CVE-2025-39675: drm/amd/display: Add null pointer check in mod_hdcp_hdcp1_create_session()

Published Sep 5, 2025
·
Updated

drm/amd/display: Add null pointer check in modhdcphdcp1createsession()

Affected Software

12 affected componentsFixes available
Linux Kernel
Microsoft azl3 kernel 6.6.96.2-2
Microsoft azl3 kernel 6.6.96.2-1
Linux Linux kernel>=5.8<5.15.190
Linux Linux kernel>=5.16<6.1.149
Linux Linux kernel>=6.2<6.6.103
Linux Linux kernel>=6.7<6.12.44
Linux Linux kernel>=6.13<6.16.4
Linux Linux kernel=6.17-rc1
Linux Linux kernel=6.17-rc2
Debian Debian Linux=11.0
debian/linux
6.1.176-16.1.190-16.12.107-16.12.113-17.2.12-17.2.13-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/linux to a version that resolves this vulnerability.

    Fixed in 6.1.176-1Fixed in 6.1.190-1Fixed in 6.12.107-1Fixed in 6.12.113-1Fixed in 7.2.12-1Fixed in 7.2.13-1
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch 5e43eb3cd731649c4f8b9134f857be62a416c893

Event History

Sep 5, 2025
CVE Published
via MITRE·05:20 PM
Data Sourced
via MITRE·05:20 PM
Description
Data Sourced
via NVD·06:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Sep 7, 2025
Data Sourced
via Microsoft·01:12 AM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2025-39675?

CVE-2025-39675 is classified as a medium severity vulnerability in the Linux kernel.

2

How do I fix CVE-2025-39675?

To fix CVE-2025-39675, update your Linux kernel to the latest version that addresses this vulnerability.

3

What systems are affected by CVE-2025-39675?

CVE-2025-39675 affects systems running the vulnerable versions of the Linux kernel.

4

What type of vulnerability is CVE-2025-39675?

CVE-2025-39675 is a null pointer dereference vulnerability in the Linux kernel's display subsystem.

5

Is there a workaround for CVE-2025-39675?

There is no widely recommended workaround for CVE-2025-39675; updating the kernel is the best course of action.

Contact

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