2025-4382.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1229163
  * https://bugzilla.suse.com/show_bug.cgi?id=1229164
  * https://bugzilla.suse.com/show_bug.cgi?id=1230840
  * https://bugzilla.suse.com/show_bug.cgi?id=1231591
  * https://bugzilla.suse.com/show_bug.cgi?id=1232411
  * https://bugzilla.suse.com/show_bug.cgi?id=1233606
  * https://bugzilla.suse.com/show_bug.cgi?id=1233608
  * https://bugzilla.suse.com/show_bug.cgi?id=1233609
  * https://bugzilla.suse.com/show_bug.cgi?id=1233610
  * https://bugzilla.suse.com/show_bug.cgi?id=1233612
  * https://bugzilla.suse.com/show_bug.cgi?id=1233613
  * https://bugzilla.suse.com/show_bug.cgi?id=1233614
  * https://bugzilla.suse.com/show_bug.cgi?id=1233615
  * https://bugzilla.suse.com/show_bug.cgi?id=1233616
  * https://bugzilla.suse.com/show_bug.cgi?id=1233617
  * https://bugzilla.suse.com/show_bug.cgi?id=1234958
  * https://bugzilla.suse.com/show_bug.cgi?id=1234959
  * https://bugzilla.suse.com/show_bug.cgi?id=1236316
  * https://bugzilla.suse.com/show_bug.cgi?id=1236317
  * https://bugzilla.suse.com/show_bug.cgi?id=1237002
  * https://bugzilla.suse.com/show_bug.cgi?id=1237006
  * https://bugzilla.suse.com/show_bug.cgi?id=1237008
  * https://bugzilla.suse.com/show_bug.cgi?id=1237009
  * https://bugzilla.suse.com/show_bug.cgi?id=1237010
  * https://bugzilla.suse.com/show_bug.cgi?id=1237011
  * https://bugzilla.suse.com/show_bug.cgi?id=1237012
  * https://bugzilla.suse.com/show_bug.cgi?id=1237013
  * https://bugzilla.suse.com/show_bug.cgi?id=1237014
  * https://bugzilla.suse.com/show_bug.cgi?id=1242971
  * https://bugzilla.suse.com/show_bug.cgi?id=1247242
  * https://bugzilla.suse.com/show_bug.cgi?id=1249140



Attachment: None (type=text/html)
(HTML attachment elided)