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Message-ID: <20180703081145.GA8116@f195.suse.de>
Date: Tue, 3 Jul 2018 10:11:45 +0200
From: Matthias Gerstner <mgerstner@...e.de>
To: oss-security@...ts.openwall.com
Subject: Re: accountsservice: insufficient path check in
user_change_icon_file_authorized_cb()
> It might be a good idea to double-check that the result of
> g_file_get_path() starts with "/", doesn't contain "/../" and (just for
> completeness) doesn't end with "/..".
I tested the patch initially and and an isolated test case shows that it
does cover all these cases. No system calls appear to be performed.
Regards
Matthias
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