This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2026-59646 →

DEBIAN-CVE-2026-59646

In Bouncy Castle for Java before 1.85, DTLS handshake reassembler allocates buffer from unchecked 24-bit length. This issue also affects Bouncy Castle...

Original description

The description as published by the source.

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).

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 bouncycastle

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:13 bouncycastle

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:14 bouncycastle

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.86-1"}]}]

References

advisory security-tracker.debian.org