0.0
NA
CVE-2026-43243
drm/amd/display: Add signal type check for dcn401 get_phyd32clk_src
Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add signal type check for dcn401 get_phyd32clk_src Trying to access link enc on a dpia link will cause a crash otherwise

INFO

Published Date :

May 6, 2026, 12:16 p.m.

Last Modified :

May 6, 2026, 1:07 p.m.

Remotely Exploit :

No

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products

The following products are affected by CVE-2026-43243 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linux linux_kernel
Solution
Update the Linux kernel to resolve a display driver crash issue.
  • Update the Linux kernel.
  • Apply the latest security patches.
  • Reboot the system after updating.
References to Advisories, Solutions, and Tools
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-43243 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-43243 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-43243 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-43243 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    May. 06, 2026

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add signal type check for dcn401 get_phyd32clk_src Trying to access link enc on a dpia link will cause a crash otherwise
    Added Reference https://git.kernel.org/stable/c/23e7150afc70da615857f9f07b494ec58540f096
    Added Reference https://git.kernel.org/stable/c/486b2909ac284185900c06f05ffc6eca895f38b8
    Added Reference https://git.kernel.org/stable/c/c979d8db7b0f293111f2e83795ea353c8ed75de9
    Added Reference https://git.kernel.org/stable/c/e332112255afbce02db67760f5743a1b13aa8541
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.