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Critical · 9.8 CVE-2026-46135 EUVD-2026-32762GHSA-pp4w-65w8-f5f3

nvmet-tcp: fix race between ICReq handling and queue teardown

Published May 28, 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-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-7.0 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-fde-7.0 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-7.0 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-7.0 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-oem-7.0 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-oracle-7.0 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:

nvmet-tcp: fix race between ICReq handling and queue teardown

nvmet_tcp_handle_icreq() updates queue->state after sending an
Initialization Connection Response (ICResp), but it does so without
serializing against target-side queue teardown.

If an NVMe/TCP host sends an Initialization Connection Request
(ICReq) and immediately closes the connection, target-side teardown
may start in softirq context before io_work drains the already
buffered ICReq. In that case, nvmet_tcp_schedule_release_queue()
sets queue->state to NVMET_TCP_Q_DISCONNECTING and drops the queue
reference under state_lock.

If io_work later processes that ICReq, nvmet_tcp_handle_icreq() can
still overwrite the state back to NVMET_TCP_Q_LIVE. That defeats the
DISCONNECTING-state guard in nvmet_tcp_schedule_release_queue() and
allows a later socket state change to re-enter teardown and issue a
second kref_put() on an already released queue.

The ICResp send failure path has the same problem. If teardown has
already moved the queue to DISCONNECTING, a send error can still
overwrite the state with NVMET_TCP_Q_FAILED, again reopening the
window for a second teardown path to drop the queue reference.

Fix this by serializing both post-send state transitions with
state_lock and bailing out if teardown has already started.

Use -ESHUTDOWN as an internal sentinel for that bail-out path rather
than propagating it as a transport error like -ECONNRESET. Keep
nvmet_tcp_socket_error() setting rcv_state to NVMET_TCP_RECV_ERR before
honoring that sentinel so receive-side parsing stays quiesced until the
existing release path completes.

