CVE-2017-11141 Explained : Impact and Mitigation
Learn about CVE-2017-11141, a memory leak vulnerability in ImageMagick 7.0.5-6's ReadMATImage function, potentially leading to memory exhaustion from a crafted MAT file.
In ImageMagick 7.0.5-6, a memory leak vulnerability exists in the ReadMATImage function in coders\mat.c. This flaw can result in memory exhaustion when processing a maliciously crafted MAT file due to an incorrect ordering of a SetImageExtent call.
Understanding CVE-2017-11141
This CVE entry highlights a memory leak vulnerability in ImageMagick version 7.0.5-6.
What is CVE-2017-11141?
The vulnerability in the ReadMATImage function can lead to memory exhaustion if a specially crafted MAT file is processed, caused by an incorrect ordering of a SetImageExtent call.
The Impact of CVE-2017-11141
The vulnerability could be exploited by an attacker to exhaust memory resources on a system, potentially leading to denial of service or other security implications.
Technical Details of CVE-2017-11141
This section delves into the technical aspects of the vulnerability.
Vulnerability Description
The vulnerability in the ReadMATImage function of ImageMagick 7.0.5-6 can result in a memory leak, potentially causing memory exhaustion when processing a malicious MAT file.
Affected Systems and Versions
- Product: ImageMagick
- Vendor: N/A
- Versions: 7.0.5-6
Exploitation Mechanism
The vulnerability can be exploited by utilizing a specially crafted MAT file to trigger the incorrect ordering of a SetImageExtent call, leading to memory exhaustion.
Mitigation and Prevention
Protective measures to address and prevent the CVE-2017-11141 vulnerability.
Immediate Steps to Take
- Apply security patches or updates provided by ImageMagick promptly.
- Implement proper input validation to mitigate the risk of processing malicious files.
Long-Term Security Practices
- Regularly update ImageMagick to the latest version to ensure all security patches are in place.
- Conduct security assessments and audits to identify and address potential vulnerabilities proactively.
Patching and Updates
Ensure timely installation of patches and updates released by ImageMagick to address the memory leak vulnerability in the ReadMATImage function.