There are two updates available for Fedora: one for version 42 and one for version 43. Both updates pertain to SingularityCE, an open-source container platform designed to be simple, quick, and secure. The update brings SingularityCE up to version 4.3.6, which fixes a security issue identified as CVE-2025-67499, and is available for installation using the dnf upgrade program.

Fedora 42 Update: singularity-ce-4.3.6-1.fc42
Fedora 43 Update: singularity-ce-4.3.6-1.fc43

[SECURITY] Fedora 42 Update: singularity-ce-4.3.6-1.fc42

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Fedora Update Notification
FEDORA-2025-3ff2f4efe3
2025-12-27 01:00:29.398531+00:00
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Name : singularity-ce
Product : Fedora 42
Version : 4.3.6
Release : 1.fc42
URL : https://www.sylabs.io/singularity/
Summary : Application and environment virtualization
Description :
SingularityCE is the Community Edition of Singularity, an open source
container platform designed to be simple, fast, and secure.

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Update Information:

Upgrade to 4.3.6 upstream version.
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ChangeLog:

* Thu Dec 18 2025 David Trudgian [dtrudg@sylabs.io] - 4.3.6-1
- Upgrade to 4.3.6 upstream version.
- Fixes CVE-2025-67499
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2025-3ff2f4efe3' 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

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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[SECURITY] Fedora 43 Update: singularity-ce-4.3.6-1.fc43

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Fedora Update Notification
FEDORA-2025-d3cd3e7cf0
2025-12-27 00:41:33.791107+00:00
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Name : singularity-ce
Product : Fedora 43
Version : 4.3.6
Release : 1.fc43
URL : https://www.sylabs.io/singularity/
Summary : Application and environment virtualization
Description :
SingularityCE is the Community Edition of Singularity, an open source
container platform designed to be simple, fast, and secure.

--------------------------------------------------------------------------------
Update Information:

Upgrade to 4.3.6 upstream version.
--------------------------------------------------------------------------------
ChangeLog:

* Thu Dec 18 2025 David Trudgian [dtrudg@sylabs.io] - 4.3.6-1
- Upgrade to 4.3.6 upstream version.
- Fixes CVE-2025-67499
--------------------------------------------------------------------------------

This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2025-d3cd3e7cf0' 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

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
--------------------------------------------------------------------------------

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