GNU bug report logs - #58334
29.0.50; ASAN heap use after free in gui_produce_glyphs

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Package: emacs;

Reported by: Gerd Möllmann <gerd.moellmann <at> gmail.com>

Date: Thu, 6 Oct 2022 15:04:01 UTC

Severity: normal

Found in version 29.0.50

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Message #119 received at 58334 <at> debbugs.gnu.org (full text, mbox):

From: Po Lu <luangruo <at> yahoo.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: gerd.moellmann <at> gmail.com, 58334 <at> debbugs.gnu.org
Subject: Re: bug#58334: 29.0.50; ASAN heap use after free in gui_produce_glyphs
Date: Fri, 07 Oct 2022 20:16:43 +0800

Eli Zaretskii <eliz <at> gnu.org> writes:

> You don't need process_pending_signals, it's enough that some hook
> calls 'redisplay' from Lisp.

process_pending_signals called from probably_quit and unblock_input
calling handle_async_input, and thus gobble_input, is what will run that
hook calling redisplay, right?  Since the unwanted execution of Lisp
happens inside read_socket_hook.
This bug report was last modified 2 years and 309 days ago.

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