D22571: Allow blacklisting some wayland interfaces

davidedmundson added inline comments.

INLINE COMMENTS

> wayland_server.cpp:223
> +    bool isTrustedOrigin(KWayland::Server::ClientConnection * client) const {
> +        return sha256(client->executablePath()) == sha256(QStringLiteral("/proc/") + QString::number(client->processId()) + QStringLiteral("/exe"));
> +    }

This has the same bug as outlined in the task.

The exe will resolve the file path that we see in kwins namespace, not the exe being run within the clients mountnamespace. We're comparing a process with itself.

We need to compare to  /proc/PID/root/ + client->executablePath()

REPOSITORY
  R108 KWin

REVISION DETAIL
  https://phabricator.kde.org/D22571

To: apol, #plasma, #kwin
Cc: davidedmundson, kwin, LeGast00n, fmonteiro, sbergeron, jraleigh, fbampaloukas, GB_2, mkulinski, ragreen, jackyalcine, Pitel, iodelay, crozbo, bwowk, ZrenBot, ngraham, alexeymin, himcesjf, lesliezhai, ali-mohamed, hardening, jensreuterberg, abetts, sebas, apol, mart