Bug 2453093

Summary: CVE-2026-33748 singularity-ce: BuildKit: Unauthorized file access via Git URL fragment subdir components [fedora-all]
Product: [Fedora] Fedora Reporter: Jon Moroney <jmoroney>
Component: singularity-ceAssignee: David Trudgian <dtrudg>
Status: CLOSED ERRATA QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: rawhideCC: dtrudg, dwd, go-sig
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["b27c41e8-b796-44ea-8017-d4ea1d52d022"]}
Fixed In Version: singularity-ce-4.4.2-1.fc45 singularity-ce-4.4.2-1.fc44 singularity-ce-4.4.2-1.fc43 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-06-10 08:34:14 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2452271    

Description Jon Moroney 2026-03-30 16:56:44 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

Comment 1 Fedora Update System 2026-06-10 08:30:21 UTC
FEDORA-2026-d32912dc74 (singularity-ce-4.4.2-1.fc45) has been submitted as an update to Fedora 45.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-d32912dc74

Comment 2 Fedora Update System 2026-06-10 08:34:14 UTC
FEDORA-2026-d32912dc74 (singularity-ce-4.4.2-1.fc45) has been pushed to the Fedora 45 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 3 Fedora Update System 2026-06-10 08:49:59 UTC
FEDORA-2026-63ae478575 (singularity-ce-4.4.2-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-63ae478575

Comment 4 Fedora Update System 2026-06-10 08:50:21 UTC
FEDORA-2026-5358fb95a0 (singularity-ce-4.4.2-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-5358fb95a0

Comment 5 Fedora Update System 2026-06-11 01:30:16 UTC
FEDORA-2026-5358fb95a0 has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-5358fb95a0`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-5358fb95a0

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 6 Fedora Update System 2026-06-11 01:48:47 UTC
FEDORA-2026-63ae478575 has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-63ae478575`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-63ae478575

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 7 Fedora Update System 2026-06-19 01:00:00 UTC
FEDORA-2026-63ae478575 (singularity-ce-4.4.2-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 8 Fedora Update System 2026-06-19 01:09:35 UTC
FEDORA-2026-5358fb95a0 (singularity-ce-4.4.2-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.