A fixed-size stack buffer could overflow in nrappkit when doing WebRTC signaling. This resulted in a potentially exploitable crash in some instances. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.
| Software | From | Fixed in |
|---|---|---|
| mozilla / firefox_esr | - | 68.2 |
| mozilla / thunderbird | - | 68.2 |
| mozilla / firefox | - | 70.0 |
| canonical / ubuntu_linux | 16.04 | 16.04.x |