CVE-2020-15993: 
Google Chrome vulnerability analysis and mitigation

CVE-2020-15993 is a use-after-free vulnerability discovered in Google Chrome's printing functionality. The vulnerability affected versions prior to 86.0.4240.99 and was disclosed on October 13, 2020. The flaw allowed remote attackers to potentially exploit heap corruption through specially crafted HTML pages (Chrome Release).

The vulnerability is classified as a use-after-free bug specifically affecting the printing functionality in Google Chrome. This type of vulnerability occurs when the program continues to use a memory location after it has been freed, which can lead to heap corruption. The issue was assigned a High severity rating, and Google awarded a $5,000 bounty for its discovery (Chrome Release).

If successfully exploited, the vulnerability could allow remote attackers to potentially corrupt heap memory through specially crafted HTML pages, potentially leading to arbitrary code execution (NVD).

The vulnerability requires a remote attacker to create a specially crafted HTML page that targets the printing functionality. The exploit can be triggered when a user interacts with this malicious page (Chrome Release).

Google addressed this vulnerability in Chrome version 86.0.4240.99. Users are advised to update their Chrome browsers to this version or later to protect against this security flaw (Chrome Release).