A flaw was found in the serialization component of OpenJDK handled serialization filter. A process-wide filter could have been modified by setting jdk.serialFilter system property at runtime, possibly leading to a bypass of the intended filter during deserialization.
bugzilla.redhat.com/show_bug.cgi?id=1790944
nvd.nist.gov/vuln/detail/CVE-2020-2604
www.cve.org/CVERecord?id=CVE-2020-2604
www.oracle.com/technetwork/java/javase/11-0-6-oracle-relnotes-5813175.html
www.oracle.com/technetwork/java/javase/13-0-2-relnotes-5812268.html
www.oracle.com/technetwork/java/javase/8u241-relnotes-5813177.html
www.oracle.com/technetwork/java/javaseproducts/documentation/javase7supportreleasenotes-1601161.html#R170_251