Bug 2481464

Summary: CVE-2026-42959 unbound: Unbound DNSSEC Validator Denial of Service via Incorrect Write Offset Counter in Chase-Reply Messages [fedora-all]
Product: [Fedora] Fedora Reporter: Abhishek Raj <abhraj>
Component: unboundAssignee: Paul Wouters <paul.wouters>
Status: CLOSED DUPLICATE QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: rawhideCC: dns-sig, minfrin, paul.wouters, pemensik, pj.pandit, tkorbar
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["fdaedb89-75ba-4917-b878-be9ab73e379c"]}
Fixed In Version: Doc Type: ---
Doc Text:
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Clone Of: Environment:
Last Closed: 2026-06-16 18:07:11 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2479806    

Description Abhishek Raj 2026-05-26 14:18:52 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 Petr Menšík 2026-06-16 18:07:11 UTC 
Fixed by update to latest version, bug #2480119

*** This bug has been marked as a duplicate of bug 2480119 ***