LD_PRELOAD

[Petr Novotny]

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On 4 Aug 00, at 8:02, xmail listy wrote:

> chtel bych mit jistotu, ze dany program neni spusten s preloadnutou
> knihovnou program v C pobezi jako uzivatel root

Pres suid? O to se postara dynamicky linker sam. Nebo aby root 
nemohl spustit ten program s LD_PRELOAD? To mate smulu, root 
muze cokoliv.

Koukat se do environmenu, jestli tam neni LD_PRELOAD, je 
kravina; pokud by uzivatel smel udelat LD_PRELOAD, muze 
preloadnout i vlastni verzi getenv().

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Petr Novotny, ANTEK CS
Petr.Novotny na antek.cz
http://www.antek.cz
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