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High · 7.8 Public exploit CVE-2026-23001 EUVD-2026-4615GHSA-vgc7-m4r9-xw45

macvlan: fix possible UAF in macvlan_forward_source()

Published Jan 25, 2026 · Updated Oct 19, 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-aws-hwe Package: linux-azure Package: linux-azure-4.15 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-5.19 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-4.15 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-lts-xenial 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:

macvlan: fix possible UAF in macvlan_forward_source()

Add RCU protection on (struct macvlan_source_entry)->vlan.

Whenever macvlan_hash_del_source() is called, we must clear
entry->vlan pointer before RCU grace period starts.

This allows macvlan_forward_source() to skip over
entries queued for freeing.

Note that macvlan_dev are already RCU protected, as they
are embedded in a standard netdev (netdev_priv(ndev)).

https: //lore.kernel.org/netdev/695fb1e8.050a0220.1c677c.039f.GAE@google.com/T/#u

Affected products

VendorProductAffectedFixed
Linux Linux 3.18 5.10.249

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 6.18.8-1 —
Debian 13 linux 6.12.69-1 DSA-6126-1
Debian 12 linux 6.1.162-1 DSA-6127-1
Debian 11 linux 5.10.249-1 DLA-4475-1
Debian 11 linux-6.1 6.1.162-1~deb11u1 DLA-4476-1
ReleasePackageFixed inAdvisory
Ubuntu Nvidia-BlueField 24.04 LTS linux-bluefield 6.8.0-1022.26 —
Ubuntu Nvidia-BlueField 22.04 LTS linux-bluefield 5.15.0-1089.91 —
Ubuntu 25.10 linux +8 No fix yet —
Ubuntu 24.04 LTS linux 6.8.0-117.117 USN-8278-1
Ubuntu 24.04 LTS linux-aws 6.8.0-1055.58 USN-8278-1
Ubuntu 24.04 LTS linux-azure 6.8.0-1056.62 USN-8278-2
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 6.8.0-1058.65 —
Ubuntu 24.04 LTS linux-azure-fde-6.17 6.17.0-1018.18~24.04.1 USN-8605-1
Ubuntu 24.04 LTS linux-azure-nvidia 6.8.0-1039.42 —
Ubuntu 24.04 LTS linux-gcp 6.8.0-1058.61 USN-8278-1
Ubuntu 24.04 LTS linux-gcp-6.17 6.17.0-1021.24~24.04.1 USN-8570-1
Ubuntu 24.04 LTS linux-gke 6.8.0-1054.60 USN-8278-1
Ubuntu 24.04 LTS linux-gkeop 6.8.0-1041.44 USN-8278-1
Ubuntu 24.04 LTS linux-hwe-6.17 6.17.0-41.41~24.04.1 —
Ubuntu 24.04 LTS linux-ibm 6.8.0-1055.56 USN-8278-1
Ubuntu 24.04 LTS linux-lowlatency 6.8.0-117.117.1 USN-8278-1
Ubuntu 24.04 LTS linux-nvidia 6.8.0-1054.57 USN-8289-1
Ubuntu 24.04 LTS linux-nvidia-6.17 6.17.0-1031.31 USN-8669-1
Ubuntu 24.04 LTS linux-nvidia-lowlatency 6.8.0-1054.57.1 USN-8289-1
Ubuntu 24.04 LTS linux-nvidia-tegra 6.8.0-1024.24 USN-8296-2
Ubuntu 24.04 LTS linux-oem-6.17 6.17.0-1030.30 USN-8594-1
Ubuntu 24.04 LTS linux-oracle 6.8.0-1054.55 —
Ubuntu 24.04 LTS linux-oracle-6.17 6.17.0-1019.19~24.04.3 USN-8570-2
Ubuntu 24.04 LTS linux-raspi 6.8.0-1056.60 USN-8278-1
