Bug 2438180

Summary: CVE-2026-0398 pdns-recursor: crafted zones can lead to increased resource usage and crafted CNAME chains can lead to cache poisoning [fedora-43]
Product: [Fedora] Fedora Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: pdns-recursorAssignee: Jonathan Wright <jonathan>
Status: NEW --- QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: 43CC: jonathan, ruben, sander
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["89d48aa4-fd0a-4ae8-a7d5-a70ad37397cb"]}
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Bug Depends On:    
Bug Blocks: 2437990    

Description Guilherme de Almeida Suckevicz 2026-02-09 19:22:38 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.