Re: smbd remote file creation vulnerability

[Pavol Luptak]

On Tue, Jun 26, 2001 at 09:53:29AM +0300, Jarno Huuskonen wrote:
> On Mon, Jun 25, Pavol Luptak wrote:
> > Linux kernels with openwall patch (with restricted links in /tmp) are
> > imunne to this type of attack (following symlinks does not work, link
> > owner does not match with file's owner).
> 
> The symlink restrictions work only in /tmp (mode 1777) directories, so
> making the symlink in your own homedir still works (should work).

Yes, the symlink does not have to be in /tmp, but you have to ensure
the path to your symlink in your own homedir is enough short to fill in
NetBIOS name (about 15 characters).
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