[ GLSA 200409-03 ] Python 2.2: Buffer overflow in getaddrinfo()

[GLSA]

Gentoo Linux Security Advisory

Title: Python 2.2: Buffer overflow in getaddrinfo() (GLSA 200409-03)
Severity: high
Exploitable: remote
Date: September 02, 2004
Bug(s): #62440
ID: 200409-03

Synopsis

Python 2.2 has a vulnerability in DNS handling when IPV6 is disabled and a malformed IPV6 address is encountered by getaddrinfo().

Background

Python is an interpreted, interactive, object-oriented, cross-platform programming language.

Affected Packages

Package: dev-lang/python
Vulnerable: < 2.2.2
Unaffected: >= 2.2.2
Unaffected: < 2.2
Architectures: All supported architectures


Description

If IPV6 is disabled in Python 2.2, getaddrinfo() is not able to handle IPV6 DNS requests properly and a buffer overflow occurs.

Impact

An attacker can execute arbitrary code as the user running python.

Workaround

Users with IPV6 enabled are not affected by this vulnerability.

Resolution

All Python 2.2 users should upgrade to the latest version: