ESB-2019.0732 - [Linux][Ubuntu] nvidia-graphics-drivers-390: Access privileged data - Existing account 2019-03-08

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.0732
             USN-3904-1: NVIDIA graphics drivers vulnerability
                               8 March 2019

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           nvidia-graphics-drivers-390
Publisher:         Ubuntu
Operating System:  Ubuntu
                   Linux variants
Impact/Access:     Access Privileged Data -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-6260  

Original Bulletin: 
   https://usn.ubuntu.com/3904-1/

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Ubuntu. It is recommended that administrators 
         running nvidia-graphics-drivers-390 check for an updated version of
         the software for their operating system.

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==========================================================================
USN-3904-1: NVIDIA graphics drivers vulnerability
7 March 2019

nvidia-graphics-drivers-390 vulnerability
==========================================================================

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

  o Ubuntu 18.10
  o Ubuntu 18.04 LTS

Summary

NVIDIA graphics drivers could be made to expose sensitive information.

Software Description

  o nvidia-graphics-drivers-390 - NVIDIA binary X.Org driver

Details

It was discovered that the NVIDIA graphics drivers incorrectly handled the GPU
performance counters. A local attacker could possibly use this issue to access
the application data processed on the GPU.

Update instructions

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

Ubuntu 18.10
    xserver-xorg-video-nvidia-390 - 390.116-0ubuntu0.18.10.1
Ubuntu 18.04 LTS
    xserver-xorg-video-nvidia-390 - 390.116-0ubuntu0.18.04.1

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

After a standard system update you need to reboot your computer to make all the
necessary changes.

References

  o CVE-2018-6260

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