CVE-2008-1721: Buffer Overflow

Published Apr 10, 2008
·
Updated

Integer signedness error in the zlib extension module in Python 2.5.2 and earlier allows remote attackers to execute arbitrary code via a negative signed integer, which triggers insufficient memory allocation and a buffer overflow.

Affected Software

7 affected components
Python Python>=2.4.0<2.4.6
Python Python>=2.5.0<=2.5.2
Debian Debian Linux=4.0
Canonical Ubuntu Linux=7.04
Canonical Ubuntu Linux=7.10
Canonical Ubuntu Linux=8.04
Canonical Ubuntu Linux=6.06

Event History

Apr 10, 2008
CVE Published
via MITRE·07:00 PM
Data Sourced
via MITRE·07:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2008-1721?

CVE-2008-1721 is considered a critical vulnerability due to the potential for arbitrary code execution.

2

How do I fix CVE-2008-1721?

To fix CVE-2008-1721, upgrade to Python version 2.5.3 or later to address the integer signedness error.

3

What versions of Python are affected by CVE-2008-1721?

CVE-2008-1721 affects Python versions 2.5.2 and earlier, as well as certain Debian and Ubuntu distributions.

4

What type of vulnerability is CVE-2008-1721?

CVE-2008-1721 is an integer signedness error that leads to a buffer overflow.

5

Can CVE-2008-1721 be exploited remotely?

Yes, CVE-2008-1721 can be exploited remotely, allowing attackers to execute arbitrary code.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203