full-disclosure - Re: Symlink vulnerabilities

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: <7E915769-EE72-400E-9C5F-E3F23900179D@gmail.com>
Date: Thu, 27 Oct 2011 10:31:12 -0700
From: Andrew Farmer <andfarm@...il.com>
To: Valdis.Kletnieks@...edu
Cc: full-disclosure@...ts.grok.org.uk
Subject: Re: Symlink vulnerabilities

On 2011-10-27, at 07:48, Valdis.Kletnieks@...edu wrote:
> The other thing that people need to remember is that there's no race condition
> that's so small that you can't hit it.  If there's a race condition, it *can*
> be won.

And systems like inotify make filesystem races trivial to win. I wouldn't be surprised if you could win this particular race reliably by watching for the files bzexe drops and acting immediately when they show up.
_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/