Security update for samba (important)

This update for Samba fixes the following security issues:

• CVE-2015-5330: Remote read memory exploit in LDB (bnc#958586)
• CVE-2015-5252: Insufficient symlink verification (file access outside
  the share) (bnc#958582)
• CVE-2015-5296: No man in the middle protection when forcing smb
  encryption on the client side (bnc#958584)
• CVE-2015-5299: Currently the snapshot browsing is not secure thru
  windows previous version (shadow_copy2) (bnc#958583)

Non-security issues fixed:

• Prevent null pointer access in samlogon fallback when security
  credentials are null (bnc#949022)
• Ensure samlogon fall-back requests are rerouted after kerberos failure
  (bnc#953382)
• Ensure "Your account is disabled" message is displayed when attempting
  to ssh into locked account (bnc#953382)
• Address unrecoverable winbind failure: "key length too large"
  (bnc#934299)
• Take resource group sids into account when caching netsamlogon data
  (bnc#912457)
• Fix lookup of groups with "Local Domain" scope from Active Directory
  (bnc#948244)
• dependency issue with samba-winbind (bnc#936909)