In unusual circumstances, an individual thread may outlive the thread’s manager during shutdown. This could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox < 98.
[
{
"vendor": "Mozilla",
"product": "Firefox",
"versions": [
{
"version": "unspecified",
"lessThan": "98",
"status": "affected",
"versionType": "custom"
}
]
}
]