CVE-2026-59646 in Bouncy Castle for Java

Riassunto

di MITRE • 03/08/2026

In Bouncy Castle for Java before 1.85, DTLS handshake reassembler allocates buffer from unchecked 24-bit length. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bctls-fips 1.0.24 (1.0.X series), 2.0.24 (2.0.X series) and 2.1.24 (2.1.X series).

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• Responsabile: Bcorg
• Prenotare: 06/07/2026
• Divulgazione: 03/08/2026
• Moderazione: accettato
• Voce: VDB-385431
• CPE: pronto
• CWE: CWE-120 (confermato)
• CVSS: 6.3 (VulDB)
• EPSS: 0.00000
• KEV: no
• Attività: molto basso
• Settore: Hostingprovider, Telecommunication, ...

Fonti

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-59646
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-59646
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-59646/