bouncycastle: In Bouncy Castle for Java before 1.85, CRMF/CMP password-MAC honours unbounded iteration count
CVE-2026-59647 is fixed in bouncycastle on 1 platform, first by DEBIAN-CVE-2026-59647, released August 3, 2026. It is not reported as exploited. Patch Radar priority: Routine.
In Bouncy Castle for Java before 1.85, CRMF/CMP password-MAC honours unbounded iteration count. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpkix-fips 1.0.12 (1.0.X series), 2.0.12 (2.0.X series) and 2.1.12 (2.1.X series).
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| bouncycastle · Debian 14 | 1.86-1 | DEBIAN-CVE-2026-59647 | Aug 3, 2026 |
| bouncycastle · opensuse-leap 16.0 | 1.85-160000.1.1 | OPENSUSE-SU-2026:21538-1 | Aug 6, 2026 |
| bouncycastle · sles 15.6 | 1.85-150200.3.38.1 | SUSE-SU-2026:3559-1 | Aug 10, 2026 |
| bouncycastle · sles 15.7 | 1.85-150200.3.38.1 | SUSE-SU-2026:3559-1 | Aug 10, 2026 |
| bouncycastle · sles 16.0 | 1.85-160000.1.1 | SUSE-SU-2026:23150-1 | Aug 6, 2026 |
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