Skip to content
OpenAdvisories
High · 7.8 CVE-2026-23392 EUVD-2026-15393GHSA-f5vj-m443-mgw6

netfilter: nf_tables: release flowtable after rcu grace period on error

Published Mar 25, 2026 · Updated Nov 10, 2026 · Assigned by Linux

Vendor: Linux Product: Linux Package: kernel Package: linux Package: linux Package: linux-allwinner-5.19 Package: linux-aws Package: linux-aws-5.0 Package: linux-aws-5.11 Package: linux-aws-5.13 Package: linux-aws-5.15 Package: linux-aws-5.19 Package: linux-aws-5.3 Package: linux-aws-5.4 Package: linux-aws-5.8 Package: linux-aws-6.14 Package: linux-aws-6.17 Package: linux-aws-6.2 Package: linux-aws-6.5 Package: linux-aws-6.8 Package: linux-aws-fips Package: linux-azure Package: linux-azure-5.11 Package: linux-azure-5.13 Package: linux-azure-5.15 Package: linux-azure-5.19 Package: linux-azure-5.3 Package: linux-azure-5.4 Package: linux-azure-5.8 Package: linux-azure-6.11 Package: linux-azure-6.14 Package: linux-azure-6.17 Package: linux-azure-6.2 Package: linux-azure-6.5 Package: linux-azure-6.8 Package: linux-azure-edge Package: linux-azure-fde Package: linux-azure-fde-5.15 Package: linux-azure-fde-5.19 Package: linux-azure-fde-6.14 Package: linux-azure-fde-6.2 Package: linux-azure-fde-6.8 Package: linux-azure-fips Package: linux-azure-nvidia Package: linux-azure-nvidia-6.14 Package: linux-bluefield Package: linux-fips Package: linux-gcp Package: linux-gcp-5.11 Package: linux-gcp-5.13 Package: linux-gcp-5.15 Package: linux-gcp-5.19 Package: linux-gcp-5.3 Package: linux-gcp-5.4 Package: linux-gcp-5.8 Package: linux-gcp-6.11 Package: linux-gcp-6.14 Package: linux-gcp-6.17 Package: linux-gcp-6.2 Package: linux-gcp-6.5 Package: linux-gcp-6.8 Package: linux-gcp-fips Package: linux-gke Package: linux-gke-4.15 Package: linux-gke-5.15 Package: linux-gke-5.4 Package: linux-gkeop Package: linux-gkeop-5.15 Package: linux-gkeop-5.4 Package: linux-hwe Package: linux-hwe-5.11 Package: linux-hwe-5.13 Package: linux-hwe-5.15 Package: linux-hwe-5.19 Package: linux-hwe-5.4 Package: linux-hwe-5.8 Package: linux-hwe-6.11 Package: linux-hwe-6.14 Package: linux-hwe-6.17 Package: linux-hwe-6.2 Package: linux-hwe-6.5 Package: linux-hwe-6.8 Package: linux-hwe-edge Package: linux-ibm Package: linux-ibm-5.15 Package: linux-ibm-5.4 Package: linux-ibm-6.8 Package: linux-intel-5.13 Package: linux-intel-iot-realtime Package: linux-intel-iotg Package: linux-intel-iotg-5.15 Package: linux-iot Package: linux-kvm Package: linux-lowlatency Package: linux-lowlatency-hwe-5.15 Package: linux-lowlatency-hwe-5.19 Package: linux-lowlatency-hwe-6.11 Package: linux-lowlatency-hwe-6.2 Package: linux-lowlatency-hwe-6.5 Package: linux-lowlatency-hwe-6.8 Package: linux-nvidia Package: linux-nvidia-6.11 Package: linux-nvidia-6.17 Package: linux-nvidia-6.2 Package: linux-nvidia-6.5 Package: linux-nvidia-6.8 Package: linux-nvidia-lowlatency Package: linux-nvidia-tegra Package: linux-nvidia-tegra-5.15 Package: linux-nvidia-tegra-igx Package: linux-oem Package: linux-oem-5.10 Package: linux-oem-5.13 Package: linux-oem-5.14 Package: linux-oem-5.17 Package: linux-oem-5.6 Package: linux-oem-6.0 Package: linux-oem-6.1 Package: linux-oem-6.11 Package: linux-oem-6.14 Package: linux-oem-6.17 Package: linux-oem-6.5 Package: linux-oem-6.8 Package: linux-oracle Package: linux-oracle-5.0 Package: linux-oracle-5.11 Package: linux-oracle-5.13 Package: linux-oracle-5.15 Package: linux-oracle-5.3 Package: linux-oracle-5.4 Package: linux-oracle-5.8 Package: linux-oracle-6.14 Package: linux-oracle-6.17 Package: linux-oracle-6.5 Package: linux-oracle-6.8 Package: linux-raspi Package: linux-raspi-5.4 Package: linux-raspi-realtime Package: linux-raspi2 Package: linux-realtime Package: linux-realtime-6.14 Package: linux-realtime-6.17 Package: linux-realtime-6.8 Package: linux-riscv Package: linux-riscv-5.11 Package: linux-riscv-5.15 Package: linux-riscv-5.19 Package: linux-riscv-5.8 Package: linux-riscv-6.14 Package: linux-riscv-6.17 Package: linux-riscv-6.5 Package: linux-riscv-6.8 Package: linux-starfive-5.19 Package: linux-starfive-6.2 Package: linux-starfive-6.5 Package: linux-vmware Package: linux-xilinx Package: linux-xilinx-zynqmp Platform: Linux Ecosystem: Azure Linux Ecosystem: Debian Ecosystem: Ubuntu