Affected products

VendorProductAffectedFixed
Linux Linux 5.0 5.10.261

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 7.0.7-1 —
Debian 13 linux 6.12.88-1 —
Debian 12 linux 6.1.180-1 —
ReleasePackageFixed inAdvisory
Ubuntu Nvidia-BlueField 24.04 LTS linux-bluefield 6.8.0-1026.30 —
Ubuntu Nvidia-BlueField 22.04 LTS linux-bluefield 5.15.0-1095.97 —
Ubuntu 26.04 LTS linux 7.0.0-27.27 USN-8488-1
Ubuntu 26.04 LTS linux-aws +1 7.0.0-1008.8 USN-8489-1, USN-8488-1
Ubuntu 26.04 LTS linux-azure 7.0.0-1010.10 USN-8603-1
Ubuntu 26.04 LTS linux-gcp +1 7.0.0-1007.7 USN-8488-1
Ubuntu 26.04 LTS linux-ibm +1 7.0.0-1009.9 USN-8603-1, USN-8488-1
Ubuntu 26.04 LTS linux-nvidia 7.0.0-1013.13 USN-8507-1
Ubuntu 26.04 LTS linux-raspi 7.0.0-1014.14 USN-8488-2
Ubuntu 26.04 LTS linux-riscv +1 7.0.0-27.27.1 USN-8488-1
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-7.0 7.0.0-1014.14~24.04.1 USN-8728-2
Ubuntu 24.04 LTS linux-azure-fde 6.8.0-1062.69 USN-8607-1
Ubuntu 24.04 LTS linux-azure-fde-7.0 7.0.0-1013.13~24.04.1 —
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-gcp-7.0 +1 7.0.0-1011.11~24.04.1 USN-8728-3, USN-8728-1
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-hwe-7.0 7.0.0-28.28~24.04.1 USN-8569-1
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 +20 No fix yet —
Ubuntu 24.04 LTS linux-vmware 6.8.0-1008.8 —
Ubuntu 24.04 LTS linux-xilinx 6.8.0-1032.33 USN-8499-1
Show 17 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 22.04 LTS linux 5.15.0-185.195 USN-8493-1
Ubuntu 22.04 LTS linux-aws 5.15.0-1111.118 USN-8493-1
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 5.15.0-1116.125 USN-8493-1
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 5.15.0-1111.121 USN-8493-1
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 5.15.0-1107.113 USN-8493-1
Ubuntu 22.04 LTS linux-gkeop 5.15.0-1094.102 USN-8493-1
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 5.15.0-1105.109 USN-8493-1
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 5.15.0-1106.112 USN-8493-1
Ubuntu 22.04 LTS linux-kvm 5.15.0-1103.108 USN-8493-1
Ubuntu 22.04 LTS linux-lowlatency 5.15.0-183.193 USN-8493-1
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 5.15.0-1106.107 USN-8493-1
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 5.15.0-1063.63 USN-8493-1
Ubuntu 22.04 LTS linux-nvidia-tegra-igx 5.15.0-1052.52 USN-8493-1
Ubuntu 22.04 LTS linux-oracle 5.15.0-1108.114 USN-8493-1
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 5.15.0-1105.108 USN-8527-1
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 5.15.0-1074.78 USN-8528-1
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 5.15.0-1103.105 USN-8493-1
Ubuntu Pro Realtime 22.04 LTS linux-realtime 5.15.0-1110.119 USN-8493-1
