Subject: bug#42113: 28.0.50; Segmentation fault in json-parse-file

From: Erik Hetzner <[email-masked]>
Date: Mon, 29 Jun 2020 08:39:12 -0700

On Mon, 29 Jun 2020 03:37:16 -0700,
Philipp Stephani <[email-masked]> wrote:
> 
> Am Mo., 29. Juni 2020 um 10:33 Uhr schrieb Philipp Stephani
> <[email-masked]>:
> >
> > Am So., 28. Juni 2020 um 23:53 Uhr schrieb Erik Hetzner <[email-masked]>:
> > >
> > > 1. Start emacs -Q
> > > 2. Evaluate the following
> > > (require 'dom)
> > >
> > > (with-current-buffer (url-retrieve-synchronously "https://www.seriouseats.com/recipes/2020/06/florentine-omelette-spinach-and-cheese.html")
> > >         (let* ((dom (libxml-parse-html-region (point-min) (point-max)))
> > >                (scripts (dom-by-tag dom 'script))
> > >                (json-lds-raw (dom-elements scripts 'type "^application/ld\\+json$"))
> > >                (json-lds (mapcar #'json-parse-string json-lds-raw)))))
> > >
> > > Result: segmentation fault.
> >
> > Simpler: (json-parse-string 1)
> > The JSON functions are missing CHECK_STRING in several places where
> > json_encode is called.
> 
> Fixed on the release branch (commit 59e768d64a).

Excellent, thank you so much!

best, Erik