Description

In the Linux kernel, the following vulnerability has been resolved:

netfilter: nf_tables: release flowtable after rcu grace period on error

Call synchronize_rcu() after unregistering the hooks from error path,
since a hook that already refers to this flowtable can be already
registered, exposing this flowtable to packet path and nfnetlink_hook
control plane.

This error path is rare, it should only happen by reaching the maximum
number hooks or by failing to set up to hardware offload, just call
synchronize_rcu().

There is a check for already used device hooks by different flowtable
that could result in EEXIST at this late stage. The hook parser can be
updated to perform this check earlier to this error path really becomes
rarely exercised.

Uncovered by KASAN reported as use-after-free from nfnetlink_hook path
when dumping hooks.

Affected products

VendorProductAffectedFixed
Linux Linux 4.16 5.10.273

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 linux 6.19.10-1 —
Debian 13 linux 6.12.85-1 —
Debian 12 linux 6.1.170-1 —
ReleasePackageFixed inAdvisory
Ubuntu Nvidia-BlueField 24.04 LTS linux-bluefield 6.8.0-1026.30 —
Ubuntu Nvidia-BlueField 22.04 LTS linux-bluefield 5.15.0-1096.98 —
Ubuntu 25.10 linux 6.17.0-40.40 USN-8490-1
Ubuntu 25.10 linux-aws 6.17.0-1019.19 USN-8490-1
Ubuntu 25.10 linux-azure +1 No fix yet —
Ubuntu 25.10 linux-gcp 6.17.0-1020.22 USN-8490-1
Ubuntu 25.10 linux-oracle 6.17.0-1018.18 USN-8490-1
Ubuntu 25.10 linux-raspi 6.17.0-1021.21 USN-8546-1
Ubuntu 25.10 linux-realtime 6.17.0-1017.19 USN-8490-2
Ubuntu 25.10 linux-riscv 6.17.0-40.40.1 —
Ubuntu 24.04 LTS linux 6.8.0-134.134 USN-8492-1
Ubuntu 24.04 LTS linux-aws 6.8.0-1060.63 USN-8492-1
Ubuntu 24.04 LTS linux-aws-6.17 6.17.0-1019.19~24.04.1 USN-8490-1
Ubuntu 24.04 LTS linux-azure 6.8.0-1063.71 USN-8606-1
Ubuntu 24.04 LTS linux-azure-6.17 6.17.0-1021.21~24.04.1 USN-8604-1
Ubuntu 24.04 LTS linux-azure-fde 6.8.0-1062.69 USN-8607-1
Ubuntu 24.04 LTS linux-azure-nvidia 6.8.0-1039.42 —
Ubuntu 24.04 LTS linux-gcp 6.8.0-1063.69 USN-8492-1
Ubuntu 24.04 LTS linux-gcp-6.17 6.17.0-1020.22~24.04.1 USN-8490-1
Ubuntu 24.04 LTS linux-gke 6.8.0-1058.64 USN-8492-2
Ubuntu 24.04 LTS linux-gkeop 6.8.0-1045.48 USN-8492-2
Ubuntu 24.04 LTS linux-hwe-6.17 6.17.0-40.40~24.04.1 USN-8545-1
