Learn about CVE-2020-9861, a vulnerability in Swift for Linux that could lead to a stack overflow issue when processing deeply nested malicious JSON input, potentially resulting in a Denial of Service (DoS) attack.
A stack overflow issue in Swift for Linux was addressed with improved input validation for handling deeply nested malicious JSON input.
Understanding CVE-2020-9861
What is CVE-2020-9861?
CVE-2020-9861 is a vulnerability in Swift for Linux that could result in a stack overflow due to inadequate input validation when processing deeply nested malicious JSON input.
The Impact of CVE-2020-9861
The vulnerability could be exploited to cause a Denial of Service (DoS) by parsing malicious JSON input with deeply nested structures.
Technical Details of CVE-2020-9861
Vulnerability Description
The issue in Swift for Linux allowed for a stack overflow due to insufficient input validation when handling deeply nested malicious JSON input.
Affected Systems and Versions
Exploitation Mechanism
Parsing malicious JSON input with deeply nested