description: A heap buffer overflow vulnerability may occur in WebAssembly when "shrinkElements" is called followed by garbage collection on memory that is now uninitialized. This results in a potentially exploitable crash. This vulnerability affects Firefox < 58.
problem types: Buffer overflow in WebAssembly with garbage collection on uninitialized memory
affected:
{
product: Firefox
vendor: Mozilla
versions:
lessThan: 58, status: affected, version: unspecified, versionType: custom
}