USN-3595-1: Samba vulnerabilities

samba vulnerabilities

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

  • Ubuntu 17.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS


Several security issues were fixed in Samba.

Software Description

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


Björn Baumbach discovered that Samba incorrectly validated permissions when
changing account passwords via LDAP. An authenticated attacker could use this
issue to change the password of other users, including administrators, and
perform actions as those users. (CVE-2018-1057)

It was discovered that Samba incorrectly validated inputs to the RPC spoolss
service. An authenticated attacker could use this issue to cause the service to
crash, resulting in a denial of service. (CVE-2018-1050)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 17.10
Ubuntu 16.04 LTS
Ubuntu 14.04 LTS

To update your system, please follow these instructions:

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


Source From:
Original article title: USN-3595-1: Samba vulnerabilities.
This full article can be read at: USN-3595-1: Samba vulnerabilities.

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