If the Compact() method was called on an nsTArray, the array could have been reallocated without updating other pointers, leading to a potential use-after-free and exploitable crash. This vulnerability affects Firefox < 83, Firefox ESR < 78.5, and Thunderbird < 78.5.
CPE | Name | Operator | Version |
---|---|---|---|
firefox | lt | 83.0 | |
firefox_esr | lt | 78.5 | |
thunderbird | lt | 78.5 |