Buffer Overflow in Python 2.4 (DSA-1197-1)
Summary
DSA-1197-1: python2.4. Affects python2.4 versions < 2.4.1-2sarge1. Fixed in 2.4.1-2sarge1. How to fix ↓
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Background
Python 2.4 is an open-source programming language widely used for various applications. It provides a comprehensive standard library and supports multiple programming paradigms. However, a vulnerability has been discovered in the repr() function of the Python interpreter, specifically when parsing UCS-4 Unicode strings. This vulnerability could potentially lead to a buffer overflow, enabling an attacker to execute arbitrary code.
Vulnerability Detail
The vulnerability in Python 2.4 arises from insufficient memory allocation during the repr() function's parsing of UCS-4 Unicode strings. This can be exploited by an attacker to trigger a buffer overflow, potentially allowing the execution of arbitrary code. The impact of this vulnerability can range from unauthorized access to sensitive information to complete system compromise.
How To Fix
Minimum fixed version
2.4.1-2sarge1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade python2.4Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
No specific workaround has been mentioned for this vulnerability.
Conclusion
The buffer overflow vulnerability in Python 2.4's repr() function poses a significant risk, potentially allowing attackers to execute arbitrary code. It is crucial to upgrade the Python 2.4 packages to the fixed versions mentioned earlier. Additionally, regular vulnerability monitoring and patching practices are recommended to ensure the security of your Python installations.
See every vulnerability recorded for python2.4 →
FAQ
The vulnerability could potentially allow an attacker to execute arbitrary code, leading to unauthorized access, data breaches, or complete system compromise.
You can use the Vulert Playground at Vulert Scanner to check if your Python 2.4 installation is affected by this vulnerability. Simply upload your package-lock.json file to the playground, and it will provide real-time monitoring and alerts for open-source vulnerabilities.
At the time of this report, no known exploits have been disclosed for this specific vulnerability. However, it is crucial to apply the recommended fix to mitigate any potential risks.
Yes, this vulnerability can be exploited remotely if the affected Python 2.4 installation is exposed to the internet and accessible by attackers.
For further support on vulnerability remediation or any related concerns, please contact info@devnack.com.
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