Bug 2460627 (CVE-2026-33611)

Summary: CVE-2026-33611 powerdns: LMDB: PowerDNS: Database corruption due to invalid record data
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in PowerDNS. An operator with access to the REST API can introduce invalid HTTPS or SVCB record data, which can lead to corruption of the LMDB database. This can result in a denial of service due to data integrity issues.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2461771, 2461772    
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Description OSIDB Bzimport 2026-04-22 15:01:55 UTC
An operator allowed to use the REST API can cause the Authoritative server to produce invalid HTTPS or SVCB record data, which can in turn cause LMDB database corruption, if using the LMDB backend.