Re: core symlinks

Bennett Todd (bet@std.sbi.com)
Wed, 24 Aug 1994 16:04:27 -0400 (EDT)

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Aleph One writes:
>	It's been mentioned before that core dumps on
>some systems may fallow symlink and that this can be used
>to overwrite any file. I was wondering if anyone knows which
>OS's and versions behave this way.

Well, here's one data point. I just tested under SunOS 4.1.1; a core dump
will follow a symlink, unless the symlink points to a file that the user
can't write, in which case no core will be dumped. I think this is
reasonable behavior.

-Bennett
bet@sbi.com

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