Ubuntu 24.04 LTS linux-ibm 6.8.0-1060.61 USN-8492-1
Ubuntu 24.04 LTS linux-lowlatency 6.8.0-134.134.1 USN-8497-1
Ubuntu 24.04 LTS linux-nvidia 6.8.0-1058.61 USN-8492-1
Ubuntu 24.04 LTS linux-nvidia-6.17 6.17.0-1026.26 USN-8508-1
Ubuntu 24.04 LTS linux-nvidia-lowlatency 6.8.0-1058.61.1 USN-8492-2
Ubuntu 24.04 LTS linux-nvidia-tegra 6.8.0-1029.30 USN-8498-1
Ubuntu 24.04 LTS linux-oem-6.17 6.17.0-1028.28 USN-8491-1
Ubuntu 24.04 LTS linux-oracle 6.8.0-1057.58 USN-8492-1
Ubuntu 24.04 LTS linux-oracle-6.17 +1 6.17.0-1018.18~24.04.1 USN-8605-1, USN-8490-1
Ubuntu 24.04 LTS linux-raspi 6.8.0-1060.64 USN-8492-4
Ubuntu 24.04 LTS linux-riscv +18 No fix yet —
Ubuntu 24.04 LTS linux-riscv-6.17 6.17.0-38.38.1~24.04.1 —
Ubuntu 24.04 LTS linux-xilinx 6.8.0-1032.33 USN-8499-1
Ubuntu 22.04 LTS linux 5.15.0-186.196 USN-8575-1
Ubuntu 22.04 LTS linux-aws 5.15.0-1112.119 USN-8575-2
Ubuntu 22.04 LTS linux-aws-6.8 6.8.0-1060.63~22.04.1 USN-8492-2
Ubuntu 22.04 LTS linux-azure +1 5.15.0-1117.126 USN-8610-1, USN-8575-3
Ubuntu 22.04 LTS linux-azure-6.8 6.8.0-1063.71~22.04.1 USN-8606-1
Ubuntu 22.04 LTS linux-azure-fde-6.8 6.8.0-1062.69~22.04.1 USN-8609-1
Ubuntu 22.04 LTS linux-gcp 5.15.0-1112.122 USN-8575-1
Ubuntu 22.04 LTS linux-gcp-6.8 6.8.0-1063.69~22.04.1 USN-8492-2
Ubuntu 22.04 LTS linux-gke 5.15.0-1108.114 USN-8575-1
Ubuntu 22.04 LTS linux-gkeop 5.15.0-1095.103 USN-8575-1
Ubuntu 22.04 LTS linux-hwe-6.8 6.8.0-136.136~22.04.1 USN-8619-1
Ubuntu 22.04 LTS linux-ibm 5.15.0-1106.110 USN-8575-2
Ubuntu 22.04 LTS linux-ibm-6.8 6.8.0-1060.61~22.04.1 USN-8492-2
Ubuntu 22.04 LTS linux-intel-iotg 5.15.0-1107.113 USN-8620-4
Ubuntu 22.04 LTS linux-kvm 5.15.0-1104.109 USN-8575-1
Ubuntu 22.04 LTS linux-lowlatency 5.15.0-184.194 USN-8575-1
Ubuntu 22.04 LTS linux-lowlatency-hwe-6.8 6.8.0-134.134.1~22.04.1 USN-8497-1
Ubuntu 22.04 LTS linux-nvidia 5.15.0-1107.108 USN-8575-2
Ubuntu 22.04 LTS linux-nvidia-6.8 6.8.0-1058.61~22.04.1 USN-8492-1
Ubuntu 22.04 LTS linux-nvidia-tegra 5.15.0-1064.66 USN-8576-2
Ubuntu 22.04 LTS linux-nvidia-tegra-igx 5.15.0-1053.53 USN-8576-2
Ubuntu 22.04 LTS linux-oracle 5.15.0-1109.115 USN-8575-3
Ubuntu 22.04 LTS linux-oracle-6.8 6.8.0-1057.58~22.04.1 USN-8492-2
Ubuntu 22.04 LTS linux-raspi 5.15.0-1106.109 USN-8668-2
Ubuntu 22.04 LTS linux-riscv +32 No fix yet —
Ubuntu 22.04 LTS linux-riscv-6.8 6.8.0-134.134~22.04.1 —
