Debian LTS Advisory ([SECURITY] [DLA 1520-1] python3.4 security update)

Multiple vulnerabilities were found in the CPython interpreter which can cause denial of service, information gain, and arbitrary code execution. CVE-2017-1000158 CPython (aka Python) is vulnerable to an integer overflow in the PyString_DecodeEscape function in stringobject.c, resulting in heap-based buffer overflow (and possible arbitrary code execution) CVE-2018-1060 python is vulnerable to catastrophic backtracking in pop3lib's apop() method. An attacker could use this flaw to cause denial of service. CVE-2018-1061 python is vulnerable to catastrophic backtracking in the difflib.IS_LINE_JUNK method. An attacker could use this flaw to cause denial of service. CVE-2018-1000802 Python Software Foundation Python (CPython) version 2.7 contains a CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in shutil module (make_archive function) that can result in Denial of service, Information gain via injection of arbitrary files on the system or entire drive. This attack appear to be exploitable via Passage of unfiltered user input to the function.

python3.4 on Debian Linux

This check tests the installed software version using the apt package manager.

For Debian 8 'Jessie', these problems have been fixed in version 3.4.2-1+deb8u1. We recommend that you upgrade your python3.4 packages.