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 5.15.0-1111.118+fips1 USN-8493-1
Ubuntu Pro FIPS-updates 22.04 LTS linux-azure-fips 5.15.0-1116.125+fips1 USN-8547-2
Ubuntu Pro FIPS-updates 22.04 LTS linux-fips 5.15.0-185.195+fips1 USN-8493-1
Ubuntu Pro FIPS-updates 22.04 LTS linux-gcp-fips 5.15.0-1111.121+fips1 USN-8493-1
Ubuntu Pro FIPS-updates 20.04 LTS linux-aws-fips 5.4.0-1161.172+fips1 USN-8615-1
Ubuntu Pro FIPS-updates 20.04 LTS linux-azure-fips 5.4.0-1166.172+fips1 USN-8615-1
Ubuntu Pro FIPS-updates 20.04 LTS linux-fips 5.4.0-1135.145 USN-8615-1
Ubuntu Pro FIPS-updates 20.04 LTS linux-gcp-fips 5.4.0-1164.173+fips1 USN-8615-1
Ubuntu Pro FIPS-preview 22.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro 26.04 LTS linux 7.0.0-28.28 LSN-0121-1
Ubuntu Pro 26.04 LTS linux-aws 7.0.0-1009.9 LSN-0121-1
Ubuntu Pro 26.04 LTS linux-azure 7.0.0-1010.10 LSN-0121-1
Ubuntu Pro 26.04 LTS linux-gcp 7.0.0-1008.8 LSN-0121-1
Ubuntu Pro 24.04 LTS linux 6.8.0-136.136 LSN-0121-1
Ubuntu Pro 24.04 LTS linux-aws 6.8.0-1061.64 LSN-0121-1
Ubuntu Pro 24.04 LTS linux-azure 6.8.0-1063.71 LSN-0121-1
Ubuntu Pro 24.04 LTS linux-gcp 6.8.0-1064.72 LSN-0121-1
Ubuntu Pro 24.04 LTS linux-gke 6.8.0-1059.67 LSN-0121-1
Ubuntu Pro 24.04 LTS linux-ibm 6.8.0-1061.62 LSN-0121-1
Ubuntu Pro 24.04 LTS linux-oracle 6.8.0-1058.61 LSN-0121-1
Ubuntu Pro 22.04 LTS linux 5.15.0-187.197 LSN-0121-1
Ubuntu Pro 22.04 LTS linux-aws 5.15.0-1113.120 LSN-0121-1
Ubuntu Pro 22.04 LTS linux-aws-6.8 6.8.0-1061.64~22.04.1 LSN-0121-1
Ubuntu Pro 22.04 LTS linux-azure 5.15.0-1118.127 LSN-0121-1
Ubuntu Pro 22.04 LTS linux-gcp 5.15.0-1114.124 LSN-0121-1
Ubuntu Pro 22.04 LTS linux-gcp-6.8 6.8.0-1064.72~22.04.1 LSN-0121-1
Ubuntu Pro 22.04 LTS linux-gke 5.15.0-1110.116 LSN-0121-1
Ubuntu Pro 22.04 LTS linux-hwe-6.8 6.8.0-136.136~22.04.1 LSN-0121-1
Ubuntu Pro 22.04 LTS linux-ibm 5.15.0-1107.111 LSN-0121-1
Ubuntu Pro 22.04 LTS linux-ibm-6.8 6.8.0-1061.62~22.04.1 LSN-0121-1
Ubuntu Pro 20.04 LTS linux 5.4.0-233.253 USN-8615-1, LSN-0121-1
Ubuntu Pro 20.04 LTS linux-aws 5.4.0-1161.172 USN-8615-1
Ubuntu Pro 20.04 LTS linux-aws-5.15 5.15.0-1111.118~20.04.1 USN-8493-1
Ubuntu Pro 20.04 LTS linux-azure 5.4.0-1166.172 USN-8615-1
Ubuntu Pro 20.04 LTS linux-azure-5.15 +1 5.15.0-1116.125~20.04.1 USN-8493-1
Ubuntu Pro 20.04 LTS linux-bluefield 5.4.0-1120.127 USN-8615-1
Ubuntu Pro 20.04 LTS linux-gcp 5.4.0-1164.173 USN-8615-1
Ubuntu Pro 20.04 LTS linux-gcp-5.15 5.15.0-1111.121~20.04.1 USN-8547-1
Ubuntu Pro 20.04 LTS linux-hwe-5.15 5.15.0-185.195~20.04.1 USN-8493-1
Ubuntu Pro 20.04 LTS linux-ibm 5.4.0-1107.112 USN-8616-1
Ubuntu Pro 20.04 LTS linux-ibm-5.15 +1 5.15.0-1105.109~20.04.1 USN-8493-1
Ubuntu Pro 20.04 LTS linux-intel-iotg-5.15 5.15.0-1106.112~20.04.1 USN-8547-1
Ubuntu Pro 20.04 LTS linux-iot 5.4.0-1065.68 USN-8615-1
