# RHSA-2026:94508: kernel security update

RHSA-2026:94508, released June 24, 2026, fixes 5 CVEs in kernel (version 6.12.0-55.117.1.el10_0). None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-94508
- Platform: Linux
- Released: Jun 24, 2026
- Priority: Urgent (Closes CVE-2026-64534, rated Critical)
- CVEs: 5, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:94508

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [kernel](https://patchblox.com/security/data/product/linux/kernel.md) | RHEL 10 | 6.12.0-55.117.1.el10_0 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-64534](https://patchblox.com/security/data/cve/CVE-2026-64534.md) | Urgent | linux: In the Linux kernel, the following vulnerability has been resolved:  nvmet-tcp: check INIT_FAILED before nvmet_req_un... | 9.8 | 0.0032 |  |
| [CVE-2026-89481](https://patchblox.com/security/data/cve/CVE-2026-89481.md) | High | nvme-tcp: fix host memory disclosure on R2T for a read command | 8.8 | 0.0043 |  |
| [CVE-2026-74556](https://patchblox.com/security/data/cve/CVE-2026-74556.md) | High | scsi: libiscsi_tcp: Bound SCSI Response data segment to the connection buffer | 9.8 | 0.0040 |  |
| [CVE-2025-71066](https://patchblox.com/security/data/cve/CVE-2025-71066.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved:  net/sched: ets: Always remove class from active... | 7.8 | 0.0017 |  |
| [CVE-2025-39797](https://patchblox.com/security/data/cve/CVE-2025-39797.md) | High | xfrm: Duplicate SPI Handling | 7.8 | 0.0016 |  |

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Data as of 2026-11-07T12:40:37Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo