# CVE-2024-30172: libbcjmail-java: An issue was discovered in Bouncy Castle Java Cryptography APIs before 1.78

CVE-2024-30172 is fixed in 8 products on 1 platform, first by DEBIAN-CVE-2024-30172, released May 14, 2024. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2024-30172
- Priority: High
- CVSS: 7.5 (Medium)
- EPSS: 0.0075
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 14, 2024

## Description

An issue was discovered in Bouncy Castle Java Cryptography APIs before 1.78. An Ed25519 verification code infinite loop can occur via a crafted signature and public key.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | bouncycastle Debian 13.5 (trixie) | 1.80-1 | [DEBIAN-CVE-2024-30172](https://patchblox.com/security/data/fix/linux/debian-cve-2024-30172.md) | May 14, 2024 |
| Linux | bouncycastle Debian 14 | 1.80-1 | [DEBIAN-CVE-2024-30172](https://patchblox.com/security/data/fix/linux/debian-cve-2024-30172.md) | May 14, 2024 |
| 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 2026-11-08T13:06:02Z 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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