# ELSA-2026-66180-0: Security update for 29 packages ELSA-2026-66180-0, released September 10, 2026, fixes 17 CVEs across 29 products. None of them is reported as exploited. Patch Radar priority: Urgent. - Web page: https://patchblox.com/security/fix/linux/elsa-2026-66180-0 - Platform: Linux - Released: Sep 10, 2026 - Priority: Urgent (Closes CVE-2026-46266, rated Critical) - CVEs: 17, exploited: 0, on CISA KEV: 0 - Vendor advisory: https://linux.oracle.com/errata/ELSA-2026-66180-0.html ## Applies to | Product | Release | Fixed in | |---|---|---| | [kernel](https://patchblox.com/security/data/product/linux/kernel.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-abi-stablelists](https://patchblox.com/security/data/product/linux/kernel-abi-stablelists.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-core](https://patchblox.com/security/data/product/linux/kernel-core.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-cross-headers](https://patchblox.com/security/data/product/linux/kernel-cross-headers.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-debug](https://patchblox.com/security/data/product/linux/kernel-debug.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-debug-core](https://patchblox.com/security/data/product/linux/kernel-debug-core.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-debug-devel](https://patchblox.com/security/data/product/linux/kernel-debug-devel.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-debug-devel-matched](https://patchblox.com/security/data/product/linux/kernel-debug-devel-matched.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-debug-modules](https://patchblox.com/security/data/product/linux/kernel-debug-modules.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-debug-modules-core](https://patchblox.com/security/data/product/linux/kernel-debug-modules-core.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-debug-modules-extra](https://patchblox.com/security/data/product/linux/kernel-debug-modules-extra.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-debug-uki-virt](https://patchblox.com/security/data/product/linux/kernel-debug-uki-virt.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-devel](https://patchblox.com/security/data/product/linux/kernel-devel.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-devel-matched](https://patchblox.com/security/data/product/linux/kernel-devel-matched.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-doc](https://patchblox.com/security/data/product/linux/kernel-doc.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-headers](https://patchblox.com/security/data/product/linux/kernel-headers.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-modules](https://patchblox.com/security/data/product/linux/kernel-modules.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-modules-core](https://patchblox.com/security/data/product/linux/kernel-modules-core.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-modules-extra](https://patchblox.com/security/data/product/linux/kernel-modules-extra.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-tools](https://patchblox.com/security/data/product/linux/kernel-tools.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-tools-libs](https://patchblox.com/security/data/product/linux/kernel-tools-libs.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-tools-libs-devel](https://patchblox.com/security/data/product/linux/kernel-tools-libs-devel.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-uki-virt](https://patchblox.com/security/data/product/linux/kernel-uki-virt.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [kernel-uki-virt-addons](https://patchblox.com/security/data/product/linux/kernel-uki-virt-addons.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [libperf](https://patchblox.com/security/data/product/linux/libperf.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [perf](https://patchblox.com/security/data/product/linux/perf.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [python3-perf](https://patchblox.com/security/data/product/linux/python3-perf.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [rtla](https://patchblox.com/security/data/product/linux/rtla.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | | [rv](https://patchblox.com/security/data/product/linux/rv.md) | ol 9 | 0:5.14.0-687.46.1.el9_8 | ## CVEs this fix closes | CVE | Priority | Title | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2026-46266](https://patchblox.com/security/data/cve/CVE-2026-46266.md) | Urgent | kernel-default: inet: RAW sockets using IPPROTO_RAW MUST drop incoming ICMP (bsc#1267684). | 9.1 | 0.0047 | | | [CVE-2026-53002](https://patchblox.com/security/data/cve/CVE-2026-53002.md) | Urgent | netfilter: conntrack: remove sprintf usage | 9.8 | 0.0037 | | | [CVE-2026-72129](https://patchblox.com/security/data/cve/CVE-2026-72129.md) | High | bpftool: ELSA-2026-500249: Unbreakable Enterprise kernel security update (IMPORTANT) | 9.8 | 0.0071 | | | [CVE-2026-43493](https://patchblox.com/security/data/cve/CVE-2026-43493.md) | High | crypto: pcrypt - Fix handling of MAY_BACKLOG requests | 9.8 | 0.0068 | | | [CVE-2026-74480](https://patchblox.com/security/data/cve/CVE-2026-74480.md) | High | net: bridge: stop fast-leave after deleting a port group | 9.8 | 0.0058 | | | [CVE-2026-46306](https://patchblox.com/security/data/cve/CVE-2026-46306.md) | High | flow_dissector: do not dissect PPPoE PFC frames | 8.1 | 0.0045 | | | [CVE-2026-64597](https://patchblox.com/security/data/cve/CVE-2026-64597.md) | High | smb: client: fix double-free in SMB2_close() replay | 9.8 | 0.0036 | | | [CVE-2026-53275](https://patchblox.com/security/data/cve/CVE-2026-53275.md) | High | ipv6: mcast: Fix use-after-free when processing MLD queries | 8.8 | 0.0026 | | | [CVE-2026-53366](https://patchblox.com/security/data/cve/CVE-2026-53366.md) | High | ipv4: account for fraggap on the paged allocation path | 8.5 | 0.0017 | | | [CVE-2026-64563](https://patchblox.com/security/data/cve/CVE-2026-64563.md) | High | rhashtable: clear stale iter->p on table restart | 8.1 | 0.0017 | | | [CVE-2026-43339](https://patchblox.com/security/data/cve/CVE-2026-43339.md) | High | kernel: In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible UaF in addrconf_permanent_... | 8.1 | 0.0016 | | | [CVE-2026-46330](https://patchblox.com/security/data/cve/CVE-2026-46330.md) | High | Revert "net/smc: Introduce TCP ULP support" | 8.1 | 0.0015 | | | [CVE-2026-46149](https://patchblox.com/security/data/cve/CVE-2026-46149.md) | High | scsi: target: configfs: Bound snprintf() return in tg_pt_gp_members_show() | 8.8 | 0.0014 | | | [CVE-2026-53223](https://patchblox.com/security/data/cve/CVE-2026-53223.md) | High | kernel: In the Linux kernel, the following vulnerability has been resolved: net: guard timestamp cmsgs to real error queue sk... | 8.1 | 0.0014 | | | [CVE-2026-46015](https://patchblox.com/security/data/cve/CVE-2026-46015.md) | High | tcp: call sk_data_ready() after listener migration | 8.1 | 0.0014 | | | [CVE-2026-43133](https://patchblox.com/security/data/cve/CVE-2026-43133.md) | High | kernel-64kb: Security update for the Linux Kernel | 8.1 | 0.0013 | | | [CVE-2026-64034](https://patchblox.com/security/data/cve/CVE-2026-64034.md) | High | kernel-default: Security update for the Linux Kernel | 9.3 | 0.0012 | | --- Data as of 2026-11-11T13:47:35Z UTC. 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