CVE-2019-9818 (NVD)

2019-07-23

A race condition is present in the crash generation server used to generate data for the crash reporter. This issue can lead to a use-after-free in the main process, resulting in a potentially exploitable crash and a sandbox escape. *Note: this vulnerability only affects Windows. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.

Products Firefox, Firefox_esr, Thunderbird
Type Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') (CWE-362)
First patch - None (likely due to unavailable code)
Links https://www.mozilla.org/security/advisories/mfsa2019-15/
https://www.mozilla.org/security/advisories/mfsa2019-13/
https://www.mozilla.org/security/advisories/mfsa2019-14/
https://bugzilla.mozilla.org/show_bug.cgi?id=1542581