Public bug reported:
Older versions of postgresql were compiled with PIE and BIND_NOW.
Unfortunately, these were lost in 12.04. Eg, output from hardening-check:
/tmp/built-binaries-Kngdmo/postgresql-9.1/usr/lib/postgresql/9.1/bin/pg_resetxlog:
Position Independent Executable: no, normal executable!
/tmp/built-binaries-Kngdmo/postgresql-9.1/usr/lib/postgresql/9.1/bin/pg_ctl:
Position Independent Executable: no, normal executable!
/tmp/built-binaries-Kngdmo/postgresql-9.1/usr/lib/postgresql/9.1/bin/pg_test_fsync:
Position Independent Executable: no, normal executable!
/tmp/built-binaries-Kngdmo/postgresql-9.1/usr/lib/postgresql/9.1/bin/pg_controldata:
Position Independent Executable: no, normal executable!
/tmp/built-binaries-Kngdmo/postgresql-9.1/usr/lib/postgresql/9.1/bin/postgres:
Position Independent Executable: no, normal executable!
/tmp/built-binaries-Kngdmo/postgresql-9.1/usr/lib/postgresql/9.1/bin/pg_upgrade:
Position Independent Executable: no, normal executable!
/tmp/built-binaries-Kngdmo/postgresql-9.1/usr/lib/postgresql/9.1/bin/initdb:
Position Independent Executable: no, normal executable!
/tmp/built-binaries-Kngdmo/postgresql-9.1/usr/lib/postgresql/9.1/bin/postmaster:
Position Independent Executable: no, normal executable!
** Affects: postgresql-9.1 (Ubuntu)
Importance: Undecided
Status: New
** Affects: postgresql-9.1 (Ubuntu Precise)
Importance: Undecided
Status: New
** Affects: postgresql-9.1 (Ubuntu Quantal)
Importance: Undecided
Status: New
** Tags: regression-release
** Also affects: postgresql-9.1 (Ubuntu Precise)
Importance: Undecided
Status: New
** Also affects: postgresql-9.1 (Ubuntu Quantal)
Importance: Undecided
Status: New
** Tags added: regression-release
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https://bugs.launchpad.net/bugs/1039618
Title:
Please re-enable PIE and BIND_NOW
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