Bug 2541978 (CVE-2026-94398)

Summary: CVE-2026-94398 elasticsearch: Uncontrolled Resource Consumption in Elasticsearch Leading to denial of service
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: doconnor
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in Elasticsearch. An authenticated remote attacker can exploit this vulnerability by submitting requests that trigger disproportionate memory allocation. This excessive resource consumption can lead to process termination and a Denial of Service (DoS) for the service.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description OSIDB Bzimport 2026-09-26 20:51:44 UTC
Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via Excessive Allocation (CAPEC-130)