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Fedora 44 Apptainer Critical CVE-2026-48785 Security Advisory

fedora
Calendar Grey June 12, 2026
Dist Fedora Esm H88
Update to Fedora 44 for apptainer 1.5.1 addressing CVE-2026-48785 with critical impact on container security.
Update to upstream 1.5.1

Summary

Apptainer provides functionality to make portable

containers that can be used across host environments.

Update Information:

Update to upstream 1.5.1. Fixes CVE-2026-48785

Topics%20covered

Topics Covered

security advisory fedora critical container apptainer CVE-2026-48785

Change Log

* Thu Jun 4 2026 Dave Dykstra - 1.5.1 - Update to upstream 1.5.1

References


[ 1 ] Bug #2484859 - apptainer-1.5.1 is available https://bugzilla.redhat.com/show_bug.cgi?id=2484859

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-ff5370cd61' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
critical
Lowest
Low
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Critical

Name: apptainer
Product: Fedora 44
Version: 1.5.1
Release: 1.fc44
URL: https://apptainer.org
Summary: Application and environment virtualization formerly known as Singularity

Topics%20covered

Topics Covered

security advisory fedora critical container apptainer CVE-2026-48785

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