Ubuntu Security Update USN-4312-1: Timeshift vulnerability

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Timeshift vulnerability


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

  • Ubuntu 19.10
Summary


Timeshift could be made to run programs as an administrator.

Software Description

  • timeshift - System restore utility
Details


Matthias Gerstner discovered that Timeshift did not securely create temporary files. An attacker could exploit a race condition in Timeshift and potentially execute arbitrary commands as root.

Update instructions


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

Ubuntu 19.10
timeshift - 19.01+ds-2ubuntu0.1

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


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