Am 02.04.2014 17:10, schrieb Otto Kekäläinen: > I noticed that the MySQL packages in Debian have PIC stuff in their > alternative build arguments, see > http://anonscm.debian.org/gitweb/?p=pkg-mysql/mysql-5.6.git;a=blob;f=debian/rules > http://anonscm.debian.org/gitweb/?p=pkg-mysql/mysql-5.5.git;a=blob;f=debian/rules > > Anybody here who understands deeply the build arguments who could say > if having these PIC additions is desirable?
surely because you want the result below these days http://tk-blog.blogspot.co.at/2009/02/relro-not-so-well-known-memory.html * PIC * Full RELRO [root@rh:~]$ /usr/bin/hardening-check /usr/libexec/mysqld /usr/libexec/mysqld: Position Independent Executable: yes Stack protected: yes Fortify Source functions: yes (some protected functions found) Read-only relocations: yes Immediate binding: yes
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