# RHSA-2023:4537: Security update for 7 packages

RHSA-2023:4537, released August 8, 2023, fixes 4 CVEs across 7 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2023-4537
- Platform: Linux
- Released: Aug 8, 2023
- Priority: High (Closes CVE-2023-30589, high severity)
- CVEs: 4, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2023:4537

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [nodejs](https://patchblox.com/security/data/product/linux/nodejs.md) | RHEL 8 | 1:16.20.1-1.module+el8.8.0+19440+ee8dbee5 |
| [nodejs-devel](https://patchblox.com/security/data/product/linux/nodejs-devel.md) | RHEL 8 | 1:16.20.1-1.module+el8.8.0+19440+ee8dbee5 |
| [nodejs-docs](https://patchblox.com/security/data/product/linux/nodejs-docs.md) | RHEL 8 | 1:16.20.1-1.module+el8.8.0+19440+ee8dbee5 |
| [nodejs-full-i18n](https://patchblox.com/security/data/product/linux/nodejs-full-i18n.md) | RHEL 8 | 1:16.20.1-1.module+el8.8.0+19440+ee8dbee5 |
| [nodejs-nodemon](https://patchblox.com/security/data/product/linux/nodejs-nodemon.md) | RHEL 8 | 0:2.0.20-3.module+el8.8.0+19038+6f60344f |
| [nodejs-packaging](https://patchblox.com/security/data/product/linux/nodejs-packaging.md) | RHEL 8 | 0:25-1.module+el8.5.0+10992+fac5fe06 |
| [npm](https://patchblox.com/security/data/product/linux/npm.md) | RHEL 8 | 1:8.19.4-1.16.20.1.1.module+el8.8.0+19440+ee8dbee5 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2023-30589](https://patchblox.com/security/data/cve/CVE-2023-30589.md) | High | Node.js 16 and 2 others: The llhttp parser in the http module in Node v20.2.0 does not strictly use the CRLF sequence to delimit… | 7.5 | 0.0391 |  |
| [CVE-2023-30590](https://patchblox.com/security/data/cve/CVE-2023-30590.md) | High | Node.js 16 and 2 others: The generateKeys() API function returned from crypto.createDiffieHellman() only generates missing (or… | 7.5 | 0.0146 |  |
| [CVE-2023-30588](https://patchblox.com/security/data/cve/CVE-2023-30588.md) | High | Node.js 16 and 2 others: When an invalid public key is used to create an x509 certificate using the crypto.X509Certificate() API… | 7.5 | 0.0116 |  |
| [CVE-2023-30581](https://patchblox.com/security/data/cve/CVE-2023-30581.md) | High | Node.js 16 and 2 others: Missing Authorization | 7.5 | 0.0105 |  |

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Data as of 2026-11-07T12:40:37Z 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