A use-after-free vulnerability has been found in Firefox before 74.0.1 where, under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. Mozilla is aware of targeted attacks in the wild abusing this flaw.
A use-after-free vulnerability has been found in Firefox before 74.0.1 where, under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. Mozilla is aware of targeted attacks in the wild abusing this flaw.
https://www.mozilla.org/en-US/security/advisories/mfsa2020-11/#CVE-2020-6820 https://bugzilla.mozilla.org/show_bug.cgi?id=1626728
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