lkml.org 
[lkml]   [2005]   [Nov]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: XFS information leak during crash
Nathan Scott wrote:
: XFS behaves as most filesystems do and
: will write over the top of existing data.

OK, thanks for the clarification.

: XFS also rewrites files in-place. You will never get someone else's
: current data (that would be metadata corruption...),

Of course.

: it would only
: ever be uninitialised, previously-free space.

Yes, but an old data from previously deleted files
(sendmail's temporary files, vim save files, etc) may contain
a sensitive information.

-Y.

--
| Jan "Yenya" Kasprzak <kas at {fi.muni.cz - work | yenya.net - private}> |
| GPG: ID 1024/D3498839 Fingerprint 0D99A7FB206605D7 8B35FCDE05B18A5E |
| http://www.fi.muni.cz/~kas/ Journal: http://www.fi.muni.cz/~kas/blog/ |
> Specs are a basis for _talking_about_ things. But they are _not_ a basis <
> for implementing software. --Linus Torvalds <
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-11-03 01:10    [W:0.053 / U:0.168 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site