Marcin “Icewall” Noga of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw.
The Mozilla Firefox web browser contains a vulnerability in its SharedWorkerService function that could allow an attacker to gain the ability to remotely execute code on a target’s machine. This
vulnerability can be triggered if the user visits a malicious web page. The attacker can design this page in a way that it would cause a race condition, eventually leading to a use-after-free vulnerability and…
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Article Link: http://feedproxy.google.com/~r/feedburner/Talos/~3/2MW9Izph2AI/vuln-spotlight-firefox-shared-service-june-2020.html