Vulnerability in Signalrgb Kernel Driver

CVE-2026-8050

In SignalRGB versions prior to 1.3.7.0, seven of the thirteen IOCTL handlers dereference the SystemBuffer pointer without first verifying that it is non-NULL. Sending an IOCTL with an empty input buffer causes a NULL pointer dereference, resulting in a kernel crash.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.005 (37.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 37.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-8050: held from 0.004 to 0.005.

EPSS over last 30 days · oldest: 0.004 · newest: 0.005 · change: +0.001

Affected products

References

Frequently asked questions

What is CVE-2026-8050?
CVE-2026-8050 is a high-severity vulnerability in Signalrgb Kernel Driver, classified under CWE-476 NULL POINTER DEREFERENCE. CVSS score: 7.5/10. Published 2026-06-17.
How severe is CVE-2026-8050?
High severity. CVSS v3 base score is 7.5 out of 10.