# RHSA-2025:9079: kernel security update

RHSA-2025:9079, released May 1, 2025, fixes 8 CVEs in kernel (version 6.12.0-55.17.1.el10_0). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2025-9079
- Platform: Linux
- Released: May 1, 2025
- Priority: High (Closes CVE-2025-37750, high severity)
- CVEs: 8, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2025:9079

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [kernel](https://patchblox.com/security/data/product/linux/kernel.md) | RHEL 10 | 6.12.0-55.17.1.el10_0 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-37750](https://patchblox.com/security/data/cve/CVE-2025-37750.md) | High | smb: client: fix UAF in decryption with multichannel | 7.8 | 0.0050 |  |
| [CVE-2025-21764](https://patchblox.com/security/data/cve/CVE-2025-21764.md) | High | kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  * kernel: U... | 7.8 | 0.0027 |  |
| [CVE-2025-21969](https://patchblox.com/security/data/cve/CVE-2025-21969.md) | High | Bluetooth: L2CAP: Fix slab-use-after-free Read in l2cap_send_cmd | 7.8 | 0.0026 |  |
| [CVE-2025-21887](https://patchblox.com/security/data/cve/CVE-2025-21887.md) | High | kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  * kernel: i... | 7.8 | 0.0022 |  |
| [CVE-2025-21979](https://patchblox.com/security/data/cve/CVE-2025-21979.md) | High | kernel-64kb: The SUSE Linux Enterprise 15 SP7 kernel was updated to receive various security bugfixes.   The following security bu... | 7.8 | 0.0021 |  |
| [CVE-2025-21962](https://patchblox.com/security/data/cve/CVE-2025-21962.md) | High | kernel-64kb: The SUSE Linux Enterprise 15 SP7 kernel was updated to receive various security bugfixes.   The following security bu... | 7.8 | 0.0021 |  |
| [CVE-2025-21963](https://patchblox.com/security/data/cve/CVE-2025-21963.md) | High | kernel-64kb: The SUSE Linux Enterprise 15 SP7 kernel was updated to receive various security bugfixes.   The following security bu... | 7.3 | 0.0021 |  |
| [CVE-2025-21893](https://patchblox.com/security/data/cve/CVE-2025-21893.md) | High | kernel-64kb: The SUSE Linux Enterprise 15 SP7 kernel was updated to receive various security bugfixes.   The following security bu... | 7.8 | 0.0020 |  |

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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