---
title: "CVE-2026-98324: Linux Kernel dmaengine pxa - Logic Error"
description: "Linux kernel dmaengine pxa contains a logic error caused by double counting hardware descriptors in pxad_alloc_desc, letting attackers potentially cause memory corruption or instability, exploit requires kernel-level access."
url: https://panop.io/threat-heartbeat/CVE-2026-98324/
---

# CVE-2026-98324 Linux Kernel dmaengine pxa - Logic Error

Linux kernel dmaengine pxa contains a logic error caused by double counting hardware descriptors in pxad\_alloc\_desc, letting attackers potentially cause memory corruption or instability, exploit requires kernel-level access.

CVSS base score 7.8 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.13% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-98324)

## Details

Type

Logic Error

Impact

Denial Of Service, Privilege Escalation

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.

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-2026-98324](https://nvd.nist.gov/vuln/detail/CVE-2026-98324)
- [https://git.kernel.org/stable/c/1de93785f32b450e9eae1e4fcfb7d03eb49eb27e](https://git.kernel.org/stable/c/1de93785f32b450e9eae1e4fcfb7d03eb49eb27e)
- [https://git.kernel.org/stable/c/f6504be006aa4bb4bd26285f410a885c17920d65](https://git.kernel.org/stable/c/f6504be006aa4bb4bd26285f410a885c17920d65)

[← All CVEs](https://panop.io/threat-heartbeat/)

## 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

Panop answers these inside your environment, for this CVE and every other finding.

[Book a demo](https://panop.io/demo)