CVE-2023-4573
CVSS 3.1 Score 6.5 of 10 (medium)
Details
Published Sep 11, 2023
Updated: Sep 13, 2023
CWE ID 416
Summary
CVE-2023-4573 is a use-after-free vulnerability affecting multiple versions of Firefox (<117, Firefox ESR < 102.15, Firefox ESR < 115.2) and Thunderbird (<102.15, <115.2). This issue arises when the rendering data received over the IPC `mStream` channel is inadvertently destroyed upon initialization. Consequently, attempting to use the destroyed data after the free operation can lead to a potentially exploitable crash.
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