CVE-2026-15055
5.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/U:Amber
Summary
In Bouncy Castle for Java before 1.85, PKCS#8 / PBES2 decryptors honour unbounded KDF cost from input. 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).
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Legion of the Bouncy Castle Inc. | BC-JAVA | 0 < 1.85 | affected |
| Legion of the Bouncy Castle Inc. | BC-LTS-JAVA | 2.73.0 < 2.73.12 | affected |
| Legion of the Bouncy Castle Inc. | BC-FJA | 1.0.0 < 1.0.12 | affected |
| Legion of the Bouncy Castle Inc. | BC-FJA | 2.0.0 < 2.0.12 | affected |
| Legion of the Bouncy Castle Inc. | BC-FJA | 2.1.0 < 2.1.12 | affected |
Weaknesses
- CWE-770: CWE-770 Allocation of Resources Without Limits or Throttling
References
- https://github.com/bcgit/bc-java/wiki/CVE-2026-15055
- https://github.com/bcgit/bc-java/commit/7ab4ee67a0135950001b29b41a96d8a9a5d3b68b
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