Mozilla: Use-after-free in worker destruction

When using nested workers, a use-after-free could occur during worker destruction. This resulted in a potentially exploitable crash. This vulnerability affects Thunderbird 68.3, Firefox ESR 68.3, and Firefox 71...

Mozilla: Use-after-free when retrieving a document in antitracking

Under certain conditions, when retrieving a document from a DocShell in the antitracking code, a race condition could cause a use-after-free condition and a potentially exploitable crash. This vulnerability affects Thunderbird 68.3, Firefox ESR 68.3, and Firefox 71...

Security Vulnerabilities fixed in - Thunderbird 68.3 — Mozilla

When using nested workers, a use-after-free could occur during worker destruction. This resulted in a potentially exploitable crash. When setting a thread name on Windows in WebRTC, an incorrect number of arguments could have been supplied, leading to stack corruption and a potentially exploitabl...