CVE-2025-9340

Out-of-bounds Write vulnerability in Legion of the Bouncy Castle Inc. Bouncy Castle for Java bc-fips on All (API modules). This vulnerability is associated with program files org/bouncycastle/jcajce/provider/BaseCipher.

This issue affects Bouncy Castle for Java: from BC-FJA 2.1.0 through 2.1.0.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
UNKNOWN
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bcorgCNA
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CISA-ADPADP
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Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 2%
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902025%E2%80%909340