Ubuntu 24.04 LTS linux-riscv +20 No fix yet —
Ubuntu 24.04 LTS linux-xilinx 6.8.0-1032.33 USN-8499-1
Ubuntu 22.04 LTS linux 5.15.0-176.186 USN-8180-1
Ubuntu 22.04 LTS linux-aws 5.15.0-1105.112 USN-8180-1
Ubuntu 22.04 LTS linux-aws-6.8 6.8.0-1057.60~22.04.1 —
Ubuntu 22.04 LTS linux-azure 5.15.0-1110.119 USN-8180-3
Ubuntu 22.04 LTS linux-azure-6.8 6.8.0-1059.65~22.04.1 USN-8440-1
Ubuntu 22.04 LTS linux-azure-fde 5.15.0-1114.123 —
Ubuntu 22.04 LTS linux-azure-fde-6.8 6.8.0-1058.65~22.04.1 —
Ubuntu 22.04 LTS linux-gcp 5.15.0-1105.114 USN-8180-1
Ubuntu 22.04 LTS linux-gcp-6.8 6.8.0-1060.63~22.04.1 —
Ubuntu 22.04 LTS linux-gke 5.15.0-1101.107 USN-8180-1
Ubuntu 22.04 LTS linux-gkeop 5.15.0-1088.96 USN-8180-1
Ubuntu 22.04 LTS linux-hwe-6.8 6.8.0-124.124~22.04.1 —
Ubuntu 22.04 LTS linux-ibm +1 5.15.0-1099.102 USN-8180-6, USN-8180-5
Ubuntu 22.04 LTS linux-ibm-6.8 6.8.0-1055.56~22.04.1 USN-8278-1
Ubuntu 22.04 LTS linux-intel-iotg 5.15.0-1100.106 USN-8180-3
Ubuntu 22.04 LTS linux-kvm 5.15.0-1097.102 USN-8180-3
Ubuntu 22.04 LTS linux-lowlatency 5.15.0-175.185 USN-8180-1
Ubuntu 22.04 LTS linux-lowlatency-hwe-6.8 6.8.0-117.117.1~22.04.1 USN-8278-1
Ubuntu 22.04 LTS linux-nvidia 5.15.0-1100.101 USN-8180-1
Ubuntu 22.04 LTS linux-nvidia-6.8 6.8.0-1054.57~22.04.1 USN-8289-2
Ubuntu 22.04 LTS linux-nvidia-tegra 5.15.0-1057.57 USN-8187-1
Ubuntu 22.04 LTS linux-nvidia-tegra-igx 5.15.0-1046.46 USN-8187-1
Ubuntu 22.04 LTS linux-oracle 5.15.0-1102.108 USN-8180-1
Ubuntu 22.04 LTS linux-oracle-6.8 6.8.0-1054.55~22.04.1 —
Ubuntu 22.04 LTS linux-riscv +32 No fix yet —
Ubuntu 22.04 LTS linux-riscv-6.8 6.8.0-117.117~22.04.1 —
Ubuntu 22.04 LTS linux-xilinx-zynqmp 5.15.0-1070.74 USN-8275-1
Show 18 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 6.8.0-2045.46 USN-8278-1
Ubuntu Pro Realtime 24.04 LTS linux-realtime 6.8.1-1051.52 USN-8278-1
Ubuntu Pro Realtime 24.04 LTS linux-realtime-6.14 No fix yet —
Ubuntu Pro Realtime 24.04 LTS linux-realtime-6.17 6.17.0-1018.20~24.04.1 USN-8570-1
Ubuntu Pro Realtime 22.04 LTS linux-intel-iot-realtime 5.15.0-1097.99 USN-8186-1
Ubuntu Pro Realtime 22.04 LTS linux-realtime 5.15.0-1104.113 USN-8186-1
Ubuntu Pro Realtime 22.04 LTS linux-realtime-6.8 6.8.1-1051.52~22.04.1 USN-8278-1
Ubuntu Pro FIPS 20.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS 18.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS 16.04 LTS linux-fips No fix yet —
Ubuntu Pro FIPS-updates 24.04 LTS linux-aws-fips 6.8.0-1055.58+fips1 USN-8278-1
Ubuntu Pro FIPS-updates 24.04 LTS linux-azure-fips 6.8.0-1059.65+fips1 USN-8393-1
Ubuntu Pro FIPS-updates 24.04 LTS linux-fips 6.8.0-116.116+fips1 USN-8296-1
Ubuntu Pro FIPS-updates 24.04 LTS linux-gcp-fips 6.8.0-1058.61+fips1 USN-8278-1
Ubuntu Pro FIPS-updates 22.04 LTS linux-aws-fips 5.15.0-1105.112+fips1 —
