A flaw was found in the way the Hotspot component of OpenJDK processed classes with _fields that needed to be written to in Rewriter::scan_method(). A specially-crafted Java class file could use this flaw to crash Java virtual machine.
Public now via Oracle CPU January 2022: https://www.oracle.com/security-alerts/cpujan2022.html#AppendixJAVA Fixed in Oracle Java SE 17.0.2, 11.0.14, 8u321, and 7u331.
This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2022:0161 https://access.redhat.com/errata/RHSA-2022:0161
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions Via RHSA-2022:0233 https://access.redhat.com/errata/RHSA-2022:0233
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.2 Extended Update Support Via RHSA-2022:0209 https://access.redhat.com/errata/RHSA-2022:0209
This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2022:0185 https://access.redhat.com/errata/RHSA-2022:0185
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.4 Extended Update Support Via RHSA-2022:0211 https://access.redhat.com/errata/RHSA-2022:0211
This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2022:0204 https://access.redhat.com/errata/RHSA-2022:0204
This issue has been addressed in the following products: Red Hat Build of OpenJDK 17.0.2 Via RHSA-2022:0166 https://access.redhat.com/errata/RHSA-2022:0166
This issue has been addressed in the following products: Red Hat Build of OpenJDK 17.0.2 Via RHSA-2022:0165 https://access.redhat.com/errata/RHSA-2022:0165
This issue has been addressed in the following products: Red Hat Build of OpenJDK 11.0.14 Via RHSA-2022:0228 https://access.redhat.com/errata/RHSA-2022:0228
This issue has been addressed in the following products: Red Hat Build of OpenJDK 11.0.14 Via RHSA-2022:0229 https://access.redhat.com/errata/RHSA-2022:0229
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2022-21291
OpenJDK-17 upstream commit: https://github.com/openjdk/jdk17u/commit/f8eb9abe034f7c6bea4da05a9ea42017b3f80730 OpenJDK-11 upstream commit: https://github.com/openjdk/jdk11u-dev/commit/41825fa33d605f8501164f9296572e4378e8183b