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 5.15.0-183.193~20.04.1 USN-8493-1
Ubuntu Pro 20.04 LTS linux-nvidia-tegra-5.15 5.15.0-1063.63~20.04.1 USN-8493-1
Ubuntu Pro 20.04 LTS linux-oracle 5.4.0-1159.169 USN-8615-1
Ubuntu Pro 20.04 LTS linux-oracle-5.15 5.15.0-1108.114~20.04.1 USN-8493-2
Ubuntu Pro 20.04 LTS linux-raspi 5.4.0-1144.157 USN-8615-2
Ubuntu Pro 20.04 LTS linux-xilinx-zynqmp 5.4.0-1079.83 USN-8615-1
Ubuntu Pro 18.04 LTS linux 4.15.0-254.266 LSN-0121-1
Ubuntu Pro 18.04 LTS linux-aws 4.15.0-1195.208 LSN-0121-1
Ubuntu Pro 18.04 LTS linux-aws-5.4 5.4.0-1161.172~18.04.1 USN-8615-1
Ubuntu Pro 18.04 LTS linux-azure-4.15 4.15.0-1205.220 LSN-0121-1
Ubuntu Pro 18.04 LTS linux-azure-5.4 5.4.0-1166.172~18.04.1 USN-8615-1
Ubuntu Pro 18.04 LTS linux-gcp-4.15 4.15.0-1188.205 LSN-0121-1
Ubuntu Pro 18.04 LTS linux-gcp-5.4 5.4.0-1164.173~18.04.1 USN-8615-1
Ubuntu Pro 18.04 LTS linux-hwe-5.4 5.4.0-233.253~18.04.1 USN-8615-1, LSN-0121-1
Ubuntu Pro 18.04 LTS linux-ibm-5.4 5.4.0-1107.112~18.04.1 USN-8616-1
Ubuntu Pro 18.04 LTS linux-oracle 4.15.0-1158.169 LSN-0121-1
Ubuntu Pro 18.04 LTS linux-oracle-5.4 5.4.0-1159.169~18.04.1 USN-8615-1
Ubuntu Pro 18.04 LTS linux-raspi-5.4 5.4.0-1144.157~18.04.1 USN-8615-2
Ubuntu Pro 16.04 LTS linux 4.4.0-284.318 LSN-0121-1
Ubuntu Pro 16.04 LTS linux-aws 4.4.0-1195.210 LSN-0121-1
Ubuntu Pro 16.04 LTS linux-aws-hwe 4.15.0-1195.208~16.04.1 LSN-0121-1
Ubuntu Pro 16.04 LTS linux-azure 4.15.0-1205.220~16.04.1 LSN-0121-1
Ubuntu Pro 16.04 LTS linux-gcp 4.15.0-1188.205~16.04.1 LSN-0121-1
Ubuntu Pro 16.04 LTS linux-hwe 4.15.0-254.266~16.04.1 LSN-0121-1
ReleasePackageFixed inAdvisory
RHEL 10 rv +76 6.12.0-211.28.1.el10_2 RHSA-2026:30129
RHEL 9 rv +75 5.14.0-687.17.1.el9_8 RHSA-2026:27789
RHEL 8 kernel-rt +12 4.18.0-553.136.1.rt7.477.el8_10 RHSA-2026:27354
RHEL 8 perf +26 4.18.0-553.136.1.el8_10 RHSA-2026:27353
Show 10 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
RHEL 10.0 EUS rv +77 6.12.0-55.88.1.el10_0 RHSA-2026:39371
RHEL 9.6 EUS rv +77 5.14.0-570.127.1.el9_6 RHSA-2026:38902
RHEL 9.4 E4S bpftool 7.3.0-427.139.1.el9_4 RHSA-2026:43231
RHEL 9.4 E4S rv +62 5.14.0-427.139.1.el9_4 RHSA-2026:43231
RHEL 9.2 E4S bpftool 7.0.0-284.179.1.el9_2 RHSA-2026:36073
RHEL 9.2 E4S kernel-rt +14 5.14.0-284.179.1.rt14.464.el9_2 RHSA-2026:35904
RHEL 9.2 E4S perf +47 5.14.0-284.179.1.el9_2 RHSA-2026:36073
RHEL 8.8 TUS perf +17 4.18.0-477.156.1.el8_8 RHSA-2026:47869
RHEL 8.8 E4S perf +18 4.18.0-477.156.1.el8_8 RHSA-2026:47869
RHEL 8.6 EUS Long Life perf +17 4.18.0-372.201.1.el8_6 RHSA-2026:40068
RHEL 8.6 AUS perf +17 4.18.0-372.201.1.el8_6 RHSA-2026:40068
RHEL 8.4 EUS Long Life perf +17 4.18.0-305.199.1.el8_4 RHSA-2026:47633
RHEL 8.4 AUS perf +17 4.18.0-305.199.1.el8_4 RHSA-2026:47633

