bouncycastle allows for the use of electronic code book (ECB) mode with Elliptical Curve Integrated Encryption Scheme (ECIES). The use of ECB is generally unsafe because it is susceptible to replay attacks.
access.redhat.com/errata/RHSA-2018:2669
access.redhat.com/errata/RHSA-2018:2927
github.com/bcgit/bc-java/commit/9385b0ebd277724b167fe1d1456e3c112112be1f
security.netapp.com/advisory/ntap-20181127-0004/
vigilance.fr/vulnerability/Bouncy-Castle-multiple-vulnerabilities-21455
www.bouncycastle.org/releasenotes.html
www.oracle.com/security-alerts/cpuoct2020.html