Ubuntu Pro FIPS-updates 22.04 LTS linux-azure-fips 5.15.0-1110.119+fips1 USN-8180-4
Ubuntu Pro FIPS-updates 22.04 LTS linux-fips 5.15.0-176.186+fips1 USN-8180-2
Ubuntu Pro FIPS-updates 22.04 LTS linux-gcp-fips 5.15.0-1105.114+fips1 USN-8180-2
Ubuntu Pro FIPS-updates 20.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS-updates 18.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS-updates 16.04 LTS linux-fips No fix yet —
Ubuntu Pro FIPS-preview 22.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro 20.04 LTS linux +10 No fix yet —
Ubuntu Pro 20.04 LTS linux-aws-5.15 5.15.0-1105.112~20.04.1 USN-8180-1
Ubuntu Pro 20.04 LTS linux-azure-5.15 5.15.0-1110.119~20.04.1 USN-8243-1
Ubuntu Pro 20.04 LTS linux-gcp-5.15 5.15.0-1106.115~20.04.1 USN-8297-1
Ubuntu Pro 20.04 LTS linux-hwe-5.15 5.15.0-176.186~20.04.1 USN-8188-1
Ubuntu Pro 20.04 LTS linux-ibm-5.15 5.15.0-1099.102~20.04.1 USN-8180-5
Ubuntu Pro 20.04 LTS linux-intel-iotg-5.15 5.15.0-1100.106~20.04.1 USN-8180-3
Ubuntu Pro 20.04 LTS linux-lowlatency-hwe-5.15 5.15.0-175.185~20.04.1 USN-8180-1
Ubuntu Pro 20.04 LTS linux-nvidia-tegra-5.15 5.15.0-1057.57~20.04.1 USN-8162-1
Ubuntu Pro 20.04 LTS linux-oracle-5.15 5.15.0-1102.108~20.04.1 USN-8180-3
Ubuntu Pro 20.04 LTS linux-riscv-5.15 5.15.0-1099.103~20.04.1 —
Ubuntu Pro 18.04 LTS linux +12 No fix yet —
Ubuntu Pro 16.04 LTS linux +7 No fix yet —
Ubuntu Pro 14.04 LTS linux-aws +2 No fix yet —
ReleasePackageFixed inAdvisory
RHEL 10 rv +76 6.12.0-124.43.1.el10_1 RHSA-2026:4012
RHEL 9 rv +75 5.14.0-611.38.1.el9_7 RHSA-2026:3966
RHEL 8 kernel-rt +12 4.18.0-553.111.1.rt7.452.el8_10 RHSA-2026:3964
RHEL 8 perf +26 4.18.0-553.111.1.el8_10 RHSA-2026:3963
Show 11 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
RHEL 10.0 EUS rv +77 6.12.0-55.70.1.el10_0 RHSA-2026:10996
RHEL 9.6 EUS rv +77 5.14.0-570.100.1.el9_6 RHSA-2026:5197
RHEL 9.4 EUS bpftool 7.3.0-427.117.1.el9_4 RHSA-2026:6310
RHEL 9.4 EUS rv +64 5.14.0-427.117.1.el9_4 RHSA-2026:6310
RHEL 9.2 E4S bpftool 7.0.0-284.164.1.el9_2 RHSA-2026:6986
RHEL 9.2 E4S kernel-rt +14 5.14.0-284.164.1.rt14.449.el9_2 RHSA-2026:6948
RHEL 9.2 E4S perf +47 5.14.0-284.164.1.el9_2 RHSA-2026:6986
RHEL 9.0 E4S kernel-rt +12 5.14.0-70.175.1.rt21.247.el9_0 RHSA-2026:9835
RHEL 9.0 E4S perf +28 5.14.0-70.175.1.el9_0 RHSA-2026:9836
RHEL 8.8 TUS perf +17 4.18.0-477.135.1.el8_8 RHSA-2026:6954
RHEL 8.8 E4S perf +18 4.18.0-477.135.1.el8_8 RHSA-2026:6954
RHEL 8.6 EUS Long Life perf +17 4.18.0-372.195.1.el8_6 RHSA-2026:25533
RHEL 8.6 AUS perf +17 4.18.0-372.195.1.el8_6 RHSA-2026:25533
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 kernel-doc +1 6.12.0-124.43.1.el10_1 ALSA-2026:4012
AlmaLinux 9 rv +73 5.14.0-611.38.1.el9_7 ALSA-2026:3966
AlmaLinux 8 kernel-rt +9 4.18.0-553.111.1.rt7.452.el8_10 ALSA-2026:3964
AlmaLinux 8 perf +24 4.18.0-553.111.1.el8_10 ALSA-2026:3963

