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Ubuntu 20.04 Kernel Vulnerability Endangers User Privacy UBT-SU-2023-0073-8

opensuse
Calendar Grey March 24, 2026
Dist Opensuse Esm H88
Access control bypass vulnerability fixed in util-linux update for openSUSE with important security enhancements.
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).

Topics%20covered

Topics Covered

security advisory access control important util-linux bypass OpenSUSE

Patch

## 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:

* openSUSE Leap 15.3

zypper in -t patch SUSE-2026-987=1

* SUSE Linux Enterprise Micro 5.2

zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-987=1

* SUSE Linux Enterprise Micro for Rancher 5.2

zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-987=1

Package List

* openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64 i586)

* libfdisk-devel-2.36.2-150300.4.58.1

* python3-libmount-debuginfo-2.36.2-150300.4.58.1

* libblkid-devel-static-2.36.2-150300.4.58.1

* libsmartcols-devel-static-2.36.2-150300.4.58.1

* libfdisk-devel-static-2.36.2-150300.4.58.1

* uuidd-debuginfo-2.36.2-150300.4.58.1

* libmount-devel-static-2.36.2-150300.4.58.1

* python3-libmount-2.36.2-150300.4.58.1

* util-linux-debugsource-2.36.2-150300.4.58.1

* util-linux-systemd-2.36.2-150300.4.58.1

* libuuid1-debuginfo-2.36.2-150300.4.58.1

* uuidd-2.36.2-150300.4.58.1

* libblkid-devel-2.36.2-150300.4.58.1

* libblkid1-2.36.2-150300.4.58.1

* util-linux-systemd-debuginfo-2.36.2-150300.4.58.1

* libuuid1-2.36.2-150300.4.58.1

* util-linux-systemd-debugsource-2.36.2-150300.4.58.1

* libfdisk1-debuginfo-2.36.2-150300.4.58.1

* libuuid-devel-2.36.2-150300.4.58.1

* libmount1-2.36.2-150300.4.58.1

* libsmartcols1-2.36.2-150300.4.58.1

* util-linux-2.36.2-150300.4.58.1

* util-linux-debuginfo-2.36.2-150300.4.58.1

*...

Read the Full Advisory

References

* bsc#1222465

* bsc#1234736

* bsc#1258859

## References:

* https://www.suse.com/security/cve/CVE-2026-3184.html

* https://bugzilla.suse.com/show_bug.cgi?id=1222465

* https://bugzilla.suse.com/show_bug.cgi?id=1234736

* https://bugzilla.suse.com/show_bug.cgi?id=1258859

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0987-1
Release Date: 2026-03-24T03:11:26Z
Affected Products: * openSUSE Leap 15.3 * SUSE Linux Enterprise Micro 5.2 * SUSE Linux Enterprise Micro for Rancher 5.2

Topics%20covered

Topics Covered

security advisory access control important util-linux bypass OpenSUSE

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