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CVE-2026-15417— CP210x Denial of Service

Quick assessment

Affected
Silicon Labs silabser.sys driver
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Windows 8 系统中用于 CP210x 设备的 驱动程序中，本地非特权用户可以通过使用错误的驱动程序设置导致内核崩溃。

CVSS 6.9 · Medium

Possible ATT&CK Techniques 2 AI

T1575 T1569 · System Services
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I. Basic Information for CVE-2026-15417

Vulnerability Information
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Vulnerability Title
CP210x Denial of Service
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
除零错误
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Silicon Labs silabser.sys driver 0 ~ 6.7.6 -

II. Public POCs for CVE-2026-15417

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III. Intelligence Information for CVE-2026-15417

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Vendor Pages for CVE-2026-15417 (1)

Same Patch Batch · Silicon Labs · 2026-09-10 · 3 CVEs total

CVE-2026-15419 7.0 HIGH CP210x Driver Memory Corruption results in Arbitrary Code Execution
CVE-2026-15418 2.4 LOW CP210x Memory Leakage

IV. Related Vulnerabilities

Same product: silabser.sys driver
Same vendor: Silicon Labs
Same weakness: CWE-369

V. Comments for CVE-2026-15417

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