USN-5138-1: python-py vulnerability
10 November 2021
python-py could be made to crash if provided with specially crafted input.
- python-py - Advanced Python development support library
The py.path.svnwc component of py (aka python-py) through v1.9.0 contains
a regular expression with an ambiguous subpattern that is susceptible to
catastrophic backtracing. This could be used by attackers to cause a compute-time
denial of service attack by supplying malicious input to the blame functionality.
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.