Medium severity · published Sep 10, 2026
CVE-2026-15417
CP210x Denial of Service
6.9
CVSS
0.2%
EPSS
No
On KEV
Description
In the silabser.sys Windows 8 driver for CP210x devices, a local unprivileged user can use incorrect driver settings to cause a kernel crash.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SD
silabser.sys driver · Silicon Labs
through 6.7.6 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-15417
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-15417
siliconlabs.lightning.force.com
https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm0000100HA6IAM?operationContext=S1
More from silabser.sys driver
7.0
CVE-2026-15419
CP210x Driver Memory Corruption results in Arbitrary Code Execution
2.4
CVE-2026-15418
CP210x Memory Leakage