Bug 2433103

Summary: CVE-2026-23991 gh: go-tuf client DoS via malformed server response [fedora-42]
Product: [Fedora] Fedora Reporter: Jon Moroney <jmoroney>
Component: ghAssignee: Mikel Olasagasti Uranga <mikel>
Status: CLOSED ERRATA QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: 42CC: go-sig, maxwell, mikel, suraj.ghimire7
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["6ac0d05b-a3ef-4e91-b8cb-c722fb222525"]}
Fixed In Version: gh-2.87.3-1.fc42 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-03-07 03:32:00 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: 2431928    

Description Jon Moroney 2026-01-26 22:33:11 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 2026-02-27 14:00:50 UTC
FEDORA-2026-de52e7caa1 (gh-2.87.3-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-de52e7caa1

Comment 2 Fedora Update System 2026-02-28 02:15:08 UTC
FEDORA-2026-de52e7caa1 has been pushed to the Fedora 42 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-de52e7caa1`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-de52e7caa1

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

Comment 3 Fedora Update System 2026-03-07 03:32:00 UTC
FEDORA-2026-de52e7caa1 (gh-2.87.3-1.fc42) has been pushed to the Fedora 42 stable repository.
If problem still persists, please make note of it in this bug report.