linux-ext4 - Re: Making linkat() able to overwrite the target

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAOQ4uxgxOzJ+ptExNAJvTJmeW6HNcg7h6siqRzMjYjw3sMYqmQ@mail.gmail.com>
Date:   Fri, 17 Jan 2020 11:57:24 +0200
From:   Amir Goldstein <amir73il@...il.com>
To:     Colin Walters <walters@...bum.org>,
        David Howells <dhowells@...hat.com>
Cc:     Al Viro <viro@...iv.linux.org.uk>,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        Christoph Hellwig <hch@....de>,
        "Theodore Ts'o" <tytso@....edu>,
        Andreas Dilger <adilger.kernel@...ger.ca>,
        "Darrick J. Wong" <darrick.wong@...cle.com>,
        Chris Mason <clm@...com>, Josef Bacik <josef@...icpanda.com>,
        David Sterba <dsterba@...e.com>,
        linux-ext4 <linux-ext4@...r.kernel.org>,
        xfs <linux-xfs@...r.kernel.org>,
        Linux Btrfs <linux-btrfs@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: Making linkat() able to overwrite the target

On Fri, Jan 17, 2020 at 5:52 AM Colin Walters <walters@...bum.org> wrote:
>
> On Tue, Jan 14, 2020, at 1:06 PM, David Howells wrote:
>
> > Yes, I suggested AT_LINK_REPLACE as said magical flag.
>
> This came up before right?
>
> https://lore.kernel.org/linux-fsdevel/cover.1524549513.git.osandov@fb.com/

David,

This sounds like a good topic to be discussed at LSF/MM (hint hint)

Thanks,
Amir.