From: Bart Schaefer <schaefer@brasslantern.com>
To: Zsh hackers list <zsh-workers@zsh.org>
Subject: Speaking of dangerous referents
Date: Fri, 10 Feb 2023 21:36:43 -0800 [thread overview]
Message-ID: <CAH+w=7aDtVrTseUGcVSPebA0wzwhsG9ToZDWFARFWePK3KNDyg@mail.gmail.com> (raw)
In-Reply-To: <CAH+w=7YuT3aHL4WDcunftO8xj48A4oQR5Smo0ryUsTrF=xOpQQ@mail.gmail.com>
Oliver wrote:
> > And it could be wise to limit what can be done as part of the
> > subscript evaluation to avoid a CVE similar to the last one.
% print $ZSH_PATCHLEVEL
ubuntu/5.8-3ubuntu1.1
% empty=()
% loop='empty[${(P)loop}]'
% print ${(P)loop}
zsh: segmentation fault (core dumped) zsh -f
next prev parent reply other threads:[~2023-02-11 5:37 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-06 2:21 [PATCH 1/3]: Add named references Bart Schaefer
2023-02-08 3:45 ` Oliver Kiddle
2023-02-08 4:59 ` Bart Schaefer
2023-02-08 23:16 ` Bart Schaefer
2023-02-09 0:47 ` Oliver Kiddle
2023-02-09 2:01 ` Oliver Kiddle
2023-02-09 5:45 ` Bart Schaefer
2023-02-09 4:49 ` Bart Schaefer
2023-02-09 20:49 ` Oliver Kiddle
2023-02-09 23:07 ` Bart Schaefer
2023-02-11 3:04 ` Bart Schaefer
2023-02-11 3:55 ` Bart Schaefer
2023-02-11 5:36 ` Bart Schaefer [this message]
2023-02-12 8:00 ` Speaking of dangerous referents Oliver Kiddle
2023-02-12 8:34 ` Bart Schaefer
2023-02-11 7:02 ` [PATCH 1/3]: Add named references Oliver Kiddle
2023-02-11 7:45 ` Bart Schaefer
2023-02-11 23:43 ` Bart Schaefer
2023-02-11 23:45 ` Bart Schaefer
2023-02-12 7:38 ` Oliver Kiddle
2023-02-12 9:02 ` Oliver Kiddle
2023-02-12 18:59 ` Bart Schaefer
2023-02-12 19:45 ` PM_* flags in zsh.h (was Re: [PATCH 1/3]: Add named references) Bart Schaefer
2023-02-12 21:01 ` Oliver Kiddle
2023-02-12 22:54 ` [PATCH 1/3]: Add named references Oliver Kiddle
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