Debian-LTS has issued an advisory today (August 8): http://lwn.net/Alerts/696673/ Mageia 5 is also affected.
Whiteboard: (none) => MGA5TOO
https://bugzilla.suse.com/show_bug.cgi?id=991387 i will use the same conclusion: "reading upstream discussion this looks like a non issue (umask)" same is done in RHEL
Status: NEW => RESOLVEDCC: (none) => mageiaResolution: (none) => INVALID