Critical Code Execution Vulnerability in SDL2_image Package
Summary
ALPINE-CVE-2017-14448: An exploitable code execution vulnerability exists in the XCF image rendering functionality of SDL2_image-2.0.2. Affects sdl2_image versions < 2.0.3-r0. Fixed in 2.0.3-r0. How to fix ↓
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Background
SDL2_image is an image loading library that extends the capabilities of the Simple DirectMedia Layer (SDL) by providing support for various image formats. It is widely used in game development and multimedia applications to load images in different formats seamlessly. However, a critical vulnerability has been identified in versions of SDL2_image prior to 2.0.3-r0, which can lead to severe security risks if exploited.
Vulnerability Detail
An exploitable code execution vulnerability exists in the XCF image rendering functionality of SDL2_image versions prior to 2.0.3-r0. A specially crafted XCF image can cause a heap overflow, resulting in arbitrary code execution. This vulnerability can be triggered when an attacker displays a maliciously crafted image, potentially leading to unauthorized access, data corruption, or system compromise. The CVSS score for this vulnerability is 8.8, indicating a high severity level.
How To Fix
Minimum fixed version
2.0.3-r0
This is the first release that contains the fix.
sudo apk add --upgrade sdl2_imageTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If immediate patching is not feasible, consider avoiding the use of XCF images or implementing strict validation checks on image files before processing them. This can help mitigate the risk of exploitation until the package is updated.
Conclusion
The SDL2_image package has a critical vulnerability that can lead to code execution through specially crafted XCF images. It is crucial to update to the patched versions to safeguard against potential exploitation. Utilizing tools like Vulert can help monitor for such vulnerabilities in real-time.
See every vulnerability recorded for sdl2_image →
FAQ
The vulnerability can lead to arbitrary code execution, allowing attackers to compromise systems by displaying malicious images.
You can use the Vulert platform to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check your application without any signup.
Versions prior to 2.0.3-r0 for Alpine v3.10 and prior to 2.0.1-r2 for Alpine v3.5 and v3.6 are affected by this vulnerability.
The CVSS score of this vulnerability is 8.8, indicating a high severity level.
Yes, you can avoid using XCF images or implement strict validation checks on image files to mitigate the risk until an update is applied.
References
Related vulnerabilities
Recent vulnerabilities recorded for sdl2_image.
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