CVE-2026-12185

A flaw was found in Bouncy Castle for Java. The BKS/UBER keystore component allocates memory based on untrusted length values before performing an integrity check. A remote attacker could exploit this vulnerability by providing a specially crafted keystore, leading to excessive memory allocation...

Memory Allocation with Excessive Size Value

Overview Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value in the BcKeyStoreSpi.engineLoad method, which sizes buffers for the certificate chain array, encoded certificates, encoded key material, entry data, and PBE salts directly from readInt length...

Memory Allocation with Excessive Size Value

Overview org.bouncycastle:bcprov-jdk15on is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value in the BcKeyStoreSpi.engineLoad method, which sizes buffers for the certificate chain array, encoded...