USN-4312-1: Timeshift vulnerability

USN-4312-1: Timeshift vulnerability

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

• CVE-2020-10174

Source: USN-4312-1: Timeshift vulnerability