>From the upstream policykit bug entry, it is actually a misuse of the
policykit API from brltty. I have uploaded a fix in Debian's brltty
5.6-5.
Ubuntu should definitely include the policykit-fix patch contained in
that 5.6-5 version as an update to ubuntu 18.04, otherwise all blind
users will
Yes, disabling that patch fixes the issue.
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https://bugs.launchpad.net/bugs/1782320
Title:
Braille display inoperable in GUI since polkit-update
Status
I can confirm the same issue on Debian: upgrading from version 0.105-20
to version 0.105-21 brings the same issue.
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2018-1116
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This is most probably due to the introduction of Fix-CVE-2018-1116
-Trusting-client-supplied-UID.patch
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https://bugs.launchpad.net/bugs/1782320
Title:
This seems to be an issue within policykit itself. Printing the actual
error shows:
GDBus.Error:org.freedesktop.PolicyKit1.Error.Failed: process with PID
12570 has been replaced
>From reading the source code, it seems that policykit is checking the
start time of the program and finds a mismatch.
Note: to reproduce the issue, one just needs to install an Ubuntu 18.04
system, start brltty by hand as root with:
sudo brltty -b no
then try to connect to it as normal logged-in user through brlapi:
python3
>>> import brlapi
>>> b = brlapi.Connection()
which shouldn't raise an
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