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

From: Valdis . Kletnieks
Date: Sat Apr 09 2011 - 16:25:37 EST

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.

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