Ubuntu 22.04 LTS linux-xilinx-zynqmp 5.15.0-1075.79 USN-8575-1
Show 16 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 20.04 LTS linux-gke +28 No fix yet —
Ubuntu 18.04 LTS linux-gcp +14 No fix yet —
Ubuntu 16.04 LTS linux-hwe-edge No fix yet —
Ubuntu Pro Realtime 24.04 LTS linux-raspi-realtime 6.8.0-2049.50 USN-8492-3
Ubuntu Pro Realtime 24.04 LTS linux-realtime 6.8.1-1055.56 USN-8492-1
Ubuntu Pro Realtime 24.04 LTS linux-realtime-6.14 No fix yet —
Ubuntu Pro Realtime 24.04 LTS linux-realtime-6.17 6.17.0-1017.19~24.04.1 USN-8490-2
Ubuntu Pro Realtime 22.04 LTS linux-intel-iot-realtime 5.15.0-1104.106 USN-8620-3
Ubuntu Pro Realtime 22.04 LTS linux-realtime 5.15.0-1111.120 USN-8575-1
Ubuntu Pro Realtime 22.04 LTS linux-realtime-6.8 6.8.1-1055.56~22.04.1 USN-8492-1
Ubuntu Pro FIPS 20.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS-updates 24.04 LTS linux-aws-fips 6.8.0-1060.63+fips1 USN-8492-1
Ubuntu Pro FIPS-updates 24.04 LTS linux-azure-fips 6.8.0-1062.69+fips1 USN-8492-5
Ubuntu Pro FIPS-updates 24.04 LTS linux-fips 6.8.0-134.134+fips1 USN-8492-5
Ubuntu Pro FIPS-updates 24.04 LTS linux-gcp-fips 6.8.0-1063.69+fips1 USN-8492-1
Ubuntu Pro FIPS-updates 22.04 LTS linux-aws-fips 5.15.0-1112.119+fips1 USN-8575-2
Ubuntu Pro FIPS-updates 22.04 LTS linux-azure-fips 5.15.0-1117.126+fips1 USN-8620-2
Ubuntu Pro FIPS-updates 22.04 LTS linux-fips 5.15.0-186.196+fips1 USN-8575-2
Ubuntu Pro FIPS-updates 22.04 LTS linux-gcp-fips 5.15.0-1112.122+fips1 USN-8575-1
Ubuntu Pro FIPS-updates 20.04 LTS linux-aws-fips 5.4.0-1163.174+fips1 USN-8715-2
Ubuntu Pro FIPS-updates 20.04 LTS linux-azure-fips 5.4.0-1167.173+fips1 USN-8666-2
Ubuntu Pro FIPS-updates 20.04 LTS linux-fips 5.4.0-1136.146 USN-8666-1
Ubuntu Pro FIPS-updates 20.04 LTS linux-gcp-fips 5.4.0-1165.174+fips1 USN-8666-3
Ubuntu Pro FIPS-preview 22.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro 26.04 LTS linux 7.0.0-30.30 LSN-0122-1
Ubuntu Pro 26.04 LTS linux-aws 7.0.0-1011.11 LSN-0122-1
Ubuntu Pro 26.04 LTS linux-azure 7.0.0-1012.12 LSN-0122-1
Ubuntu Pro 26.04 LTS linux-gcp 7.0.0-1010.10 LSN-0122-1
Ubuntu Pro 24.04 LTS linux 6.8.0-142.142 LSN-0122-1
Ubuntu Pro 24.04 LTS linux-aws 6.8.0-1065.68 LSN-0122-1
Ubuntu Pro 24.04 LTS linux-azure 6.8.0-1068.76 LSN-0122-1
