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Ubuntu 20.04 LTS: USN-4700-1 High: PyXDG Input Validation Issue

ubuntu
Calendar Grey January 19, 2021
Dist Ubuntu Esm H88
Exploiting tailored inputs in PyXDG could lead to unauthorized entry on Ubuntu LTS systems. Ensure to update promptly to reduce vulnerabilities.
PyXDG could be made to run programs as your login if it received specially crafted input.

Summary

Topics%20covered

Topics Covered

security advisory critical remote code execution remote access arbitrary code execution Ubuntu ubuntu input sanitation python library

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS: python-xdg 0.25-4ubuntu1.1 python3-xdg 0.25-4ubuntu1.1 Ubuntu 16.04 LTS: python-xdg 0.25-4ubuntu0.16.04.1 python3-xdg 0.25-4ubuntu0.16.04.1 Ubuntu 14.04 ESM: python-xdg 0.25-4ubuntu0.14.04.1~esm1 python3-xdg 0.25-4ubuntu0.14.04.1~esm1 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-4700-1

CVE-2019-12761

January 19, 2021

Topics%20covered

Topics Covered

security advisory critical remote code execution remote access arbitrary code execution Ubuntu ubuntu input sanitation python library

Package Information

https://launchpad.net/ubuntu/+source/pyxdg/0.25-4ubuntu1.1 https://launchpad.net/ubuntu/+source/pyxdg/0.25-4ubuntu0.16.04.1

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