Bug 2366240

Summary: CVE-2025-47278 python-flask: Flask Session Signing Fallback Key Vulnerability [fedora-42]
Product: [Fedora] Fedora Reporter: Avinash Hanwate <ahanwate>
Component: python-flaskAssignee: FrantiĊĦek Zatloukal <fzatlouk>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: low Docs Contact:
Priority: low    
Version: 42CC: epel-packagers-sig, fzatlouk, hushan.jia, python-packagers-sig, tdawson, tflink, thrcka
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["40bca70e-5c6e-4fc2-be0c-c5dfc023e26d"]}
Fixed In Version: python-flask-3.1.2-2.fc42 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2025-09-09 01:28:44 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: 2365965    

Description Avinash Hanwate 2025-05-14 13:20:07 UTC 
More information about this security flaw is available in the following bug:

https://bugzilla.redhat.com/show_bug.cgi?id=2365965

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 2025-08-31 14:12:03 UTC 
FEDORA-2025-55e69c9cea (python-flask-3.1.2-2.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2025-55e69c9cea
Comment 2 Fedora Update System 2025-09-01 01:49:47 UTC 
FEDORA-2025-55e69c9cea 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-2025-55e69c9cea`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2025-55e69c9cea

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
Comment 3 Fedora Update System 2025-09-09 01:28:44 UTC 
FEDORA-2025-55e69c9cea (python-flask-3.1.2-2.fc42) has been pushed to the Fedora 42 stable repository.
If problem still persists, please make note of it in this bug report.