bugtraq - Re[2]: hard links on Linux create local DoS vulnerability and security problems

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Message-ID: <1010499255.20031125203245@SECURITY.NNOV.RU>
Date: Tue, 25 Nov 2003 20:32:45 +0300
From: 3APA3A <3APA3A@...URITY.NNOV.RU>
To: Bruno Lustosa <bruno@...tosa.net>
Cc: bugtraq@...urityfocus.com, full-disclosure@...ts.netsys.com
Subject: Re[2]: hard links on Linux create local DoS vulnerability and security problems

Dear Bruno Lustosa,

--Monday, November 24, 2003, 9:25:37 PM, you wrote to bugtraq@...urityfocus.com:

BL> Just checked this on 2.6.0-test9, and it will not work.
BL> When you create a hard link to a setuid or any other file, it will
BL> inherit the same owner and mode of the original. However, if the
BL> original file is changed (owner, group, mode, or content), the link will
BL> reflect those changes as well.

No, if original file is removed and new one is created with same name.

-- 
~/ZARAZA
Да, ему чертовски повезло. Эх и паршиво б ему пришлось если бы он выжил! (Твен)

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