Ubuntu - Python vulnerabilities (2020-04-21)

USN-4333-1: Python vulnerabilities

python2.7, python3.4, python3.5, python3.6, python3.7 vulnerabilities<br>A security issue affects these releases of Ubuntu and its derivatives:<br>Ubuntu 19.10<br>Ubuntu 18.04 LTS<br>Ubuntu 16.04 LTS<br>Ubuntu 14.04 ESM<br>Ubuntu 12.04 ESM<br>Summary<br>Several security issues were fixed in Python.<br>Software Description<br>python3.7 - An interactive high-level object-oriented language<br>python2.7 - An interactive high-level object-oriented language<br>python3.6 - An interactive high-level object-oriented language<br>python3.5 - An interactive high-level object-oriented language<br>python3.4 - An interactive high-level object-oriented language<br>Details<br>It was discovered that Python incorrectly stripped certain characters from requests. A remote attacker could use this issue to perform CRLF injection. (CVE-2019-18348)<br>It was discovered that Python incorrectly handled certain HTTP requests. An attacker could possibly use this issue to cause a denial of service. (CVE-2020-8492)<br>Update instructions<br>The problem can be corrected by updating your system to the following package versions:<br>Ubuntu 19.10<br>python3.7 - 3.7.5-2~19.10ubuntu1<br>python3.7-minimal - 3.7.5-2~19.10ubuntu1<br>Ubuntu 18.04 LTS<br>python2.7 - 2.7.17-1~18.04ubuntu1<br>python2.7-minimal - 2.7.17-1~18.04ubuntu1<br>python3.6 - 3.6.9-1~18.04ubuntu1<br>python3.6-minimal - 3.6.9-1~18.04ubuntu1<br>Ubuntu 16.04 LTS<br>python2.7 - 2.7.12-1ubuntu0~16.04.11<br>python2.7-minimal - 2.7.12-1ubuntu0~16.04.11<br>python3.5 - 3.5.2-2ubuntu0~16.04.10<br>python3.5-minimal - 3.5.2-2ubuntu0~16.04.10<br>Ubuntu 14.04 ESM<br>python2.7 - 2.7.6-8ubuntu0.6+esm5<br>python2.7-minimal - 2.7.6-8ubuntu0.6+esm5<br>python3.4 - 3.4.3-1ubuntu1~14.04.7+esm6<br>python3.4-minimal - 3.4.3-1ubuntu1~14.04.7+esm6<br>Ubuntu 12.04 ESM<br>python2.7 - 2.7.3-0ubuntu3.17<br>python2.7-minimal - 2.7.3-0ubuntu3.17<br>To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.<br>In general, a standard system update will make all the necessary changes.<br>References<br>CVE-2019-18348<br>CVE-2020-8492<br>]]&gt;

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CVE-2019-18348

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https://usn.ubuntu.com/4333-1/