Medium 5.5Published May 6, 2026

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

Updated under an hour ago (Oct 27, 2026, 1:10 AM ET)

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Exploited in the last 30 days

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

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Analyzed
Record last updated: May 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	70839da6360500a82e4d5f78499284474cbed7c1 builds before 23e7150afc70da615857f9f07b494ec58540f096; 70839da6360500a82e4d5f78499284474cbed7c1 builds before 486b2909ac284185900c06f05ffc6eca895f38b8; from 70839da6360500a82e4d5f78499284474cbed7c1 before e332112255afbce02db67760f5743a1b13aa8541; from 70839da6360500a82e4d5f78499284474cbed7c1 before c979d8db7b0f293111f2e83795ea353c8ed75de9	CNA record
linux linux_kernel linux:linux_kernel	from 6.11 before 6.12.75; from 6.13 before 6.18.16; from 6.19 before 6.19.6	NVD

References

References

https://git.kernel.org/stable/c/23e7150afc70da615857f9f07b494ec58540f096	patch
https://git.kernel.org/stable/c/486b2909ac284185900c06f05ffc6eca895f38b8	patch
https://git.kernel.org/stable/c/e332112255afbce02db67760f5743a1b13aa8541	patch
https://git.kernel.org/stable/c/c979d8db7b0f293111f2e83795ea353c8ed75de9	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.