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討論串/proc filesystem allows bypassing directory permissions on
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Hi!. > Your assumption that the same file descriptor is being re-opened is. > wrong!. > The file descriptor retrieved via /proc is a new one. It is no
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Hi!. > There are two conceivable approaches to implementing the open() for. > a filedescriptor shown in /proc. Either go throuh the inode and. > check
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> > 0700 mode from the origin, you would be right, and procfs wouldn't allow> > opening files in that directory too, but if you let others to traverse
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On Thu 2009-10-29 18:24:01, Dan Yefimov wrote:. > On 29.10.2009 0:27, Pavel Machek wrote:. >>>> That race is easily fixed.. >>>. >>> No, you're not ri
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Pavel Machek wrote:. >. > > IMHO; no bug or security issue, just a misunderstanding of the. > > mechanism.... Correct. It is a completely flawed assum
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