When processing a message that contains multiple S/MIME signatures, a bug in the MIME processing code caused a null pointer dereference, leading to an unexploitable crash. This vulnerability affects Thunderbird < 68.5.
[
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThan": "68.5",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]