---
title: "CVE-2026-98228: Linux Kernel - Race Condition"
description: "Linux kernel on MIPS I6500 CPU cores contains a memory ordering vulnerability caused by lack of sync instructions around lld/scd loops, letting attackers cause kernel paging faults and crashes, exploit requires running code on affected CPU cores."
url: https://panop.io/threat-heartbeat/CVE-2026-98228/
---

# CVE-2026-98228 Linux Kernel - Race Condition

Linux kernel on MIPS I6500 CPU cores contains a memory ordering vulnerability caused by lack of sync instructions around lld/scd loops, letting attackers cause kernel paging faults and crashes, exploit requires running code on affected CPU cores.

CVSS base score 7.8 /10

High

CISA KEV

Not listed

Public exploit

None known

EPSS

0.12% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-98228)

## Details

Type

Race Condition

Impact

Denial Of Service

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Published

6 October 2026

Updated

15 October 2026

## Vendor fix

Update to the latest Linux kernel version containing the fix for CONFIG\_WEAK\_REORDERING\_BEYOND\_LLSC on MIPS I6500 cores.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-98228](https://nvd.nist.gov/vuln/detail/CVE-2026-98228)
- [https://git.kernel.org/stable/c/3f017c2ca8c31a1e135dd87be647096866d6b196](https://git.kernel.org/stable/c/3f017c2ca8c31a1e135dd87be647096866d6b196)
- [https://git.kernel.org/stable/c/bbc448c541ed90d52f9ec22f17394304e3bf170e](https://git.kernel.org/stable/c/bbc448c541ed90d52f9ec22f17394304e3bf170e)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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