Vulnerability/
REDHAT-BUG-2510259

REDHAT-BUG-2510259: High severity Bouncy Castle Bouncy Castle for Java vulnerability

Q: How can I determine whether an installed dependency needs remediation?

The standard Bouncy Castle for Java release line is affected before 1.85. The Bouncy Castle for Java LTS release line is affected before 2.73.12.

Published Aug 3, 2026

Updated

In Bouncy Castle for Java before 1.85, IESEngine stream-mode MAC forgery via length-dependent KDF split. This issue also affects Bouncy Castle for Java LTS before 2.73.12.

Affected Software

2 affected components

Bouncy Castle Bouncy Castle for Java<1.85

Bouncy Castle Bouncy Castle for Java LTS<2.73.12

Event History

Aug 3, 2026

Data Sourced

via Red Hat·04:01 AM

DescriptionSeverityAffected Software

Frequently Asked Questions

How can I determine whether an installed dependency needs remediation?

The standard Bouncy Castle for Java release line is affected before 1.85. The Bouncy Castle for Java LTS release line is affected before 2.73.12.

Company

Resources

Contact

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