USN-3348-1: Samba vulnerability

Ubuntu Security Notice USN-3348-1

5th July, 2017

samba vulnerability

A security issue affects these releases of Ubuntu and its
derivatives:

• Ubuntu 17.04



• Ubuntu 16.10



• Ubuntu 16.04 LTS



• Ubuntu 14.04 LTS

Summary

Samba could be made to hang if it received specially crafted network
traffic.

Software description

• samba
  - SMB/CIFS file, print, and login server for Unix
  
  

Details

It was discovered that Samba incorrectly handled dangling symlinks. A
remote attacker could possibly use this issue to cause Samba to hang,
resulting in a denial of service. This issue only applied to Ubuntu 14.04
LTS and Ubuntu 16.04 LTS. (







.

In general, a standard system update will make all the necessary changes.

References

CVE-2017-9461