Bug 2406931 (CVE-2025-11375)

Summary: CVE-2025-11375 github.com/hashicorp/consul: Consul's event endpoint is vulnerable 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: jcantril, ljawale, luizcosta, mwringe, nweather, rbobbitt, rojacob, sdawley
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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A denial of service flaw has been discovered in Hashicorp Consul. The event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2407170, 2407172    
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Description OSIDB Bzimport 2025-10-28 21:01:40 UTC
Consul and Consul Enterprise’s (“Consul”) event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header. This vulnerability, CVE-2025-11375, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6, 1.20.8 and 1.18.12.