USN-3888-1: GVfs vulnerability

12 February 2019

gvfs vulnerability

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

  • Ubuntu 18.10
  • Ubuntu 18.04 LTS

Summary

GVfs could be made to expose sensitive information if it received a specially crafted input.

Software Description

  • gvfs - userspace virtual filesystem - GIO module

Details

It was discovered that GVfs incorrectly handled certain inputs. An attacker could possibly use this issue to access sensitive information.

Update instructions

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

Ubuntu 18.10
gvfs - 1.38.1-0ubuntu1.2
gvfs-backends - 1.38.1-0ubuntu1.2
Ubuntu 18.04 LTS
gvfs - 1.36.1-0ubuntu1.3
gvfs-backends - 1.36.1-0ubuntu1.3

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References