CVE-2025-37994: usb: typec: ucsi: displayport: Fix NULL pointer access

Published May 29, 2025
·
Updated

In the Linux kernel, the following vulnerability has been resolved:

usb: typec: ucsi: displayport: Fix NULL pointer access

This patch ensures that the UCSI driver waits for all pending tasks in the ucsidisplayportwork workqueue to finish executing before proceeding with the partner removal.

Affected Software

18 affected components
Linux Kernel
Linux Linux kernel>=5.2<5.4.294
Linux Linux kernel>=5.5<5.10.238
Linux Linux kernel>=5.11<5.15.183
Linux Linux kernel>=5.16<6.1.139
Linux Linux kernel>=6.2<6.6.91
Linux Linux kernel>=6.7<6.12.29
Linux Linux kernel>=6.13<6.14.7
Linux Linux kernel=6.15-rc1
Linux Linux kernel=6.15-rc2
Linux Linux kernel=6.15-rc3
Linux Linux kernel=6.15-rc4
Linux Linux kernel=6.15-rc5
Debian Debian Linux=11.0
IBM Verify Identity Access<=11.0 - 11.0.2
IBM Security Verify Access<=10.0 - 10.0.9.1
IBM Verify Identity Access Container<=11.0 - 11.0.2
IBM Security Verify Access Container<=10.0 - 10.0.9.1

Event History

May 29, 2025
CVE Published
via MITRE·01:15 PM
Data Sourced
via MITRE·01:15 PM
Description
Data Sourced
via Red Hat·02:01 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·02:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Jul 8, 2026
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2025-37994?

CVE-2025-37994 has been classified with a severity level of medium due to the potential for NULL pointer dereference in the UCSI driver.

2

How do I fix CVE-2025-37994?

To fix CVE-2025-37994, it is recommended to upgrade to the latest version of the Linux kernel where the vulnerability has been patched.

3

What systems are affected by CVE-2025-37994?

CVE-2025-37994 affects the Linux kernel, particularly systems utilizing the UCSI driver for USB-C functionality.

4

What are the potential impacts of CVE-2025-37994?

The potential impact of CVE-2025-37994 includes system crashes or unresponsive states due to NULL pointer access in the UCSI driver.

5

When was CVE-2025-37994 reported?

CVE-2025-37994 was reported in 2025 and has been addressed with a patch in the subsequent Linux kernel releases.

Contact

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