oss-security - Re: Fw: Security risk of vim swap files

Date: Wed, 1 Nov 2017 19:02:22 +0100
From: Jakub Wilk <jwilk@...lk.net>
To: oss-security@...ts.openwall.com
Subject: Re: Fw: Security risk of vim swap files

* Jeffrey Walton <noloader@...il.com>, 2017-11-01, 11:31:
>Code and scripts certainly need to check TMPDIR

Unfortunately, glibc's implementation of tmpfile(3), which is the most 
fool-proof interface for dealing with temporary files that the C library 
offers, doesn't honour TMPDIR. :(

BTW, there's a preloadable library that catches writes to /tmp:
https://github.com/paultag/tmperamental

-- 
Jakub Wilk

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