# ELSA-2026-50275: Security update for 19 packages

ELSA-2026-50275, released May 18, 2026, fixes 2 CVEs across 19 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/elsa-2026-50275
- Platform: Linux
- Released: May 18, 2026
- Priority: High (Closes CVE-2026-23193, high severity)
- CVEs: 2, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://linux.oracle.com/errata/ELSA-2026-50275.html

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [bpftool](https://patchblox.com/security/data/product/linux/bpftool.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [bpftool](https://patchblox.com/security/data/product/linux/bpftool.md) | ol 9 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek](https://patchblox.com/security/data/product/linux/kernel-uek.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-container](https://patchblox.com/security/data/product/linux/kernel-uek-container.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-container](https://patchblox.com/security/data/product/linux/kernel-uek-container.md) | ol 9 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-container-debug](https://patchblox.com/security/data/product/linux/kernel-uek-container-debug.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-container-debug](https://patchblox.com/security/data/product/linux/kernel-uek-container-debug.md) | ol 9 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-core](https://patchblox.com/security/data/product/linux/kernel-uek-core.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-debug](https://patchblox.com/security/data/product/linux/kernel-uek-debug.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-debug-core](https://patchblox.com/security/data/product/linux/kernel-uek-debug-core.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-debug-devel](https://patchblox.com/security/data/product/linux/kernel-uek-debug-devel.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-debug-modules](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-debug-modules-extra](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-extra.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-devel](https://patchblox.com/security/data/product/linux/kernel-uek-devel.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-doc](https://patchblox.com/security/data/product/linux/kernel-uek-doc.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-modules](https://patchblox.com/security/data/product/linux/kernel-uek-modules.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek-modules-extra](https://patchblox.com/security/data/product/linux/kernel-uek-modules-extra.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek64k](https://patchblox.com/security/data/product/linux/kernel-uek64k.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek64k-core](https://patchblox.com/security/data/product/linux/kernel-uek64k-core.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek64k-devel](https://patchblox.com/security/data/product/linux/kernel-uek64k-devel.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek64k-modules](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |
| [kernel-uek64k-modules-extra](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-extra.md) | ol 8 | 0:5.15.0-318.199.3.6.el9uek |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-23193](https://patchblox.com/security/data/cve/CVE-2026-23193.md) | High | kernel-rt-devel: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high... | 7.8 | 0.0036 |  |
| [CVE-2026-23216](https://patchblox.com/security/data/cve/CVE-2026-23216.md) | High | scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count() | 8.8 | 0.0014 |  |

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Data as of 2026-11-08T13:06:02Z 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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