Integer Overflow in pixman Library
Summary
DSA-3525-1: pixman - security update. Affects pixman versions < 0.26.0-4+deb7u2. Fixed in 0.26.0-4+deb7u2. How to fix ↓
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Background
The pixman library is a pixel-manipulation library used by X and cairo. It provides low-level pixel manipulation functions and is commonly used in applications that require image rendering and manipulation capabilities. The library is an integral part of the Debian ecosystem, specifically in the Debian 7 (wheezy) distribution.
Vulnerability Detail
An integer overflow vulnerability has been discovered in the pixman library. This vulnerability allows a remote attacker to exploit the flaw and potentially execute arbitrary code with the privileges of the user running the affected application. By sending specially crafted input, the attacker can trigger the integer overflow, leading to a crash or the execution of malicious code.
How To Fix
Minimum fixed version
0.26.0-4+deb7u2
This is the first release that contains the fix.
sudo apt-get install --only-upgrade pixmanTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There is no specific workaround mentioned for this vulnerability.
Conclusion
The integer overflow vulnerability in the pixman library can be exploited by a remote attacker to execute arbitrary code with the privileges of the user running the affected application. To mitigate this vulnerability, it is crucial to upgrade the pixman packages to the appropriate fixed versions. For further assistance and support in vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for pixman →
FAQ
The vulnerability allows an attacker to potentially execute arbitrary code with the privileges of the user running the affected application.
You can use the Vulert Playground (https://vulert.com/scanner) to check if your application is affected by this vulnerability. Simply upload your manifest file (e.g., package-lock.json) and the playground will provide real-time alerts for open-source vulnerabilities.
While the vulnerability has been identified, there is no information available regarding any known exploits at this time.
No, the vulnerability has been fixed in version 0.26.0-4+deb7u2 for the Debian 7 (wheezy) distribution. The stable (jessie), testing (stretch), and unstable (sid) distributions already have the fix in version 0.32.6-1.
If your application is affected, it is recommended to upgrade the pixman packages to the fixed versions mentioned earlier.
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