DebianSecurity

Some features enabled in Ubuntu and not in Debian:

• gcc's -fstack-protector
  • http://wiki.debian.org/Hardening#DEB_BUILD_HARDENING_STACKPROTECTOR_.28gcc.2BAC8-g.2B-.2B-_-fstack-protector_--param_ssp-buffer-size.3D4.29
  • http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=469517 -fstack-protector produces segfaulting binaries on arm/armel
• PIE
  • http://wiki.debian.org/Hardening#DEB_BUILD_HARDENING_PIE_.28gcc.2BAC8-g.2B-.2B-_-fPIE_-pie.29
• build with "-D_FORTIFY_SOURCE=2"
  • http://wiki.debian.org/Hardening#DEB_BUILD_HARDENING_FORTIFY_.28gcc.2BAC8-g.2B-.2B-_-D_FORTIFY_SOURCE.3D2.29
• RELRO
  • http://wiki.debian.org/Hardening#DEB_BUILD_HARDENING_RELRO_.28ld_-z_relro.29
• AppArmor profiles

Work in progress:

• http://wiki.debian.org/ReleaseGoals/SecurityHardeningBuildFlags
• http://lists.debian.org/debian-devel/2011/09/msg00242.html

Ubuntu:

• https://wiki.ubuntu.com/Security/Features
• https://wiki.ubuntu.com/CompilerFlags