CVE-2023-6207

Summary

CVE-2023-6207 is a vulnerability affecting Firefox versions below 120, Firefox ESR below 115.5.0, and Thunderbird below 115.5. This issue involves ownership mismanagement that results in a use-after-free condition in ReadableByteStreams. The consequence is that an attacker can execute arbitrary code on the affected system, potentially leading to serious security implications. Users are strongly advised to update their browsers and email clients to the latest versions to mitigate this risk.

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