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Bug 775529 - MAC randomisation failes on some wireless cards
MAC randomisation failes on some wireless cards
Status: RESOLVED DUPLICATE of bug 777523
Product: NetworkManager
Classification: Platform
Component: Wi-Fi
1.4.x
Other Linux
: Normal major
: ---
Assigned To: NetworkManager maintainer(s)
NetworkManager maintainer(s)
Depends on:
Blocks:
 
 
Reported: 2016-12-02 16:07 UTC by Jeff Bai
Modified: 2017-03-07 21:58 UTC
See Also:
GNOME target: ---
GNOME version: ---

Attachments
Failed connections (2.23 KB, application/octet-stream)
2016-12-02 16:07 UTC, Jeff Bai 		Details

Description Jeff Bai 2016-12-02 16:07:18 UTC 
Created attachment 341267 [details]
Failed connections

With NetworkManager 1.4.x (and possibly older versions as well), the wifi.scan-rand-mac-address results in connectivity failure on some devices. Although wifi.scan-rand-mac-address=no can workaround the issue according to our tests, this is nonetheless a security degrade.

A sample of fail connection attempts is attached above.

Known failing cards so far:

- Realtek RTL8188EU
- Realtek RTL8723BS (*)
- ESP8089

(*) Note, this is not a mainlined driver, maintained right here https://github.com/hadess/rtl8723bs.
Comment 1 Thomas Haller 2016-12-03 11:22:01 UTC 
please attach a logfile with level=TRACE logging enabled. See https://cgit.freedesktop.org/NetworkManager/NetworkManager/plain/contrib/fedora/rpm/NetworkManager.conf?id=c90ec2d8c8a12b44c908bf7f80b23059c29f68fa for info

thanks
Comment 2 Thomas Haller 2017-03-07 21:58:56 UTC 

*** This bug has been marked as a duplicate of bug 777523 ***