# RLSA-2026:70498: kernel security update

RLSA-2026:70498, released September 24, 2026, fixes 12 CVEs in kernel (version 0:6.12.0-211.58.1.el10_2). One of them is being exploited (CVE-2025-39964); 1 on CISA KEV. Patch Radar priority: Patch now.

- Web page: https://patchblox.com/security/fix/linux/rlsa-2026-70498
- Platform: Linux
- Released: Sep 24, 2026
- Priority: Patch now (Closes CVE-2025-39964, exploited (CISA KEV))
- CVEs: 12, exploited: 1, on CISA KEV: 1
- Vendor advisory: https://errata.rockylinux.org/RLSA-2026:70498

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [kernel](https://patchblox.com/security/data/product/linux/kernel.md) | rocky 10 | 0:6.12.0-211.58.1.el10_2 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-39964](https://patchblox.com/security/data/cve/CVE-2025-39964.md) | Patch now | crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg | 8.8 | 0.0161 | CISA KEV |
| [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-2026-68391](https://patchblox.com/security/data/cve/CVE-2026-68391.md) | Urgent | Bluetooth: mgmt: hold reference for hci_conn in mgmt_pending_cmds | 9.8 | 0.0013 |  |
| [CVE-2026-53062](https://patchblox.com/security/data/cve/CVE-2026-53062.md) | Urgent | dm cache policy smq: fix missing locks in invalidating cache blocks | 9.8 | 0.0010 |  |
| [CVE-2026-68159](https://patchblox.com/security/data/cve/CVE-2026-68159.md) | High | libceph: bound pg_{temp,upmap,upmap_items} length to CEPH_PG_MAX_SIZE | 9.8 | 0.0075 |  |
| [CVE-2026-68155](https://patchblox.com/security/data/cve/CVE-2026-68155.md) | High | libceph: Reject monmaps advertising zero monitors | 8.8 | 0.0070 |  |
| [CVE-2026-68188](https://patchblox.com/security/data/cve/CVE-2026-68188.md) | High | Bluetooth: RFCOMM: Fix session UAF in set_termios | 8.8 | 0.0022 |  |
| [CVE-2026-63823](https://patchblox.com/security/data/cve/CVE-2026-63823.md) | High | keys: Pin request_key_auth payload in instantiate paths | 8.8 | 0.0016 |  |
| [CVE-2026-68293](https://patchblox.com/security/data/cve/CVE-2026-68293.md) | High | net/mlx5: Fix MCIA register buffer overflow on 32 dword reads | 8.8 | 0.0014 |  |
| [CVE-2026-45894](https://patchblox.com/security/data/cve/CVE-2026-45894.md) | High | iommu/vt-d: Clear Present bit before tearing down PASID entry | 8.8 | 0.0013 |  |
| [CVE-2026-45959](https://patchblox.com/security/data/cve/CVE-2026-45959.md) | High | kernel: In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix a crash due to incorrect cleanu... | 8.8 | 0.0013 |  |
| [CVE-2026-74518](https://patchblox.com/security/data/cve/CVE-2026-74518.md) | High | mm/hugetlb: fix list corruption in allocate_file_region_entries() | 8.8 | 0.0013 |  |

---

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

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.