Bug 2498174 (CVE-2026-14362)

Summary: CVE-2026-14362 github.com/hashicorp/memberlist: HashiCorp memberlist: Denial of Service via push/pull state handling
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: unspecifiedCC: amctagga, anjoseph, aoconnor, bniver, dschmidt, eglynn, flucifre, gmeno, gparvin, groman, jcantril, jjoyce, jlanda, jprabhak, jpretori, jschluet, kshier, lchilton, lhh, mbenjamin, mburns, mgarciac, mhackett, rhaigner, rhel-process-autobot, rojacob, sfeifer, simaishi, sostapov, stcannon, teagle, vereddy, watson-tool-maintainers, wtam, yguenane
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in HashiCorp memberlist. An attacker with network access to the gossip port could exploit a vulnerability in the push/pull state handling. This could lead to memory exhaustion on a receiving node, causing the process to terminate. This flaw results in a Denial of Service (DoS).
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description OSIDB Bzimport 2026-07-08 18:01:40 UTC
HashiCorp memberlist before version 0.6.0 is vulnerable to a denial-of-service issue in its push/pull state handling that may allow an attacker with network access to the gossip port to exhaust memory on a receiving node and cause the process to terminate. This vulnerability (CVE-2026-14362) is fixed in memberlist 0.6.0.