Ubuntu Pro 24.04 LTS linux-gcp 6.8.0-1069.77 LSN-0122-1
Ubuntu Pro 24.04 LTS linux-gke 6.8.0-1064.72 LSN-0122-1
Ubuntu Pro 24.04 LTS linux-ibm 6.8.0-1065.66 LSN-0122-1
Ubuntu Pro 24.04 LTS linux-oracle 6.8.0-1062.65 LSN-0122-1
Ubuntu Pro 22.04 LTS linux 5.15.0-202.212 LSN-0122-1
Ubuntu Pro 22.04 LTS linux-aws 5.15.0-1119.126 LSN-0122-1
Ubuntu Pro 22.04 LTS linux-aws-6.8 6.8.0-1065.68~22.04.1 LSN-0122-1
Ubuntu Pro 22.04 LTS linux-azure 5.15.0-1125.134 LSN-0122-1
Ubuntu Pro 22.04 LTS linux-gcp 5.15.0-1120.130 LSN-0122-1
Ubuntu Pro 22.04 LTS linux-gcp-6.8 6.8.0-1069.77~22.04.1 LSN-0122-1
Ubuntu Pro 22.04 LTS linux-gke 5.15.0-1115.121 LSN-0122-1
Ubuntu Pro 22.04 LTS linux-hwe-6.8 6.8.0-149.149~22.04.1 LSN-0122-1
Ubuntu Pro 22.04 LTS linux-ibm 5.15.0-1113.117 LSN-0122-1
Ubuntu Pro 22.04 LTS linux-ibm-6.8 6.8.0-1066.67~22.04.1 LSN-0122-1
Ubuntu Pro 22.04 LTS linux-lowlatency 5.15.0-197.207 LSN-0122-1
Ubuntu Pro 20.04 LTS linux 5.4.0-234.254 USN-8666-1, LSN-0122-1
Ubuntu Pro 20.04 LTS linux-aws 5.4.0-1162.173 USN-8666-1
Ubuntu Pro 20.04 LTS linux-aws-5.15 5.15.0-1112.119~20.04.1 USN-8575-2
Ubuntu Pro 20.04 LTS linux-azure 5.4.0-1167.173 USN-8666-1
Ubuntu Pro 20.04 LTS linux-azure-5.15 5.15.0-1117.126~20.04.1 USN-8620-1
Ubuntu Pro 20.04 LTS linux-azure-fde-5.15 5.15.0-1117.126~20.04.2 USN-8620-1
Ubuntu Pro 20.04 LTS linux-bluefield 5.4.0-1121.128 USN-8666-1
Ubuntu Pro 20.04 LTS linux-gcp 5.4.0-1165.174 USN-8666-1
Ubuntu Pro 20.04 LTS linux-gcp-5.15 5.15.0-1112.122~20.04.1 USN-8668-1
Ubuntu Pro 20.04 LTS linux-hwe-5.15 5.15.0-186.196~20.04.1 USN-8575-1
Ubuntu Pro 20.04 LTS linux-ibm 5.4.0-1108.113 USN-8666-1
Ubuntu Pro 20.04 LTS linux-ibm-5.15 +1 5.15.0-1106.110~20.04.1 USN-8597-1
Ubuntu Pro 20.04 LTS linux-intel-iotg-5.15 5.15.0-1107.113~20.04.1 USN-8620-3
Ubuntu Pro 20.04 LTS linux-iot 5.4.0-1066.69 USN-8666-1
Ubuntu Pro 20.04 LTS linux-kvm 5.4.0-1149.158 USN-8667-1
Ubuntu Pro 20.04 LTS linux-lowlatency-hwe-5.15 5.15.0-184.194~20.04.1 USN-8575-1
Ubuntu Pro 20.04 LTS linux-nvidia-tegra-5.15 5.15.0-1064.66~20.04.1 USN-8576-1
Ubuntu Pro 20.04 LTS linux-oracle 5.4.0-1160.170 USN-8666-1
Ubuntu Pro 20.04 LTS linux-oracle-5.15 5.15.0-1109.115~20.04.1 USN-8620-1
Ubuntu Pro 20.04 LTS linux-raspi 5.4.0-1145.158 USN-8666-1
Ubuntu Pro 20.04 LTS linux-xilinx-zynqmp 5.4.0-1080.84 USN-8666-1