AlmaLinux

Errata ↗
ReleasePackageFixed inAdvisory
AlmaLinux 10 rv +74 6.12.0-211.28.1.el10_2 ALSA-2026:30129
AlmaLinux 9 rv +73 5.14.0-687.17.1.el9_8 ALSA-2026:27789
AlmaLinux 8 kernel-rt +9 4.18.0-553.136.1.rt7.477.el8_10 ALSA-2026:27354
AlmaLinux 8 perf +24 4.18.0-553.136.1.el8_10 ALSA-2026:27353

Rocky Linux

Errata ↗
ReleasePackageFixed inAdvisory
Rocky Linux 10 kernel 6.12.0-211.28.1.el10_2 RLSA-2026:30129
Rocky Linux 9 kernel 5.14.0-687.17.1.el9_8 RLSA-2026:27789
Rocky Linux 8 kernel 4.18.0-553.136.1.el8_10 RLSA-2026:27353
Rocky Linux 8 kernel-rt 4.18.0-553.136.1.rt7.477.el8_10 RLSA-2026:27354
ReleasePackageFixed inAdvisory
SLES 15 SP7 kernel-64kb +7 6.4.0-150700.53.84.1 SUSE-SU-2026:5091-1, SUSE-SU-2026:4706-1
SLES 15 SP7 kernel-default-base 6.4.0-150700.53.84.1.150700.17.47.1 SUSE-SU-2026:5091-1, SUSE-SU-2026:4706-1
SLES 15 SP6 kernel-64kb +6 6.4.0-150600.23.138.1 SUSE-SU-2026:4660-1
SLES 15 SP6 kernel-default-base 6.4.0-150600.23.138.1.150600.12.64.1 SUSE-SU-2026:4660-1
Show 9 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES for SAP 16.0 kernel-64kb +8 6.12.0-160000.38.1 SUSE-SU-2026:23902-1
SLES for SAP 16.0 kernel-default-base 6.12.0-160000.38.1.160000.2.23 SUSE-SU-2026:23902-1
SLES for SAP 15 SP6 kernel-default-base 6.4.0-150600.23.138.1.150600.12.64.1 SUSE-SU-2026:4660-1
SLES for SAP 15 SP6 kernel-docs +4 6.4.0-150600.23.138.1 SUSE-SU-2026:4660-1
SLES 16.0 kernel-64kb +8 6.12.0-160000.38.1 SUSE-SU-2026:23902-1, SUSE-SU-2026:23897-1
SLES 16.0 kernel-default-base 6.12.0-160000.38.1.160000.2.23 SUSE-SU-2026:23902-1
SLE Micro 6.2 kernel-default-base 6.12.0-160000.38.1.160000.2.23 SUSE-SU-2026:23887-1
SLE Micro 6.2 kernel-rt +5 6.12.0-160000.38.1 SUSE-SU-2026:23887-1, SUSE-SU-2026:23881-1
SLE Micro 6.2 podman 5.4.2-160000.6.1 SUSE-SU-2026:24182-1
SLE Micro 6.1 kernel-default-base 6.4.0-159998.53.1.159998.21.38 SUSE-SU-2026:24619-1, SUSE-SU-2026:24181-1
SLE Micro 6.1 kernel-rt +4 6.4.0-159998.53.1 SUSE-SU-2026:24619-1, SUSE-SU-2026:24182-1, SUSE-SU-2026:24181-1
SLE Micro 6.0 kernel-default-base 6.4.0-159998.53.1.159998.21.38 SUSE-SU-2026:24550-1, SUSE-SU-2026:24315-1
SLE Micro 6.0 kernel-rt +4 6.4.0-159998.53.1 SUSE-SU-2026:24550-1, SUSE-SU-2026:24316-1, SUSE-SU-2026:24315-1
SLE Live Patching 15 SP7 kernel-default 6.4.0-150700.53.84.1 SUSE-SU-2026:5091-1, SUSE-SU-2026:4706-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7-RT_Update_21 1-150700.1.3.1 SUSE-SU-2026:4640-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7_Update_22 +1 1-150700.15.3.1 SUSE-SU-2026:5091-1, SUSE-SU-2026:4706-1
SLE Live Patching 15 SP6 kernel-default 6.4.0-150600.23.138.1 SUSE-SU-2026:4660-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_32 1-150600.13.3.1 SUSE-SU-2026:4660-1
SUSE Real Time Module 15 SP7 kernel-rt +2 6.4.0-150700.7.78.1 SUSE-SU-2026:4640-1
ReleasePackageFixed inAdvisory
openSUSE Tumbleweed kernel-source 7.0.11-1.1 openSUSE-SU-2026:10954-1
openSUSE Leap 16.0 kernel-default-base 6.12.0-160000.38.1.160000.2.22 openSUSE-SU-2026:21910-1
openSUSE Leap 16.0 kernel-rt +11 6.12.0-160000.38.1 openSUSE-SU-2026:21910-1

Azure Linux

ReleasePackageFixed inAdvisory
Azure Linux 3 kernel 6.6.144.1-1 —

Oracle Linux

ReleasePackageFixed inAdvisory
Oracle Linux 10 rv +29 6.12.0-211.34.1.el10_2 ELSA-2026-30129
Oracle Linux 9 rv +28 5.14.0-687.17.1.el9_8 ELSA-2026-27789
Oracle Linux 8 kernel-uek +17 5.15.0-324.217.5.2.el9uek ELSA-2026-500249
Oracle Linux 8 perf +19 4.18.0-553.136.1.el8_10 ELSA-2026-500249, ELSA-2026-27353

Advisories 50

References