# SUSE-SU-2026:3778-1: kernel-livepatch-SLE15-SP7_Update_16 security update

SUSE-SU-2026:3778-1, released August 25, 2026, fixes 11 CVEs in kernel-livepatch-SLE15-SP7_Update_16 (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-2026-3778-1
- Platform: Linux
- Released: Aug 25, 2026
- Priority: Urgent (Closes CVE-2026-53224, rated Critical)
- CVEs: 11, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/SUSE-SU-2026:3778-1

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [kernel-livepatch-SLE15-SP7_Update_16](https://patchblox.com/security/data/product/linux/kernel-livepatch-sle15-sp7-update-16.md) | sles 15.7 | 4-150700.2.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-53224](https://patchblox.com/security/data/cve/CVE-2026-53224.md) | Urgent | kernel-default: sctp: validate embedded INIT chunk and address list lengths in cookie (bsc#1269997). | 9.1 | 0.0057 |  |
| [CVE-2026-46242](https://patchblox.com/security/data/cve/CVE-2026-46242.md) | High | kernel-default: eventpoll: Fix integer overflow in ep_loop_check_proc() (bsc#1267618). | 7.8 | 0.0458 |  |
| [CVE-2026-64530](https://patchblox.com/security/data/cve/CVE-2026-64530.md) | High | net/sched: cls_api: Handle TC_ACT_CONSUMED in tcf_qevent_handle | 9.8 | 0.0066 |  |
| [CVE-2026-52956](https://patchblox.com/security/data/cve/CVE-2026-52956.md) | High | kernel-default: libceph: Fix potential out-of-bounds access in __ceph_x_decrypt() (bsc#1269172). | 7.5 | 0.0061 |  |
| [CVE-2026-46037](https://patchblox.com/security/data/cve/CVE-2026-46037.md) | High | ipv4: icmp: validate reply type before using icmp_pointers | 8.2 | 0.0051 |  |
| [CVE-2026-64600](https://patchblox.com/security/data/cve/CVE-2026-64600.md) | High | xfs: resample the data fork mapping after cycling ILOCK | 7.8 | 0.0047 |  |
| [CVE-2026-53246](https://patchblox.com/security/data/cve/CVE-2026-53246.md) | High | sctp: validate cached peer INIT chunk length in COOKIE_ECHO processing | 9.8 | 0.0044 |  |
| [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-2026-52972](https://patchblox.com/security/data/cve/CVE-2026-52972.md) | High | crypto: af_alg - Cap AEAD AD length to 0x80000000 | 8.8 | 0.0014 |  |
| [CVE-2026-53133](https://patchblox.com/security/data/cve/CVE-2026-53133.md) | High | RDMA/umem: Fix truncation for block sizes >= 4G | 7.8 | 0.0013 |  |
| [CVE-2026-46319](https://patchblox.com/security/data/cve/CVE-2026-46319.md) | High | net/sched: act_ct: Only release RCU read lock after ct_ft | 8.8 | 0.0011 |  |

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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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