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Date: Tue, 30 Sep 2014 23:53:58 +0200
From: Martin Carpenter <>
Subject: Re: Healing the bash fork

On Tue, 2014-09-30 at 08:08 -0700, Tavis Ormandy wrote:
> > system("date");
> Keep going, eventually you're going to have to stop blacklisting
> variables and use execve ;-)

... and beware what you whitelist:

295     /* correct the kernel's "gmt_lag" and the PC's RTC */
296     (void) system("/usr/sbin/rtc -c > /dev/null 2>&1");

[wryly noticed some time in the last week]

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