description: Instruction reordering resulted in a sequence of instructions that would cause an object to be incorrectly considered during garbage collection. This led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.
problem types: Incorrect instruction reordering during JIT optimization
affected:
{
product: Thunderbird
vendor: Mozilla
versions:
lessThan: 78.13, status: affected, version: unspecified, versionType: custom
lessThan: 91, status: affected, version: unspecified, versionType: custom
}
{
product: Firefox ESR
vendor: Mozilla
versions:
lessThan: 78.13, status: affected, version: unspecified, versionType: custom
}
{
product: Firefox
vendor: Mozilla
versions:
lessThan: 91, status: affected, version: unspecified, versionType: custom
}