Ubuntu Pro 18.04 LTS linux 4.15.0-260.272 LSN-0122-1
Ubuntu Pro 18.04 LTS linux-aws 4.15.0-1197.210 LSN-0122-1
Ubuntu Pro 18.04 LTS linux-aws-5.4 5.4.0-1162.173~18.04.1 USN-8666-1
Ubuntu Pro 18.04 LTS linux-azure-4.15 4.15.0-1207.222 LSN-0122-1
Ubuntu Pro 18.04 LTS linux-azure-5.4 5.4.0-1167.173~18.04.1 USN-8666-2
Ubuntu Pro 18.04 LTS linux-gcp-4.15 4.15.0-1190.207 LSN-0122-1
Ubuntu Pro 18.04 LTS linux-gcp-5.4 5.4.0-1165.174~18.04.1 USN-8666-1
Ubuntu Pro 18.04 LTS linux-hwe-5.4 5.4.0-234.254~18.04.1 USN-8666-1, LSN-0122-1
Ubuntu Pro 18.04 LTS linux-ibm-5.4 5.4.0-1108.113~18.04.1 USN-8666-1
Ubuntu Pro 18.04 LTS linux-oracle 4.15.0-1160.171 LSN-0122-1
Ubuntu Pro 18.04 LTS linux-oracle-5.4 5.4.0-1161.171~18.04.1 USN-8715-1
Ubuntu Pro 18.04 LTS linux-raspi-5.4 5.4.0-1145.158~18.04.1 USN-8666-1
Ubuntu Pro 16.04 LTS linux 4.4.0-291.325 LSN-0122-1
Ubuntu Pro 16.04 LTS linux-aws 4.4.0-1200.215 LSN-0122-1
Ubuntu Pro 16.04 LTS linux-aws-hwe 4.15.0-1197.210~16.04.1 LSN-0122-1
Ubuntu Pro 16.04 LTS linux-azure 4.15.0-1208.223~16.04.1 LSN-0122-1
Ubuntu Pro 16.04 LTS linux-gcp 4.15.0-1190.207~16.04.1 LSN-0122-1
Ubuntu Pro 16.04 LTS linux-hwe 4.15.0-260.272~16.04.2 LSN-0122-1
ReleasePackageFixed inAdvisory
RHEL 10 rv +76 6.12.0-211.18.1.el10_2 RHSA-2026:21557
RHEL 9 rv +75 5.14.0-687.12.1.el9_8 RHSA-2026:21556
RHEL 8 kernel-rt +12 4.18.0-553.132.1.rt7.473.el8_10 RHSA-2026:25120
RHEL 8 perf +26 4.18.0-553.132.1.el8_10 RHSA-2026:25121
Show 10 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
RHEL 10.0 EUS rv +77 6.12.0-55.77.1.el10_0 RHSA-2026:24343
RHEL 9.6 EUS rv +77 5.14.0-570.119.1.el9_6 RHSA-2026:23224
RHEL 9.4 E4S bpftool 7.3.0-427.129.1.el9_4 RHSA-2026:23237
RHEL 9.4 E4S rv +62 5.14.0-427.129.1.el9_4 RHSA-2026:23237
RHEL 9.2 E4S bpftool 7.0.0-284.176.1.el9_2 RHSA-2026:26515
RHEL 9.2 E4S kernel-rt +14 5.14.0-284.176.1.rt14.461.el9_2 RHSA-2026:26462
RHEL 9.2 E4S perf +47 5.14.0-284.176.1.el9_2 RHSA-2026:26515
RHEL 8.8 TUS perf +17 4.18.0-477.147.1.el8_8 RHSA-2026:26563
RHEL 8.8 E4S perf +18 4.18.0-477.147.1.el8_8 RHSA-2026:26563
RHEL 8.6 EUS Long Life perf +17 4.18.0-372.196.1.el8_6 RHSA-2026:26570
RHEL 8.6 AUS perf +17 4.18.0-372.196.1.el8_6 RHSA-2026:26570
RHEL 8.4 EUS Long Life perf +17 4.18.0-305.194.1.el8_4 RHSA-2026:26535
RHEL 8.4 AUS perf +17 4.18.0-305.194.1.el8_4 RHSA-2026:26535

