Debian Linux Security Advisory 4513-1 - Stefan Metzmacher discovered a flaw in Samba, a SMB/CIFS file, print, and login server for Unix. Specific combinations of parameters and permissions can allow user to escape from the share path definition and see the complete '/' filesystem. Unix permission checks in the kernel are still enforced.
d93482db03d7a4dd749d0d95b6c61e6de2e46af0866bd55857054ba3b2b6b6f5