Bug 2517491 - CVE-2026-59650 bouncycastle: Bouncy Castle for Java: Cryptographic key compromise due to unvalidated Diffie-Hellman peer value [fedora-all]
Summary: CVE-2026-59650 bouncycastle: Bouncy Castle for Java: Cryptographic key compro...
Keywords:
Status: NEW
Alias: None
Product: Fedora
Classification: Fedora
Component: bouncycastle
Version: rawhide
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
Assignee: Mat Booth
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["9b15c8cb-91ec-4964-9fd0-2...
Depends On:
Blocks: CVE-2026-59650
TreeView+ depends on / blocked
 
Reported: 2026-08-17 16:34 UTC by Lukas Javorsky
Modified: 2026-08-17 16:34 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:

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Description Lukas Javorsky 2026-08-17 16:34:37 UTC 
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

In Bouncy Castle for Java before 1.85, MTI/A0 DH agreement exponentiates unvalidated peer value. This issue also affects Bouncy Castle for Java LTS before 2.73.12.
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