Security update for util-linux

Announcement ID: SUSE-SU-2026:1406-1
Release Date: 2026-04-16T12:35:30Z
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2026-3184 ( SUSE ): 6.3 CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
  • CVE-2026-3184 ( SUSE ): 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
  • CVE-2026-3184 ( NVD ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected Products:
  • Basesystem Module 15-SP7
  • Server Applications Module 15-SP7
  • SUSE Linux Enterprise Desktop 15 SP7
  • SUSE Linux Enterprise Real Time 15 SP7
  • SUSE Linux Enterprise Server 15 SP7
  • SUSE Linux Enterprise Server for SAP Applications 15 SP7

An update that solves one vulnerability and has two security fixes can now be installed.

Description:

This update for util-linux fixes the following issues:

Security issue:

  • CVE-2026-3184: access control bypass due to improper hostname canonicalization in login (bsc#1258859).

Non security issues:

  • recognize fuse "portal" as a virtual file system (bsc#1234736).
  • fdisk: fix possible partition overlay and data corruption if EBR gap is missing (bsc#1222465).

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:

  • Basesystem Module 15-SP7
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-1406=1
  • Server Applications Module 15-SP7
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP7-2026-1406=1

Package List:

  • Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    • libblkid1-debuginfo-2.40.4-150700.4.10.1
    • libmount-devel-2.40.4-150700.4.10.1
    • libblkid1-2.40.4-150700.4.10.1
    • libmount1-2.40.4-150700.4.10.1
    • libuuid-devel-static-2.40.4-150700.4.10.1
    • libsmartcols1-debuginfo-2.40.4-150700.4.10.1
    • util-linux-debuginfo-2.40.4-150700.4.10.1
    • libuuid1-debuginfo-2.40.4-150700.4.10.1
    • util-linux-systemd-2.40.4-150700.4.10.1
    • libfdisk1-2.40.4-150700.4.10.1
    • libuuid1-2.40.4-150700.4.10.1
    • util-linux-systemd-debugsource-2.40.4-150700.4.10.1
    • util-linux-systemd-debuginfo-2.40.4-150700.4.10.1
    • util-linux-2.40.4-150700.4.10.1
    • libuuid-devel-2.40.4-150700.4.10.1
    • util-linux-debugsource-2.40.4-150700.4.10.1
    • libmount1-debuginfo-2.40.4-150700.4.10.1
    • util-linux-tty-tools-debuginfo-2.40.4-150700.4.10.1
    • libsmartcols1-2.40.4-150700.4.10.1
    • libblkid-devel-static-2.40.4-150700.4.10.1
    • util-linux-tty-tools-2.40.4-150700.4.10.1
    • libsmartcols-devel-2.40.4-150700.4.10.1
    • libblkid-devel-2.40.4-150700.4.10.1
    • libfdisk1-debuginfo-2.40.4-150700.4.10.1
    • libfdisk-devel-2.40.4-150700.4.10.1
  • Basesystem Module 15-SP7 (noarch)
    • util-linux-lang-2.40.4-150700.4.10.1
  • Basesystem Module 15-SP7 (s390x)
    • util-linux-extra-2.40.4-150700.4.10.1
    • util-linux-extra-debuginfo-2.40.4-150700.4.10.1
  • Basesystem Module 15-SP7 (x86_64)
    • libblkid1-32bit-2.40.4-150700.4.10.1
    • libmount1-32bit-debuginfo-2.40.4-150700.4.10.1
    • libuuid1-32bit-debuginfo-2.40.4-150700.4.10.1
    • libuuid1-32bit-2.40.4-150700.4.10.1
    • libmount1-32bit-2.40.4-150700.4.10.1
    • libblkid1-32bit-debuginfo-2.40.4-150700.4.10.1
  • Server Applications Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    • util-linux-systemd-debuginfo-2.40.4-150700.4.10.1
    • uuidd-2.40.4-150700.4.10.1
    • uuidd-debuginfo-2.40.4-150700.4.10.1
    • util-linux-systemd-debugsource-2.40.4-150700.4.10.1

References: