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CVE-2026-15419

CP210x Driver Memory Corruption results in Arbitrary Code Execution

HIGH
7
CVSS Score
Published: September 10, 2026 at 05:15 PM UTC
Updated: September 10, 2026 at 08:08 PM UTC
1 product affected across 1 vendorSilabser Driver

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Severity
HIGH7
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the silabser.sys driver for CP210x devices v11.5.0 and earlier, a local unprivileged user with a malicious device can use malformed packets to corrupt kernel pool memory, resulting in arbitrary code execution with escalated privileges.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor AdvisoryPermissions Required
Source: cverecord
https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm0000100HA6IAM?operationContext=S1

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7HIGHSilabs
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-121

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