In SignalRGB versions prior to 1.3.7.0, seven of the thirteen IOCTL handlers dereference…
Priority LOW 39Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00365 30th percentileScored 2026-11-07
Fix Fixed SignalRGB kernel driver (SignalRGB): 1.3.7.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA SignalRGB kernel driver (SignalRGB) Fixed in 1.3.7.0
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
SignalRGB kernel driver 1.3.7.0
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2026-07094 In SignalRGB versions prior to 1.3.7.0, the \\.\SignalIo device object is created without…Priority LOW 23
Timeline
- 2026-10-02 Threatist record created from CVE-2026-8050
- 2026-10-03 Alias added: GHSA-wm74-h69m-r7vv
References
More SignalRGB vulnerabilities
- TI-2026-07094 In SignalRGB versions prior to 1.3.7.0, the \\.\SignalIo device object is created without… CVSS 3.1MEDIUM 5.3
Sources
- CVE-2026-8050 · CVE Program
- CVE-2026-8050 · NVD
- FIRST EPSS
- GHSA-wm74-h69m-r7vv · GitHub Advisory Database · CC BY 4.0
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