ESB-2018.2917 - [Linux][Ubuntu] UDisks: Access confidential data - Existing account 2018-09-27

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.2917
                           UDisks vulnerability
                             27 September 2018

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

Product:           UDisks
Publisher:         Ubuntu
Operating System:  Ubuntu
                   Linux variants
Impact/Access:     Access Confidential Data -- Existing Account
                   Denial of Service        -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-17336  

Original Bulletin: 
   http://www.ubuntu.com/usn/usn-3772-1

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

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USN-3772-1: UDisks vulnerability

26 September 2018
udisks2 vulnerability

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

    Ubuntu 18.04 LTS

Summary

Udisks could be made to crash or expose sensitive information.
Software Description

    udisks2 - service to access and manipulate storage devices

Details

It was discovered that UDisks incorrectly handled format strings when logging.
A local attacker could possibly use this issue to cause a denial of service or
obtain sensitive information.

Update instructions

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

Ubuntu 18.04 LTS
    udisks2 - 2.7.6-3ubuntu0.2

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

    CVE-2018-17336

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