USN-7826-2: Samba vulnerabilities

USN-7826-1 fixed vulnerabilities in Samba. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. Original advisory details: Andrew Walker discovered that Samba incorrectly initialized memory in the vfsstreamsxattr module. An...