Rocky Linux

Errata ↗
ReleasePackageFixed inAdvisory
Rocky Linux 8 kernel 4.18.0-553.111.1.el8_10 RLSA-2026:3963
Rocky Linux 8 kernel-rt 4.18.0-553.111.1.rt7.452.el8_10 RLSA-2026:3964
ReleasePackageFixed inAdvisory
SLES 15 SP7 kernel-64kb +6 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1
SLES 15 SP7 kernel-azure +2 6.4.0-150700.20.27.1 SUSE-SU-2026:0472-1
SLES 15 SP7 kernel-default-base 6.4.0-150700.53.31.1.150700.17.21.1 SUSE-SU-2026:0447-1
SLES 15 SP6 kernel-64kb +6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1
SLES 15 SP6 kernel-default-base 6.4.0-150600.23.87.1.150600.12.40.1 SUSE-SU-2026:0471-1
SLES 15 SP5 kernel-64kb +6 5.14.21-150500.55.136.1 SUSE-SU-2026:0474-1
SLES 15 SP5 kernel-default-base 5.14.21-150500.55.136.1.150500.6.67.1 SUSE-SU-2026:0474-1
SLES 15 SP4 kernel-64kb +6 5.14.21-150400.24.194.1 SUSE-SU-2026:0617-1
SLES 15 SP4 kernel-default-base 5.14.21-150400.24.194.1.150400.24.98.3 SUSE-SU-2026:0617-1
SLES 12 SP5 kernel-syms +2 4.12.14-122.293.1 SUSE-SU-2026:0473-1
Show 20 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES for SAP 16.0 kernel-64kb +8 6.12.0-160000.26.1 SUSE-SU-2026:20599-1
SLES for SAP 16.0 kernel-default-base 6.12.0-160000.26.1.160000.2.7 SUSE-SU-2026:20599-1
SLES for SAP 15 SP6 kernel-default-base 6.4.0-150600.23.87.1.150600.12.40.1 SUSE-SU-2026:0471-1
SLES for SAP 15 SP6 kernel-docs +4 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1
SLES for SAP 15 SP5 kernel-default-base 5.14.21-150500.55.136.1.150500.6.67.1 SUSE-SU-2026:0474-1
SLES for SAP 15 SP5 kernel-docs +4 5.14.21-150500.55.136.1 SUSE-SU-2026:0474-1
SLES for SAP 15 SP4 kernel-default-base 5.14.21-150400.24.194.1.150400.24.98.3 SUSE-SU-2026:0617-1
SLES for SAP 15 SP4 kernel-docs +4 5.14.21-150400.24.194.1 SUSE-SU-2026:0617-1
SLES 16.0 kernel-64kb +8 6.12.0-160000.26.1 SUSE-SU-2026:20615-1, SUSE-SU-2026:20599-1
SLES 16.0 kernel-default-base 6.12.0-160000.26.1.160000.2.7 SUSE-SU-2026:20599-1
SLE Micro 6.2 kernel-default-base 6.12.0-160000.26.1.160000.2.7 SUSE-SU-2026:20555-1
SLE Micro 6.2 kernel-rt +5 6.12.0-160000.26.1 SUSE-SU-2026:20570-1, SUSE-SU-2026:20555-1
SLE Micro 6.1 kernel-default-base 6.4.0-39.1.21.16 SUSE-SU-2026:20498-1
SLE Micro 6.1 kernel-rt +1 6.4.0-40.1 SUSE-SU-2026:20876-1
SLE Micro 6.1 kernel-source +2 6.4.0-39.1 SUSE-SU-2026:20498-1
SLE Micro 6.0 kernel-default-base 6.4.0-39.1.21.16 SUSE-SU-2026:20477-1
SLE Micro 6.0 kernel-rt +1 6.4.0-40.1 SUSE-SU-2026:20845-1
SLE Micro 6.0 kernel-source +2 6.4.0-39.1 SUSE-SU-2026:20477-1
SLE Micro 5.5 kernel-default-base 5.14.21-150500.55.136.1.150500.6.67.1 SUSE-SU-2026:0474-1
SLE Micro 5.5 kernel-rt +1 5.14.21-150500.13.121.1 SUSE-SU-2026:0496-1
SLE Micro 5.5 kernel-source +1 5.14.21-150500.55.136.1 SUSE-SU-2026:0474-1
SLE Micro 5.4 kernel-default 5.14.21-150400.24.194.1 SUSE-SU-2026:0617-1
SLE Micro 5.4 kernel-default-base 5.14.21-150400.24.194.1.150400.24.98.3 SUSE-SU-2026:0617-1
SLE Micro 5.4 kernel-rt +1 5.14.21-150400.15.145.1 SUSE-SU-2026:1131-1
SLE Micro 5.3 kernel-default 5.14.21-150400.24.194.1 SUSE-SU-2026:0617-1
SLE Micro 5.3 kernel-default-base 5.14.21-150400.24.194.1.150400.24.98.3 SUSE-SU-2026:0617-1
SLE Micro 5.3 kernel-rt +1 5.14.21-150400.15.145.1 SUSE-SU-2026:1131-1
SLE Micro 5.2 kernel-default 5.3.18-150300.59.235.1 SUSE-SU-2026:0475-1
SLE Micro 5.2 kernel-default-base 5.3.18-150300.59.235.1.150300.18.140.1 SUSE-SU-2026:0475-1
SLE Micro 5.2 kernel-rt +1 5.3.18-150300.235.1 SUSE-SU-2026:0495-1
SLE Live Patching 15 SP7 kernel-default 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7-RT_Update_9 1-150700.1.3.2 SUSE-SU-2026:0587-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7_Update_9 1-150700.15.3.1 SUSE-SU-2026:0447-1
SLE Live Patching 15 SP6 kernel-default 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_20 1-150600.13.3.1 SUSE-SU-2026:0471-1
SLE Live Patching 15 SP5 kernel-default 5.14.21-150500.55.136.1 SUSE-SU-2026:0474-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_35 1-150500.11.3.1 SUSE-SU-2026:0474-1
SLE Live Patching 15 SP4 kernel-default 5.14.21-150400.24.194.1 SUSE-SU-2026:0617-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_48 1-150400.9.7.1 SUSE-SU-2026:0617-1
SLE Live Patching 12 SP5 kernel-default 4.12.14-122.293.1 SUSE-SU-2026:0473-1
SLE Live Patching 12 SP5 kgraft-patch-SLE12-SP5_Update_77 1-8.3.1 SUSE-SU-2026:0473-1
SLE HPC 15 SP5 kernel-64kb +5 5.14.21-150500.55.136.1 SUSE-SU-2026:0474-1
SLE HPC 15 SP5 kernel-default-base 5.14.21-150500.55.136.1.150500.6.67.1 SUSE-SU-2026:0474-1
SLE HPC 15 SP4 kernel-64kb +5 5.14.21-150400.24.194.1 SUSE-SU-2026:0617-1
SLE HPC 15 SP4 kernel-default-base 5.14.21-150400.24.194.1.150400.24.98.3 SUSE-SU-2026:0617-1
SUSE Real Time Module 15 SP7 kernel-rt 6.4.0-150700.7.31.2 SUSE-SU-2026:0587-1
SUSE Real Time Module 15 SP7 kernel-syms-rt +1 6.4.0-150700.7.31.1 SUSE-SU-2026:0587-1
ReleasePackageFixed inAdvisory
openSUSE Leap 16.0 kernel-default-base 6.12.0-160000.26.1.160000.2.7 openSUSE-SU-2026:20287-1
openSUSE Leap 16.0 kernel-rt +11 6.12.0-160000.26.1 openSUSE-SU-2026:20287-1
openSUSE Leap 15.6 dtb-aarch64 +10 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1
openSUSE Leap 15.6 kernel-default-base 6.4.0-150600.23.87.1.150600.12.40.1 SUSE-SU-2026:0471-1

