# RHSA-2026:52764: kernel security update

RHSA-2026:52764, released June 24, 2026, fixes 8 CVEs in kernel (version 6.12.0-55.95.1.el10_0). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-52764
- Platform: Linux
- Released: Jun 24, 2026
- Priority: High (Closes CVE-2025-71116, high severity)
- CVEs: 8, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:52764

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [kernel](https://patchblox.com/security/data/product/linux/kernel.md) | RHEL 10 | 6.12.0-55.95.1.el10_0 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-71116](https://patchblox.com/security/data/cve/CVE-2025-71116.md) | High | libceph: make decode_pool() more resilient against corrupted osdmaps | 8.1 | 0.0046 |  |
| [CVE-2026-22990](https://patchblox.com/security/data/cve/CVE-2026-22990.md) | High | kernel: In the Linux kernel, the following vulnerability has been resolved: libceph: replace overzealous BUG_ON in osdmap_app... | 8.8 | 0.0040 |  |
| [CVE-2026-31613](https://patchblox.com/security/data/cve/CVE-2026-31613.md) | High | smb: client: fix OOB reads parsing symlink error response | 8.8 | 0.0039 |  |
| [CVE-2026-43112](https://patchblox.com/security/data/cve/CVE-2026-43112.md) | High | kernel-64kb: fs/smb/client: fix out-of-bounds read in cifs_sanitize_prepath (bsc#1264437). | 8.8 | 0.0035 |  |
| [CVE-2026-52923](https://patchblox.com/security/data/cve/CVE-2026-52923.md) | High | ipc: limit next_id allocation to the valid ID range | 7.8 | 0.0022 |  |
| [CVE-2026-52976](https://patchblox.com/security/data/cve/CVE-2026-52976.md) | High | kernel: In the Linux kernel, the following vulnerability has been resolved: drm/xe: Fix error cleanup in xe_exec_queue_create... | 7.8 | 0.0018 |  |
| [CVE-2026-31787](https://patchblox.com/security/data/cve/CVE-2026-31787.md) | High | kernel: In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: fix double free via VMA splitting pr... | 7.8 | 0.0018 |  |
| [CVE-2026-46054](https://patchblox.com/security/data/cve/CVE-2026-46054.md) | High | selinux: fix overlayfs mmap() and mprotect() access checks | 8.8 | 0.0012 |  |

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Data as of 2026-11-11T01:43:54Z 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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