Bug 2449466

Summary: CVE-2026-32874 python-ujson: UltraJSON: Denial of Service due to memory leak when parsing large integers [epel-10]
Product: [Fedora] Fedora EPEL Reporter: Sandipan Roy <saroy>
Component: python-ujsonAssignee: kushaldas@gmail.com <mail>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: epel10CC: code, igor.raits, mail, python-packagers-sig
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["8ccf21d3-d9f5-4c7b-ad34-eed902d44fbe"]}
Fixed In Version: python-ujson-5.12.0-1.el10_2 python-ujson-5.12.0-1.el10_3 python-ujson-5.12.0-1.el10_1 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-03-22 00:29:09 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: 2449411    

Description Sandipan Roy 2026-03-20 06:43:29 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 2026-03-20 06:48:24 UTC
FEDORA-EPEL-2026-321e8e0d34 (python-ujson-5.12.0-1.el10_3) has been submitted as an update to Fedora EPEL 10.3.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-321e8e0d34

Comment 2 Fedora Update System 2026-03-20 06:48:38 UTC
FEDORA-EPEL-2026-c1187798e7 (python-ujson-5.12.0-1.el10_2) has been submitted as an update to Fedora EPEL 10.2.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-c1187798e7

Comment 3 Fedora Update System 2026-03-20 06:48:50 UTC
FEDORA-EPEL-2026-fcc952d28d (python-ujson-5.12.0-1.el10_1) has been submitted as an update to Fedora EPEL 10.1.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-fcc952d28d

Comment 4 Fedora Update System 2026-03-22 00:29:09 UTC
FEDORA-EPEL-2026-c1187798e7 (python-ujson-5.12.0-1.el10_2) has been pushed to the Fedora EPEL 10.2 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 5 Fedora Update System 2026-03-22 00:38:48 UTC
FEDORA-EPEL-2026-321e8e0d34 (python-ujson-5.12.0-1.el10_3) has been pushed to the Fedora EPEL 10.3 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 6 Fedora Update System 2026-03-22 01:00:29 UTC
FEDORA-EPEL-2026-fcc952d28d (python-ujson-5.12.0-1.el10_1) has been pushed to the Fedora EPEL 10.1 stable repository.
If problem still persists, please make note of it in this bug report.