AlmaLinux

Errata ↗
ReleasePackageFixed inAdvisory
AlmaLinux 10 rv +74 6.12.0-211.18.1.el10_2 ALSA-2026:21557
AlmaLinux 9 rv +73 5.14.0-687.12.1.el9_8 ALSA-2026:21556
AlmaLinux 8 kernel-rt +9 4.18.0-553.132.1.rt7.473.el8_10 ALSA-2026:25120
AlmaLinux 8 perf +24 4.18.0-553.132.1.el8_10 ALSA-2026:25121

Rocky Linux

Errata ↗
ReleasePackageFixed inAdvisory
Rocky Linux 10 kernel 6.12.0-211.18.1.el10_2 RLSA-2026:21557
Rocky Linux 9 kernel 5.14.0-687.12.1.el9_8 RLSA-2026:21556
Rocky Linux 8 kernel 4.18.0-553.132.1.el8_10 RXSA-2026:25121, RLSA-2026:25121
Rocky Linux 8 kernel-rt 4.18.0-553.132.1.rt7.473.el8_10 RLSA-2026:25120
ReleasePackageFixed inAdvisory
SLES 15 SP7 kernel-64kb +7 6.4.0-150700.53.55.1 SUSE-SU-2026:2722-1, SUSE-SU-2026:2238-1
SLES 15 SP7 kernel-default-base 6.4.0-150700.53.55.1.150700.17.33.1 SUSE-SU-2026:2722-1, SUSE-SU-2026:2238-1
SLES 15 SP6 kernel-64kb +6 6.4.0-150600.23.118.1 SUSE-SU-2026:2632-1
SLES 15 SP6 kernel-default-base 6.4.0-150600.23.118.1.150600.12.56.1 SUSE-SU-2026:2632-1
SLES 15 SP5 kernel-64kb +4 5.14.21-150500.55.172.2 SUSE-SU-2026:2658-1
SLES 15 SP5 kernel-default-base 5.14.21-150500.55.172.2.150500.6.81.2 SUSE-SU-2026:2658-1
SLES 15 SP5 kernel-docs +1 5.14.21-150500.55.172.1 SUSE-SU-2026:2658-1
SLES 15 SP4 kernel-64kb +4 5.14.21-150400.24.225.2 SUSE-SU-2026:2638-1
SLES 15 SP4 kernel-default-base 5.14.21-150400.24.225.2.150400.24.114.2 SUSE-SU-2026:2638-1
SLES 15 SP4 kernel-docs +1 5.14.21-150400.24.225.1 SUSE-SU-2026:2638-1
Show 13 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES for SAP 15 SP6 kernel-default-base 6.4.0-150600.23.118.1.150600.12.56.1 SUSE-SU-2026:2632-1
SLES for SAP 15 SP6 kernel-docs +4 6.4.0-150600.23.118.1 SUSE-SU-2026:2632-1
SLES for SAP 15 SP5 kernel-default-base 5.14.21-150500.55.172.2.150500.6.81.2 SUSE-SU-2026:2658-1
SLES for SAP 15 SP5 kernel-docs +1 5.14.21-150500.55.172.1 SUSE-SU-2026:2658-1
SLES for SAP 15 SP5 kernel-source +2 5.14.21-150500.55.172.2 SUSE-SU-2026:2658-1
SLES for SAP 15 SP4 kernel-default-base 5.14.21-150400.24.225.2.150400.24.114.2 SUSE-SU-2026:2638-1
SLES for SAP 15 SP4 kernel-docs +1 5.14.21-150400.24.225.1 SUSE-SU-2026:2638-1
SLES for SAP 15 SP4 kernel-source +2 5.14.21-150400.24.225.2 SUSE-SU-2026:2638-1
SLE Micro 6.2 kernel-syms +1 6.12.0-160000.33.1 SUSE-SU-2026:21834-1
SLE Micro 5.5 kernel-default-base 5.14.21-150500.55.172.2.150500.6.81.2 SUSE-SU-2026:2658-1
SLE Micro 5.5 kernel-rt +1 5.14.21-150500.13.146.1 SUSE-SU-2026:2630-1
SLE Micro 5.5 kernel-source +1 5.14.21-150500.55.172.2 SUSE-SU-2026:2658-1
