---
title: "CVE-2026-89810: Linux Kernel drm/amdkfd - Memory Management Error"
description: "Linux kernel drm/amdkfd contains a memory management error caused by incorrect use of DMA address instead of physical page frame number during page migration, letting the driver fail to release and unlock system pages properly, exploit requires specific page migration failure conditions."
url: https://panop.io/threat-heartbeat/CVE-2026-89810/
---

# CVE-2026-89810 Linux Kernel drm/amdkfd - Memory Management Error

Linux kernel drm/amdkfd contains a memory management error caused by incorrect use of DMA address instead of physical page frame number during page migration, letting the driver fail to release and unlock system pages properly, exploit requires specific page migration failure conditions.

CVSS base score 7.8 /10

High

CISA KEV

Not listed

Public exploit

None known

EPSS

0.17% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-89810)

## Details

Type

Memory Management Error

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

16 September 2026

Updated

15 October 2026

## Vendor fix

Update to the latest Linux kernel version containing the fix for drm/amdkfd.

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-2026-89810](https://nvd.nist.gov/vuln/detail/CVE-2026-89810)
- [https://git.kernel.org/stable/c/960c4a8069bfd352c48cc88592618f1ebe24c69e](https://git.kernel.org/stable/c/960c4a8069bfd352c48cc88592618f1ebe24c69e)
- [https://git.kernel.org/stable/c/a2035918a7a1d8fd3bb79d22e1e149294a5a8418](https://git.kernel.org/stable/c/a2035918a7a1d8fd3bb79d22e1e149294a5a8418)
- [https://git.kernel.org/stable/c/da87bcad1f781d822e7ced6d1de9dbc6d381c72e](https://git.kernel.org/stable/c/da87bcad1f781d822e7ced6d1de9dbc6d381c72e)

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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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