[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20150323103854.GA28211@suse.de>
Date: Mon, 23 Mar 2015 11:38:54 +0100
From: Marcus Meissner <meissner@...e.de>
To: oss-security@...ts.openwall.com
Subject: Re: CVE for Kali Linux
On Sun, Mar 22, 2015 at 11:34:28PM +0300, Alexander Cherepanov wrote:
> On 2015-03-22 20:23, Solar Designer wrote:
> >https does offer a security aspect that signatures don't: it hides from
> >some observers which exact software is being downloaded (and maybe that
> >it's a software download at all). It doesn't do that perfectly because
> >the target address and transfer timings and sizes may be revealing, but
> >I do acknowledge there's some subtle improvement over http here. I just
> >think this is far less important than ensuring authenticity of the
> >software. So let's demand signatures and signature verification first,
> >and let's not be distracted by http vs. https.
>
> There are some attacks even if you verify signatures, e.g. serving
> old, known-vulnerable versions. HTTPS can help here (until
> signatures start to be widely accompanied by expiring timestamps or
> something).
SUSE has added an expiry tag in the YUM metadata for such cases.
Ciao, Marcus
Powered by blists - more mailing lists
Please check out the
Open Source Software Security Wiki, which is counterpart to this
mailing list.
Confused about mailing lists and their use?
Read about mailing lists on Wikipedia
and check out these
guidelines on proper formatting of your messages.
