# RHSA-2026:36530: Security update for 5 packages

RHSA-2026:36530, released July 8, 2026, fixes 3 CVEs across 5 products. None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-36530
- Platform: Linux
- Released: Jul 8, 2026
- Priority: Urgent (Closes CVE-2026-31402, rated Critical)
- CVEs: 3, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:36530

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [kpatch-patch-4_18_0-553_109_1](https://patchblox.com/security/data/product/linux/kpatch-patch-4-18-0-553-109-1.md) | RHEL 8 | 0:1-6.el8_10 |
| [kpatch-patch-4_18_0-553_125_1](https://patchblox.com/security/data/product/linux/kpatch-patch-4-18-0-553-125-1.md) | RHEL 8 | 0:1-3.el8_10 |
| [kpatch-patch-4_18_0-553_53_1](https://patchblox.com/security/data/product/linux/kpatch-patch-4-18-0-553-53-1.md) | RHEL 8 | 0:1-13.el8_10 |
| [kpatch-patch-4_18_0-553_72_1](https://patchblox.com/security/data/product/linux/kpatch-patch-4-18-0-553-72-1.md) | RHEL 8 | 0:1-10.el8_10 |
| [kpatch-patch-4_18_0-553_85_1](https://patchblox.com/security/data/product/linux/kpatch-patch-4-18-0-553-85-1.md) | RHEL 8 | 0:1-8.el8_10 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-31402](https://patchblox.com/security/data/cve/CVE-2026-31402.md) | Urgent | kernel-default: The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues  The following security issues wer... | 9.8 | 0.0122 |  |
| [CVE-2026-23401](https://patchblox.com/security/data/cve/CVE-2026-23401.md) | High | KVM: x86/mmu: Drop/zap existing present SPTE even when creating an MMIO SPTE | 8.8 | 0.0019 |  |
| [CVE-2026-31419](https://patchblox.com/security/data/cve/CVE-2026-31419.md) | High | net: bonding: fix use-after-free in bond_xmit_broadcast() | 8.8 | 0.0013 |  |

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Data as of 2026-11-07T18:46:35Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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