# RHSA-2026:88687: kernel security update

RHSA-2026:88687, released August 4, 2026, fixes 8 CVEs in kernel (version 6.12.0-55.113.1.el10_0). None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-88687
- Platform: Linux
- Released: Aug 4, 2026
- Priority: Urgent (Closes CVE-2026-89846, rated Critical)
- CVEs: 8, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:88687

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [kernel](https://patchblox.com/security/data/product/linux/kernel.md) | RHEL 10 | 6.12.0-55.113.1.el10_0 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-89846](https://patchblox.com/security/data/cve/CVE-2026-89846.md) | Urgent | linux: In the Linux kernel, the following vulnerability has been resolved:  scsi: qla2xxx: Bound rsp_info_len to avoid OOB s... | 9.1 | 0.0071 |  |
| [CVE-2026-64319](https://patchblox.com/security/data/cve/CVE-2026-64319.md) | Urgent | linux: In the Linux kernel, the following vulnerability has been resolved:  nvmet-auth: validate reply message payload bound... | 9.1 | 0.0056 |  |
| [CVE-2025-68745](https://patchblox.com/security/data/cve/CVE-2025-68745.md) | Urgent | linux: In the Linux kernel, the following vulnerability has been resolved:  scsi: qla2xxx: Clear cmds after chip reset  Comm... | 9.8 | 0.0050 |  |
| [CVE-2026-64061](https://patchblox.com/security/data/cve/CVE-2026-64061.md) | Urgent | linux: In the Linux kernel, the following vulnerability has been resolved:  netfs: Fix early put of sink folio in netfs_read... | 9.8 | 0.0047 |  |
| [CVE-2026-63831](https://patchblox.com/security/data/cve/CVE-2026-63831.md) | High | mac802154: llsec: add skb_cow_data() before in-place crypto | 8.8 | 0.0031 |  |
| [CVE-2026-72243](https://patchblox.com/security/data/cve/CVE-2026-72243.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved:  selinux: check connect-related permissions on TC... | 8.8 | 0.0017 |  |
| [CVE-2026-68200](https://patchblox.com/security/data/cve/CVE-2026-68200.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved:  ALSA: timer: don't re-enter an instance callback... | 8.8 | 0.0013 |  |
| [CVE-2026-23199](https://patchblox.com/security/data/cve/CVE-2026-23199.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved:  procfs: avoid fetching build ID while holding VM... | 5.5 | 0.0010 |  |

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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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