CVE-2018-7552 : Vulnerability Insights and Analysis

A Segmentation fault vulnerability exists in sam2p 0.49.4 due to an invalid free found in mapping.cpp within the clear function of Mapping::DoubleHash. This flaw can be exploited by providing a carefully crafted input, leading to a denial of service or potentially causing other unspecified impacts.

Understanding CVE-2018-7552

What is CVE-2018-7552?

This CVE describes a vulnerability in sam2p 0.49.4 that allows for a Segmentation fault due to an invalid free operation in the clear function of Mapping::DoubleHash in mapping.cpp.

The Impact of CVE-2018-7552

The vulnerability can result in a denial of service when exploited with a specially crafted input, potentially leading to other unspecified impacts.

Technical Details of CVE-2018-7552

Vulnerability Description

The issue arises from an invalid free operation in Mapping::DoubleHash::clear in mapping.cpp, causing a Segmentation fault in sam2p 0.49.4.

Affected Systems and Versions

Affected Version: sam2p 0.49.4

Exploitation Mechanism

The vulnerability can be exploited by providing a carefully crafted input to trigger the invalid free operation, resulting in a denial of service or other unspecified impacts.

Mitigation and Prevention

Immediate Steps to Take

Apply the security update provided by the vendor promptly.
Avoid accepting untrusted inputs to the affected system.

Long-Term Security Practices

Regularly update software and apply patches to address known vulnerabilities.
Implement input validation mechanisms to prevent exploitation of similar issues.

Patching and Updates

It is crucial to install the security update released by the vendor to mitigate the vulnerability and enhance system security.