Bug 2460566 (CVE-2026-33260)

Summary: CVE-2026-33260 dnsdist: insufficient input validation of internal webserver
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in PowerDNS DNSdist. An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2460830, 2460831    
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Description OSIDB Bzimport 2026-04-22 11:01:21 UTC
An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.