Arbitrary Write Vulnerability in Eclipse OpenJ9's String.getBytes() Method

CVE-2019-11772 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

In Eclipse OpenJ9 prior to 0.15, the String.getBytes(int, int, byte[], int) method does not verify that the provided byte array is non-null nor that the provided index is in bounds when compiled by the JIT. This allows arbitrary writes to any 32-bit address or beyond the end of a byte array within Java code run under a SecurityManager.

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