Bug 2423099

Summary: CVE-2025-64702 dnscrypt-proxy: quic-go HTTP/3 QPACK Header Expansion DoS [fedora-43]
Product: [Fedora] Fedora Reporter: Avinash Hanwate <ahanwate>
Component: dnscrypt-proxyAssignee: Michel Lind <michel>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: 43CC: davide, eclipseo, epel-packagers-sig, go-sig
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["6950547e-2c92-4e8c-84f9-428e99f4597d"]}
Fixed In Version: dnscrypt-proxy-2.1.5-7.fc43 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-10-06 14:29:01 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: 2421635, 2443911    

Description Avinash Hanwate 2025-12-17 08:23:00 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.

The following link provides references to all essential vulnerability management information. If something is wrong or missing, please contact a member of PSIRT.
https://spaces.redhat.com/display/PRODSEC/Vulnerability+Management+-+Essential+Documents+for+Engineering+Teams
Comment 1 Michel Lind 2026-10-06 14:29:01 UTC 
This bug is already fixed in a published Bodhi update: dnscrypt-proxy-2.1.5-7.fc43
Comment 2 Michel Lind 2026-10-06 14:29:17 UTC 
This bug is already fixed in a published Bodhi update.