CVE-2023-4573 (published 2023-09-11T07:59:57.732Z)
When receiving rendering data over IPC `mStream` could have been destroyed when initialized, which could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.
Affected products: Vendor: Mozilla
Product: Firefox
Versions: unspecified