Mozilla is urging users to install the latest version of its browser, Firefox 74.0.1, which addresses two bugs that are being exploited in the wild by threat actors.
The two vulnerabilities have been tracked as CVE-2020-6819 and CVE-2020-6820, both issues are user-after-free vulnerabilities that could be exploited to inject code in Firefox’s memory and execute it in the browser’s context.
Mozilla did not disclose technical details of the vulnerabilities.
According to Alonso, other browsers might have been impacted by both zero-day vulnerabilities. Below the descriptions the two flaws:
“Under certain conditions, when running the
“Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw.” reads the advisory for the CVE-2020-6820 flaw.
Researchers at Qihoo 360 and Japan CERT revealed that an APT group is exploiting two vulnerabilities, including the CVE-2019-17026 flaw, in attacks aimed at China and Japan.
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