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bug#4291: 23.1; doc-view-mode temporary directory vulnerable to denial o
bug#4291: 23.1; doc-view-mode temporary directory vulnerable to denial of service
Tue, 12 Jul 2011 18:16:06 -0400
Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux)
Lars Magne Ingebrigtsen <address@hidden> writes:
>>>> IIRC /tmp/docview$uid is predictable because doc-view tries to reuse
>>>> previouly-rendered pages. I'm not convinced this is really a good
>>>> feature, but obviously the author thought it was important, so I'd
>>>> rather not drop it without a discussion.
>>> It could just stash the directory name in a variable, and use the normal
>>> `make-temp-file' to create the directory, couldn't it?
>> I think the idea referred to above is to potentially re-use pages
>> converted by a previous Emacs instance (which seems like a bad feature
>> to me too).
> Oh, I see. Hm. Sounds like a bad idea to me, too. :-)
I think the idea is that if you view the same pdf N times in Emacs, the
disk space won't increase monotonically (Emacs doesn't delete any of
those files AFAIK).