CVE-2026-59651

NameCVE-2026-59651
DescriptionIn Bouncy Castle for Java before 1.85, BKS keystore accepts legacy version with 16-bit integrity MAC key. This issue also affects Bouncy Castle for Java LTS before 2.73.12.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
bouncycastle (PTS)bullseye1.68-2vulnerable
bookworm1.72-2vulnerable
forky, sid, trixie1.80-3vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
bouncycastlesource(unstable)(unfixed)

Notes

https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%9059651
Fixed by: https://github.com/bcgit/bc-java/commit/faf5daa6e9b8460f862afc0af1cc0da365f7d4d2 (r1rv85)

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