Bug 2442588

Summary: CVE-2026-26104 udisks2: Missing Authorization Check Allows Unprivileged Users to Back Up LUKS Headers via udisks D-Bus API [fedora-all]
Product: [Fedora] Fedora Reporter: Abhishek Raj <abhraj>
Component: udisks2Assignee: Tomáš Bžatek <tbzatek>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: rawhideCC: gnome-sig, tbzatek, vtrefny
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["713a03f1-167a-4836-81b4-00c3837db5e7"]}
Fixed In Version: udisks2-2.11.1-1.fc43 udisks2-2.11.1-1.fc44 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-02-27 00:55:44 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: 2433717    

Description Abhishek Raj 2026-02-25 10:32:44 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 2026-02-25 17:02:02 UTC
FEDORA-2026-b8847e1e2c (udisks2-2.11.1-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-b8847e1e2c

Comment 2 Fedora Update System 2026-02-25 17:02:06 UTC
FEDORA-2026-c6d7c9de1d (udisks2-2.11.1-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-c6d7c9de1d

Comment 3 Fedora Update System 2026-02-26 01:37:39 UTC
FEDORA-2026-c6d7c9de1d 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-c6d7c9de1d`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-c6d7c9de1d

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

Comment 4 Fedora Update System 2026-02-26 01:52:35 UTC
FEDORA-2026-b8847e1e2c 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-b8847e1e2c`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-b8847e1e2c

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

Comment 5 Fedora Update System 2026-02-27 00:55:44 UTC
FEDORA-2026-c6d7c9de1d (udisks2-2.11.1-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 6 Fedora Update System 2026-03-13 00:16:18 UTC
FEDORA-2026-b8847e1e2c (udisks2-2.11.1-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.