A use-after-free vulnerability can occur in AssertWorkerThread due to a race condition with shared workers. This results in a potentially exploitable crash. This vulnerability affects Firefox < 67.
[ { "events": [ { "introduced": "0" }, { "fixed": "67.0" } ] } ]
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-9821.json"