# SUSE-SU-2026:4357-1: kernel-livepatch-SLE15-SP7_Update_17 security update

SUSE-SU-2026:4357-1, released September 28, 2026, fixes 5 CVEs in kernel-livepatch-SLE15-SP7_Update_17 (version 4-150700.2.1). None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/linux/suse-su-2026-4357-1
- Platform: Linux
- Released: Sep 28, 2026
- Priority: Urgent (Closes CVE-2026-64564, rated Critical)
- CVEs: 5, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/SUSE-SU-2026:4357-1

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [kernel-livepatch-SLE15-SP7_Update_17](https://patchblox.com/security/data/product/linux/kernel-livepatch-sle15-sp7-update-17.md) | sles 15.7 | 4-150700.2.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-64564](https://patchblox.com/security/data/cve/CVE-2026-64564.md) | Urgent | sctp: don't free the ASCONF's own transport in DEL-IP processing | 9.8 | 0.0143 |  |
| [CVE-2026-53360](https://patchblox.com/security/data/cve/CVE-2026-53360.md) | High | kernel: In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Require in-GHCB scratch area if GHCB v2... | 8.8 | 0.0030 |  |
| [CVE-2026-64561](https://patchblox.com/security/data/cve/CVE-2026-64561.md) | High | KVM: x86: Check for invalid/obsolete root *after* making MMU pages available | 8.8 | 0.0027 |  |
| [CVE-2026-68138](https://patchblox.com/security/data/cve/CVE-2026-68138.md) | High | net/sched: serialize qdisc_rtab_list against concurrent get/put | 8.8 | 0.0022 |  |
| [CVE-2026-64423](https://patchblox.com/security/data/cve/CVE-2026-64423.md) | High | ipv4: igmp: remove multicast group from hash table on device destruction | 7.8 | 0.0013 |  |

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Data as of 2026-11-08T13:06:02Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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