| Package | Affected versions | Patched versions |
|---|---|---|
| firefox | < 78.0 | 78.0 |
| firefox esr | < 68.10.0 | 68.10.0 |
| thunderbird | < 68.10.0 | 68.10.0 |
When trying to connect to a STUN server, a race condition could have caused a use-after-free of a pointer, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.
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