Amazon-ion Ion-java vulnerabilities

• amazon ion-java Incomplete fix for CVE-2026-75936 memory-amplification denial of service in Amazon ion-java CVE-2026-85786 8.7 HighSeptember 4, 2026
• amazon ion, amazon-ion ion-java +1 more Ion Java StackOverflow vulnerability CVE-2024-21634 Fix available 7.5 HighJanuary 3, 2024