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Date: Wed, 2 Dec 2009 00:10:25 +0300
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From: pluknet <pluknet@gmail.com>
To: Roberto Nunnari <roberto.nunnari@supsi.ch>
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Cc: freebsd-security@freebsd.org, "Julian H. Stacey" <jhs@berklix.com>,
	Alex Huth <a.huth@tmr.net>, Jan Muenther <jan.muenther@nruns.com>
Subject: Re: Upcoming FreeBSD Security Advisory
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2009/12/1 Roberto Nunnari <roberto.nunnari@supsi.ch>:
> Julian H. Stacey ha scritto:
>>
>> Reference:
>>>
>>> From: =A0 =A0 =A0 =A0 =A0 Jan Muenther <jan.muenther@nruns.com>
>>
>>> I'd be greatly surprised if the affected code looked different in 6.x.
>>
>> There is No unsetenv in 6.2-RELEASE/src/libexec/rtld-elf/rtld.
>> There Is =A0 =A0unsetenv in 6.[34]-RELEASE/src/libexec/rtld-elf/rtld.
>>
>> Cheers,
>> Julian
>
> I just checked it out, and on 6.4 the script doesn't work.
> $ uname -rms
> FreeBSD 6.4-RELEASE-p7 i386

Because in 6.x *env() uses legacy Berkeley implementation, while 7+
uses its own one.

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