From: Eli Zaretskii <eliz@gnu.org>
To: "Gerd Möllmann" <gerd.moellmann@gmail.com>
Cc: luangruo@yahoo.com, 58334@debbugs.gnu.org
Subject: bug#58334: 29.0.50; ASAN heap use after free in gui_produce_glyphs
Date: Fri, 07 Oct 2022 14:08:05 +0300 [thread overview]
Message-ID: <83r0zjopre.fsf@gnu.org> (raw)
In-Reply-To: <m2wn9c83bu.fsf@Mini.fritz.box> (message from Gerd Möllmann on Fri, 07 Oct 2022 10:07:01 +0200)
> From: Gerd Möllmann <gerd.moellmann@gmail.com>
> Cc: Po Lu <luangruo@yahoo.com>, 58334@debbugs.gnu.org
> Date: Fri, 07 Oct 2022 10:07:01 +0200
>
> Gerd Möllmann <gerd.moellmann@gmail.com> writes:
>
> > Eli Zaretskii <eliz@gnu.org> writes:
> >> IOW, I don't see how block_input anywhere can solve this particular
> >> problem.
> >
> > I wonder too.
>
> And, while vaccuming, I also wondered what happens with the glyph
> matrices, and maybe other global state?
Fvertical_motion (and other functions that call the move_it_*
functions) in general don't rely on glyph matrices. So I'm not sure
what exactly worries you.
In any case, glyph matrices are kept as long as their windows are
kept. They aren't "freed" like faces or images.
next prev parent reply other threads:[~2022-10-07 11:08 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-06 15:03 bug#58334: 29.0.50; ASAN heap use after free in gui_produce_glyphs Gerd Möllmann
2022-10-06 16:00 ` Eli Zaretskii
2022-10-06 18:01 ` Gerd Möllmann
2022-10-06 18:30 ` Eli Zaretskii
2022-10-06 18:36 ` Gerd Möllmann
2022-10-07 12:01 ` Eli Zaretskii
2022-10-07 12:03 ` Gerd Möllmann
2022-10-07 12:06 ` Eli Zaretskii
2022-10-07 12:08 ` Gerd Möllmann
2022-10-07 12:12 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-10-07 12:16 ` Eli Zaretskii
2022-10-07 12:23 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-10-07 12:14 ` Eli Zaretskii
2022-10-07 12:34 ` Gerd Möllmann
2022-10-07 0:37 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-10-07 5:06 ` Gerd Möllmann
2022-10-07 7:12 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-10-07 7:20 ` Gerd Möllmann
2022-10-07 0:46 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-10-07 5:23 ` Gerd Möllmann
2022-10-07 7:03 ` Eli Zaretskii
2022-10-07 7:20 ` Gerd Möllmann
2022-10-07 8:07 ` Gerd Möllmann
2022-10-07 8:36 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-10-07 8:54 ` Gerd Möllmann
2022-10-07 10:28 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-10-07 11:11 ` Gerd Möllmann
2022-10-07 11:19 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-10-07 11:34 ` Eli Zaretskii
2022-10-07 11:38 ` Gerd Möllmann
2022-10-07 11:29 ` Eli Zaretskii
2022-10-07 12:16 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-10-07 12:27 ` Eli Zaretskii
2022-10-07 11:19 ` Eli Zaretskii
2022-10-07 11:34 ` Gerd Möllmann
2022-10-07 11:13 ` Eli Zaretskii
2022-10-07 11:08 ` Eli Zaretskii [this message]
2022-10-07 11:29 ` Gerd Möllmann
2022-10-07 11:44 ` Eli Zaretskii
2022-10-07 12:01 ` Gerd Möllmann
2022-10-07 12:05 ` Eli Zaretskii
2022-10-07 12:14 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-10-07 12:17 ` Gerd Möllmann
2022-10-07 12:22 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-10-07 12:36 ` Gerd Möllmann
2022-10-08 6:58 ` Gerd Möllmann
2022-10-08 7:59 ` Eli Zaretskii
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