linux-kernel - Re: [PATCH] char: istallion: fix arbitrary kernel memory reads/writes

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: <107257.1302380698@localhost>
Date:	Sat, 09 Apr 2011 16:24:58 -0400
From:	Valdis.Kletnieks@...edu
To:	Jiri Slaby <jirislaby@...il.com>
Cc:	Vasiliy Kulikov <segoon@...nwall.com>,
	linux-kernel@...r.kernel.org, Greg Kroah-Hartman <gregkh@...e.de>,
	Arnd Bergmann <arnd@...db.de>, Alan Cox <alan@...ux.intel.com>
Subject: Re: [PATCH] char: istallion: fix arbitrary kernel memory reads/writes

On Sat, 09 Apr 2011 15:26:59 +0200, Jiri Slaby said:
> On 04/09/2011 02:41 PM, Vasiliy Kulikov wrote:
> > stli_brdstats is defined as global variable.  After de-BKL-ization in
> > the patch b4eda9cb48eac1b7 an access to the variable is not serialized
> > anymore.  This leads to the TOCTOU in stli_getbrdstats():
> 
> Don't use such a weird and uncommon abbreviations.

Time Of Check [to] Time Of Use.  Hardly uncommon, especially in the security
community. Googling for 'TOCTOU' and 'TOCTTOU' gets about 60K hits combined.


Content of type "application/pgp-signature" skipped