Mercurial > dropbear

annotate libtomcrypt/fixupind.pl @ 1861:2b3a8026a6ce

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Add re-exec for server This allows ASLR to re-randomize the address space for every connection, preventing some vulnerabilities from being exploitable by repeated probing. Overhead (memory and time) is yet to be confirmed. At present this is only enabled on Linux. Other BSD platforms with fexecve() would probably also work though have not been tested.
author Matt Johnston <matt@ucc.asn.au>
date Sun, 30 Jan 2022 10:14:56 +0800
parents 0cbe8f6dbf9e
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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382
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parents:
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1 open(IN,"<crypt.ind");
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parents:
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2 open(OUT,">crypt.ind.tmp");
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parents:
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3 $a = <IN>;
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4 print OUT "$a\n\\addcontentsline{toc}{chapter}{Index}\n";
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5 while (<IN>) {
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6 print OUT $_;
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7 }
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Matt Johnston <matt@ucc.asn.au>
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8 close OUT;
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9 close IN;
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parents:
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10 system("mv -f crypt.ind.tmp crypt.ind");
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11