# CVE-2025-8916: bouncycastle: Allocation of Resources Without Limits or Throttling vulnerability in Legion of the Bouncy Castle Inc

CVE-2025-8916 is fixed in 8 products on 1 platform, first by libbcjmail-java 1.77-1ubuntu0.1~esm1, released August 13, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-8916
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0050
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 13, 2025

## Description

Allocation of Resources Without Limits or Throttling vulnerability in Legion of the Bouncy Castle Inc. BC Java bcpkix on All (API modules), Legion of the Bouncy Castle Inc. BC Java bcprov on All (API modules), Legion of the Bouncy Castle Inc. BCPKIX FIPS bcpkix-fips on All (API modules) allows Excessive Allocation. This vulnerability is associated with program files https://github.Com/bcgit/bc-java/blob/main/pkix/src/main/java/org/bouncycastle/pkix/jcajce/PKIXCertPathReviewer.Java, https://github.Com/bcgit/bc-java/blob/main/prov/src/main/java/org/bouncycastle/x509/PKIXCertPathReviewer.Java.  This issue affects BC Java: from 1.44 through 1.78; BC Java: from 1.44 through 1.78; BCPKIX FIPS: from 1.0.0 through 1.0.7, from 2.0.0 through 2.0.7.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | bouncycastle Debian 13.5 (trixie) | 1.80-1 | [DEBIAN-CVE-2025-8916](https://patchblox.com/security/data/fix/linux/debian-cve-2025-8916.md) | Aug 13, 2025 |
| Linux | bouncycastle Debian 14 | 1.80-1 | [DEBIAN-CVE-2025-8916](https://patchblox.com/security/data/fix/linux/debian-cve-2025-8916.md) | Aug 13, 2025 |
| Linux | libbcjmail-java Ubuntu 24.04.5 LTS (noble) | 1.77-1ubuntu0.1~esm1 | [libbcjmail-java 1.77-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libbcjmail-java-1.77-1ubuntu0.1-esm1.md) | Aug 13, 2025 |
| Linux | libbcmail-java Ubuntu 24.04.5 LTS (noble) | 1.77-1ubuntu0.1~esm1 | [libbcmail-java 1.77-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libbcmail-java-1.77-1ubuntu0.1-esm1.md) | Aug 13, 2025 |
| Linux | libbcpg-java Ubuntu 24.04.5 LTS (noble) | 1.77-1ubuntu0.1~esm1 | [libbcpg-java 1.77-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libbcpg-java-1.77-1ubuntu0.1-esm1.md) | Aug 13, 2025 |
| Linux | libbcpkix-java Ubuntu 24.04.5 LTS (noble) | 1.77-1ubuntu0.1~esm1 | [libbcpkix-java 1.77-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libbcpkix-java-1.77-1ubuntu0.1-esm1.md) | Aug 13, 2025 |
| Linux | libbcprov-java Ubuntu 24.04.5 LTS (noble) | 1.77-1ubuntu0.1~esm1 | [libbcprov-java 1.77-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libbcprov-java-1.77-1ubuntu0.1-esm1.md) | Aug 13, 2025 |
| Linux | libbctls-java Ubuntu 24.04.5 LTS (noble) | 1.77-1ubuntu0.1~esm1 | [libbctls-java 1.77-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libbctls-java-1.77-1ubuntu0.1-esm1.md) | Aug 13, 2025 |
| Linux | libbcutil-java Ubuntu 24.04.5 LTS (noble) | 1.77-1ubuntu0.1~esm1 | [libbcutil-java 1.77-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libbcutil-java-1.77-1ubuntu0.1-esm1.md) | Aug 13, 2025 |

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Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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