# ELSA-2026-50259: Security update for 35 packages

ELSA-2026-50259, released May 9, 2026, fixes 2 CVEs across 35 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/elsa-2026-50259
- Platform: Linux
- Released: May 9, 2026
- Priority: High (Closes CVE-2026-43284, high severity)
- CVEs: 2, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://linux.oracle.com/errata/ELSA-2026-50259.html

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [kernel-uek](https://patchblox.com/security/data/product/linux/kernel-uek.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek](https://patchblox.com/security/data/product/linux/kernel-uek.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-core](https://patchblox.com/security/data/product/linux/kernel-uek-core.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-core](https://patchblox.com/security/data/product/linux/kernel-uek-core.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug](https://patchblox.com/security/data/product/linux/kernel-uek-debug.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug](https://patchblox.com/security/data/product/linux/kernel-uek-debug.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-core](https://patchblox.com/security/data/product/linux/kernel-uek-debug-core.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-core](https://patchblox.com/security/data/product/linux/kernel-uek-debug-core.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-devel](https://patchblox.com/security/data/product/linux/kernel-uek-debug-devel.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-devel](https://patchblox.com/security/data/product/linux/kernel-uek-debug-devel.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-core](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-core.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-core](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-core.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-deprecated](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-deprecated.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-deprecated](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-deprecated.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-desktop](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-desktop.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-desktop](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-desktop.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-extra](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-extra.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-extra](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-extra.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-extra-netfilter](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-extra-netfilter.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-extra-netfilter](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-extra-netfilter.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-usb](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-usb.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-usb](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-usb.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-wireless](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-wireless.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-debug-modules-wireless](https://patchblox.com/security/data/product/linux/kernel-uek-debug-modules-wireless.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-devel](https://patchblox.com/security/data/product/linux/kernel-uek-devel.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-devel](https://patchblox.com/security/data/product/linux/kernel-uek-devel.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-doc](https://patchblox.com/security/data/product/linux/kernel-uek-doc.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-doc](https://patchblox.com/security/data/product/linux/kernel-uek-doc.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules](https://patchblox.com/security/data/product/linux/kernel-uek-modules.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules](https://patchblox.com/security/data/product/linux/kernel-uek-modules.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-core](https://patchblox.com/security/data/product/linux/kernel-uek-modules-core.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-core](https://patchblox.com/security/data/product/linux/kernel-uek-modules-core.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-deprecated](https://patchblox.com/security/data/product/linux/kernel-uek-modules-deprecated.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-deprecated](https://patchblox.com/security/data/product/linux/kernel-uek-modules-deprecated.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-desktop](https://patchblox.com/security/data/product/linux/kernel-uek-modules-desktop.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-desktop](https://patchblox.com/security/data/product/linux/kernel-uek-modules-desktop.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-extra](https://patchblox.com/security/data/product/linux/kernel-uek-modules-extra.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-extra](https://patchblox.com/security/data/product/linux/kernel-uek-modules-extra.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-extra-netfilter](https://patchblox.com/security/data/product/linux/kernel-uek-modules-extra-netfilter.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-extra-netfilter](https://patchblox.com/security/data/product/linux/kernel-uek-modules-extra-netfilter.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-usb](https://patchblox.com/security/data/product/linux/kernel-uek-modules-usb.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-usb](https://patchblox.com/security/data/product/linux/kernel-uek-modules-usb.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-wireless](https://patchblox.com/security/data/product/linux/kernel-uek-modules-wireless.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-modules-wireless](https://patchblox.com/security/data/product/linux/kernel-uek-modules-wireless.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-tools](https://patchblox.com/security/data/product/linux/kernel-uek-tools.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek-tools](https://patchblox.com/security/data/product/linux/kernel-uek-tools.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k](https://patchblox.com/security/data/product/linux/kernel-uek64k.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k](https://patchblox.com/security/data/product/linux/kernel-uek64k.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-core](https://patchblox.com/security/data/product/linux/kernel-uek64k-core.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-core](https://patchblox.com/security/data/product/linux/kernel-uek64k-core.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-devel](https://patchblox.com/security/data/product/linux/kernel-uek64k-devel.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-devel](https://patchblox.com/security/data/product/linux/kernel-uek64k-devel.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-core](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-core.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-core](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-core.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-deprecated](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-deprecated.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-deprecated](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-deprecated.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-desktop](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-desktop.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-desktop](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-desktop.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-extra](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-extra.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-extra](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-extra.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-extra-netfilter](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-extra-netfilter.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-extra-netfilter](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-extra-netfilter.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-usb](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-usb.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-usb](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-usb.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-wireless](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-wireless.md) | ol 10 | 0:6.12.0-201.74.2.3.el9uek |
| [kernel-uek64k-modules-wireless](https://patchblox.com/security/data/product/linux/kernel-uek64k-modules-wireless.md) | ol 9 | 0:6.12.0-201.74.2.3.el9uek |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-43284](https://patchblox.com/security/data/cve/CVE-2026-43284.md) | High | xfrm: esp: avoid in-place decrypt on shared skb frags | 8.8 | 0.9419 |  |
| [CVE-2026-43500](https://patchblox.com/security/data/cve/CVE-2026-43500.md) | High | rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present | 7.8 | 0.9412 |  |

---

Data as of 2026-11-08T00:53:09Z 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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