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Conexant HD audio driver potential security vulnerability

HP Recommended
HP ProBook 455 G4, A9-9410, 8G
Microsoft Windows 10 (64-bit)


the audio-driver info says the following:

Typ: Treiber-Audio

Version: 11.47.2307.69 Rev.Q

Operating System: Windows 10 (64 Bit)

Releasedate: Jun 30, 2017

filename: sp81155.exe (220.7 MB)

Then i get a popup:

Conexant HD audio driver potential security vulnerability

A potential security vulnerability has been identified with certain versions of Conexant HD Audio Drivers on select HP products. Check if your PC is affected and download software fix.

in german:

There i am told to install this driver:
11.39.2168.57, Q,53
Windows 10:

But this recommendet driver is older then the standard driver. Why should i install it anyway? What is the reason?

thank you!

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