# ELSA-2023-0079: Security update for 9 packages

ELSA-2023-0079, released January 12, 2023, fixes 1 CVE across 9 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/elsa-2023-0079
- Platform: Linux
- Released: Jan 12, 2023
- Priority: High (Closes CVE-2023-21538, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://linux.oracle.com/errata/ELSA-2023-0079.html

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [aspnetcore-runtime-6.0](https://patchblox.com/security/data/product/linux/aspnetcore-runtime-6.0.md) | ol 8 | 0:6.0.13-1.0.1.el8_7 |
| [aspnetcore-targeting-pack-6.0](https://patchblox.com/security/data/product/linux/aspnetcore-targeting-pack-6.0.md) | ol 8 | 0:6.0.13-1.0.1.el8_7 |
| [dotnet-apphost-pack-6.0](https://patchblox.com/security/data/product/linux/dotnet-apphost-pack-6.0.md) | ol 8 | 0:6.0.13-1.0.1.el8_7 |
| [dotnet-hostfxr-6.0](https://patchblox.com/security/data/product/linux/dotnet-hostfxr-6.0.md) | ol 8 | 0:6.0.13-1.0.1.el8_7 |
| [dotnet-runtime-6.0](https://patchblox.com/security/data/product/linux/dotnet-runtime-6.0.md) | ol 8 | 0:6.0.13-1.0.1.el8_7 |
| [dotnet-sdk-6.0](https://patchblox.com/security/data/product/linux/dotnet-sdk-6.0.md) | ol 8 | 0:6.0.113-1.0.1.el8_7 |
| [dotnet-sdk-6.0-source-built-artifacts](https://patchblox.com/security/data/product/linux/dotnet-sdk-6.0-source-built-artifacts.md) | ol 8 | 0:6.0.113-1.0.1.el8_7 |
| [dotnet-targeting-pack-6.0](https://patchblox.com/security/data/product/linux/dotnet-targeting-pack-6.0.md) | ol 8 | 0:6.0.13-1.0.1.el8_7 |
| [dotnet-templates-6.0](https://patchblox.com/security/data/product/linux/dotnet-templates-6.0.md) | ol 8 | 0:6.0.113-1.0.1.el8_7 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2023-21538](https://patchblox.com/security/data/cve/CVE-2023-21538.md) | High | .NET Denial of Service Vulnerability | 7.5 | 0.0284 |  |

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Data as of 2026-11-07T06:34:28Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo