description: A use-after-free error can occur when manipulating ranges in selections with one node inside a native anonymous tree and one node outside of it. This results in a potentially exploitable crash. This vulnerability affects Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.
problem types: Use-after-free working with ranges in selections
affected:
{
product: Firefox
vendor: Mozilla
versions:
lessThan: 52, status: affected, version: unspecified, versionType: custom
}
{
product: Firefox ESR
vendor: Mozilla
versions:
lessThan: 45.8, status: affected, version: unspecified, versionType: custom
}
{
product: Thunderbird
vendor: Mozilla
versions:
lessThan: 52, status: affected, version: unspecified, versionType: custom
lessThan: 45.8, status: affected, version: unspecified, versionType: custom
}
