description: By carefully crafting promise resolutions, it was possible to cause an out-of-bounds read off the end of an array resized during script execution. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 68.6, Firefox < 74, Firefox < ESR68.6, and Firefox ESR < 68.6.
problem types: BodyStream::OnInputStreamReady was missing protections against state confusion
affected:
{
product: Thunderbird
vendor: Mozilla
versions:
lessThan: 68.6, status: affected, version: unspecified, versionType: custom
}
{
product: Firefox
vendor: Mozilla
versions:
lessThan: 74, status: affected, version: unspecified, versionType: custom
lessThan: ESR68.6, status: affected, version: unspecified, versionType: custom
}
{
product: Firefox ESR
vendor: Mozilla
versions:
lessThan: 68.6, status: affected, version: unspecified, versionType: custom
}
