# ELSA-2021-9115: Security update for 2 packages

ELSA-2021-9115, released March 17, 2021, fixes 3 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/elsa-2021-9115
- Platform: Linux
- Released: Mar 17, 2021
- Priority: High (Closes CVE-2021-27365, high severity)
- CVEs: 3, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://linux.oracle.com/errata/ELSA-2021-9115.html

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [kernel-uek-container](https://patchblox.com/security/data/product/linux/kernel-uek-container.md) | ol 8 | 0:5.4.17-2036.104.5.el8 |
| [kernel-uek-container-debug](https://patchblox.com/security/data/product/linux/kernel-uek-container-debug.md) | ol 8 | 0:5.4.17-2036.104.5.el8 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-27365](https://patchblox.com/security/data/cve/CVE-2021-27365.md) | High | kernel-debug-core: The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  * kernel: u... | 7.8 | 0.0210 |  |
| [CVE-2021-27364](https://patchblox.com/security/data/cve/CVE-2021-27364.md) | High | kernel-debug-core: The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  * kernel: u... | 7.1 | 0.0097 |  |
| [CVE-2021-27363](https://patchblox.com/security/data/cve/CVE-2021-27363.md) | Routine | kernel-debug-core: The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  * kernel: u... | 4.4 | 0.0071 |  |

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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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo