# CVE-2024-29371: libjose4j-java: In jose4j before 0.9.6, an attacker can cause a Denial-of-Service (DoS) condition by crafting a malicious JSON Web En...

CVE-2024-29371 is fixed in libjose4j-java on 1 platform, first by DEBIAN-CVE-2024-29371, released December 17, 2025. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2024-29371
- Priority: High
- CVSS: 7.5 (high)
- EPSS: 0.0026
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 17, 2025

## Description

In jose4j before 0.9.6, an attacker can cause a Denial-of-Service (DoS) condition by crafting a malicious JSON Web Encryption (JWE) token with an exceptionally high compression ratio. When this token is processed by the server, it results in significant memory allocation and processing time during decompression.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libjose4j-java Debian 13.5 (trixie) | 0.9.6-1 | [DEBIAN-CVE-2024-29371](https://patchblox.com/security/data/fix/linux/debian-cve-2024-29371.md) | Dec 17, 2025 |
| Linux | libjose4j-java Debian 14 | 0.9.6-1 | [DEBIAN-CVE-2024-29371](https://patchblox.com/security/data/fix/linux/debian-cve-2024-29371.md) | Dec 17, 2025 |

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Data as of 2026-11-08T19:12:23Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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