# CVE-2022-38493: rhonabwy: Rhonabwy 0.9.99 through 1.1.x before 1.1.7 doesn't check the RSA private key length before RSA-OAEP decryption

CVE-2022-38493 is fixed in rhonabwy on 1 platform, first by DEBIAN-CVE-2022-38493, released August 20, 2022. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2022-38493
- Priority: High
- CVSS: 7.5 (high)
- EPSS: 0.0035
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 20, 2022

## Description

Rhonabwy 0.9.99 through 1.1.x before 1.1.7 doesn't check the RSA private key length before RSA-OAEP decryption. This allows attackers to cause a Denial of Service via a crafted JWE (JSON Web Encryption) token.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | rhonabwy Debian 12.15 (bookworm) | 1.1.7-1 | [DEBIAN-CVE-2022-38493](https://patchblox.com/security/data/fix/linux/debian-cve-2022-38493.md) | Aug 20, 2022 |
| Linux | rhonabwy Debian 13.5 (trixie) | 1.1.7-1 | [DEBIAN-CVE-2022-38493](https://patchblox.com/security/data/fix/linux/debian-cve-2022-38493.md) | Aug 20, 2022 |

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Data as of 2026-11-09T07:25:28Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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