Security Advisory

CVE-2023-6205

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2023-11-21 14:28:52

Last updated 2025-02-13 17:26:09

Assigner mozilla

State PUBLISHED

Description

It was possible to cause the use of a MessagePort after it had already been freed, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

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