When `UpdateRegExpStatics` attempted... CVE-2023-4577

- AV AC AU C I A
发布: 2023-09-11
修订: 2023-09-13

When `UpdateRegExpStatics` attempted to access `initialStringHeap` it could already have been garbage collected prior to entering the function, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2.

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