WebKit JSC - JSArray::shiftCountWithArrayStorage Out-of-Bounds ReadWrite

WebKit JSC - JSArray::shiftCountWithArrayStorage Out-of-Bounds ReadWrite / bool JSArray::shiftCountWithArrayStorageVM& vm, unsigned startIndex, unsigned count, ArrayStorage storage unsigned oldLength = storage-length; RELEASEASSERTcount hasHoles && this-structurevm-holesMustForwardToPrototypevm,...

WebKit JSC - 'JSArray::shiftCountWithArrayStorage' Out-of-Bounds Read/Write

/ bool JSArray::shiftCountWithArrayStorageVM& vm, unsigned startIndex, unsigned count, ArrayStorage storage unsigned oldLength = storage-length; RELEASEASSERTcount hasHoles && this-structurevm-holesMustForwardToPrototypevm, this || hasSparseMap || shouldUseSlowPutindexingType return false; if...

WebKit JSC JSArray::shiftCountWithArrayStorage Out-Of-Band Read / Write

WebKit: JSC: A bug in JSArray::shiftCountWithArrayStorage CVE-2018-4441 bool JSArray::shiftCountWithArrayStorageVM& vm, unsigned startIndex, unsigned count, ArrayStorage storage unsigned oldLength = storage-length; RELEASEASSERTcount hasHoles && this-structurevm-holesMustForwardToPrototypevm, thi...