SLE Micro 5.4 kernel-default-base 5.14.21-150400.24.225.2.150400.24.114.2 SUSE-SU-2026:2638-1
SLE Micro 5.4 kernel-rt +1 5.14.21-150400.15.173.1 SUSE-SU-2026:2631-1
SLE Micro 5.4 kernel-source +1 5.14.21-150400.24.225.2 SUSE-SU-2026:2638-1
SLE Micro 5.3 kernel-default-base 5.14.21-150400.24.225.2.150400.24.114.2 SUSE-SU-2026:2638-1
SLE Micro 5.3 kernel-rt +1 5.14.21-150400.15.173.1 SUSE-SU-2026:2631-1
SLE Micro 5.3 kernel-source +1 5.14.21-150400.24.225.2 SUSE-SU-2026:2638-1
SLE Live Patching 15 SP7 kernel-default 6.4.0-150700.53.55.1 SUSE-SU-2026:2722-1, SUSE-SU-2026:2238-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7_Update_15 +1 1-150700.15.3.1 SUSE-SU-2026:2722-1, SUSE-SU-2026:2238-1
SLE Live Patching 15 SP6 kernel-default 6.4.0-150600.23.118.1 SUSE-SU-2026:2632-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_28 1-150600.13.3.1 SUSE-SU-2026:2632-1
SLE Live Patching 15 SP5 kernel-default 5.14.21-150500.55.172.2 SUSE-SU-2026:2658-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_42 1-150500.11.3.2 SUSE-SU-2026:2658-1
SLE Live Patching 15 SP4 kernel-default 5.14.21-150400.24.225.2 SUSE-SU-2026:2638-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_56 1-150400.9.3.2 SUSE-SU-2026:2638-1
SLE HPC 15 SP5 kernel-64kb +3 5.14.21-150500.55.172.2 SUSE-SU-2026:2658-1
SLE HPC 15 SP5 kernel-default-base 5.14.21-150500.55.172.2.150500.6.81.2 SUSE-SU-2026:2658-1
SLE HPC 15 SP5 kernel-docs +1 5.14.21-150500.55.172.1 SUSE-SU-2026:2658-1
SLE HPC 15 SP4 kernel-64kb +3 5.14.21-150400.24.225.2 SUSE-SU-2026:2638-1
SLE HPC 15 SP4 kernel-default-base 5.14.21-150400.24.225.2.150400.24.114.2 SUSE-SU-2026:2638-1
SLE HPC 15 SP4 kernel-docs +1 5.14.21-150400.24.225.1 SUSE-SU-2026:2638-1

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2023 kernel-livepatch-6.18.20-20.229 +2 1:1.0-0.amzn2023 ALAS2023-2026-1681, ALAS2023-2026-1596, ALAS2023-2026-1594
Amazon Linux 2023 perf +14 1:6.1.168-202.320.amzn2023 ALAS2023-2026-1681
Amazon Linux 2023 perf6.12 +14 1:6.12.79-101.147.amzn2023 ALAS2023-2026-1594
Amazon Linux 2023 perf6.18 +14 1:6.18.20-20.229.amzn2023 ALAS2023-2026-1596

Azure Linux

ReleasePackageFixed inAdvisory
Azure Linux 3 kernel 6.6.130.1-1 —

Oracle Linux

ReleasePackageFixed inAdvisory
Oracle Linux 10 rv +29 6.12.0-211.34.1.el10_2 ELSA-2026-21557
Oracle Linux 9 kernel-uek +34 6.12.0-204.92.4.2.el10uek ELSA-2026-50372
Oracle Linux 9 rv +28 5.14.0-687.17.1.el9_8 ELSA-2026-21556
Oracle Linux 8 perf +19 4.18.0-553.132.1.el8_10 ELSA-2026-25121

Advisories 50

References