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Subject: [bug#30329] [PATCH] gnu: emacs: Build with xwidgets support.
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From: ludo@gnu.org (Ludovic =?UTF-8?Q?Court=C3=A8s?=)
References: <87vaff12sj.fsf@gmail.com> <20180205215839.GA17317@jasmine.lan>
Date: Tue, 06 Feb 2018 16:28:59 +0100
In-Reply-To: <20180205215839.GA17317@jasmine.lan> (Leo Famulari's message of
	"Mon, 5 Feb 2018 16:58:39 -0500")
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To: Leo Famulari <leo@famulari.name>
Cc: 30329@debbugs.gnu.org, Alex Vong <alexvong1995@gmail.com>

Hello,

Leo Famulari <leo@famulari.name> skribis:

> On Sat, Feb 03, 2018 at 05:48:12AM +0800, Alex Vong wrote:
>> Hi,
>>=20
>> This patch adds xwidgets support to Emcas. So Emacs can now display GTK
>> widgets. In particular, it can display webpages using webkitgtk.
>>=20
>> Also, I use webkitgtk-2.4 instead of webkitgtk, because xwidgets
>> requires libwebkitgtk-3.0 instead of libwebkitgtk-4.0 to
>> build.
>
> Webkitgtk is very actively researched and exploited for security
> problems. If this use of webkitgtk-2.4 would ever handle untrusted
> input, it's not very safe. I don't use Emacs so I'm not sure what the
> use case is for webkitgtk.
>
> For examples, you can check the security advisories published by the
> Webkitgtk team:
>
> https://webkitgtk.org/news.html
>
> They publish an advisory after every release, and there are always
> several fixed bugs allowing code execution by whoever supplies the input
> (typically from a remote web server).

That=E2=80=99s indeed a bit of a problem.  Would be nice if it could use the
latest webkitgtk series.

Given that and the increase in closure size, I would prefer making it a
separate =E2=80=9Cemacs-xwidgets=E2=80=9D package.

WDYT?

Thanks,
Ludo=E2=80=99.