CVE-2018-12913 : Security Advisory and Response
Discover the Miniz version 2.0.7 vulnerability in tinfl_decompress function leading to an infinite loop when sym2 and counter variables are zero. Learn about the impact, affected systems, and mitigation steps.
Miniz version 2.0.7 encounters an infinite loop issue in the tinfl_decompress function, leading to a vulnerability when sym2 and counter variables both remain zero.
Understanding CVE-2018-12913
This CVE involves a specific vulnerability in Miniz version 2.0.7.
What is CVE-2018-12913?
In Miniz 2.0.7, the tinfl_decompress function in miniz_tinfl.c can enter an infinite loop due to the sym2 and counter variables retaining a value of zero.
The Impact of CVE-2018-12913
This vulnerability can potentially lead to denial of service (DoS) attacks or other security compromises.
Technical Details of CVE-2018-12913
Miniz version 2.0.7 is affected by this vulnerability.
Vulnerability Description
The tinfl_decompress function in miniz_tinfl.c can experience an infinite loop when sym2 and counter variables are both zero.
Affected Systems and Versions
- Product: N/A
- Vendor: N/A
- Version: 2.0.7
Exploitation Mechanism
The vulnerability occurs due to the specific conditions where sym2 and counter variables retain a value of zero.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent exploitation of this vulnerability.
Immediate Steps to Take
- Update to a patched version of Miniz that addresses this issue.
- Monitor for any unusual behavior that could indicate exploitation of the vulnerability.
Long-Term Security Practices
- Regularly update software to the latest versions to mitigate known vulnerabilities.
- Implement proper input validation and error handling mechanisms in code to prevent similar issues.
Patching and Updates
Ensure that Miniz is regularly updated to the latest version to patch known vulnerabilities and enhance overall security.