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2023 kernel-livepatch-6.12.68-92.122 +1 1:1.0-0.amzn2023 ALAS2023-2026-1468, ALAS2023-2026-1455
Amazon Linux 2023 perf +14 1:6.1.163-186.299.amzn2023 ALAS2023-2026-1468
Amazon Linux 2023 perf6.12 +14 1:6.12.68-92.122.amzn2023 ALAS2023-2026-1455

Azure Linux

ReleasePackageFixed inAdvisory
Azure Linux 3 kernel 6.6.126.1-1 —

Oracle Linux

ReleasePackageFixed inAdvisory
Oracle Linux 10 rv +29 6.12.0-124.43.1.el10_1 ELSA-2026-4012
Oracle Linux 9 kernel-uek +34 6.12.0-109.67.6.el10uek ELSA-2026-50144
Oracle Linux 9 rv +28 5.14.0-611.38.1.el9_7 ELSA-2026-3966
Oracle Linux 8 kernel-uek +17 5.15.0-318.199.3.2.el9uek ELSA-2026-50145
Oracle Linux 8 perf +19 4.18.0-553.111.1.el8_10 ELSA-2026-50145, ELSA-2026-3963
Oracle Linux 7 kernel-uek +6 5.4.17-2136.354.4.1.el8uek ELSA-2026-50234
Oracle Linux 7 kernel-uek-tools 5.4.17-2136.354.4.1.el7uek ELSA-2026-50234

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Advisories 50

References