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7.8

CVE-2025-38562: Linux kernel ksmbd can crash on repeated Kerberos login

CVE-2025-38562 · published 1 year ago
Summary

The Linux kernel component ksmbd may stop working if a client sends two Kerberos authentication requests in a row. This can cause the system to halt while generating an encryption key. Apply the latest kernel updates from your distribution to install the fix.

What to do
  • Update debian rootio-linux to version 6.12.63-1.root.io.64.
  • Update debian rootio-linux to version 6.1.159-1.root.io.75.
  • Update debian rootio-linux to version 6.1.174-1.root.io.146.
  • Update debian rootio-linux to version 6.12.94-1.root.io.146.
  • Update canonical linux-aws-5.15 to version 5.15.0-1112.119~20.04.1.
  • Update canonical linux-azure-5.15 to version 5.15.0-1117.126~20.04.1.
  • Update canonical linux-azure-fde-5.15 to version 5.15.0-1117.126~20.04.2.
  • Update canonical linux-gcp-5.15 to version 5.15.0-1112.122~20.04.1.
  • Update canonical linux-hwe-5.15 to version 5.15.0-186.196~20.04.1.
  • Update canonical linux-ibm-5.15 to version 5.15.0-1106.110~20.04.1.
  • Update canonical linux-intel-iotg-5.15 to version 5.15.0-1107.113~20.04.1.
  • Update canonical linux-lowlatency-hwe-5.15 to version 5.15.0-184.194~20.04.1.
  • Update canonical linux-nvidia-tegra-5.15 to version 5.15.0-1064.66~20.04.1.
  • Update canonical linux-oracle-5.15 to version 5.15.0-1109.115~20.04.1.
  • Update canonical linux-riscv-5.15 to version 5.15.0-1106.110~20.04.1.
  • Update canonical linux to version 5.15.0-186.196.
  • Update canonical linux-aws to version 5.15.0-1112.119.
  • Update canonical linux-aws-6.8 to version 6.8.0-1046.49~22.04.1.
  • Update canonical linux-azure to version 5.15.0-1117.126.
  • Update canonical linux-azure-6.8 to version 6.8.0-1051.57~22.04.1.
  • Update canonical linux-azure-fde to version 5.15.0-1117.126.
  • Update canonical linux-gcp to version 5.15.0-1112.122.
  • Update canonical linux-gcp-6.8 to version 6.8.0-1047.50~22.04.2.
  • Update canonical linux-gke to version 5.15.0-1108.114.
  • Update canonical linux-gkeop to version 5.15.0-1095.103.
  • Update canonical linux-hwe-6.8 to version 6.8.0-100.100~22.04.1.
  • Update canonical linux-ibm to version 5.15.0-1106.110.
  • Update canonical linux-ibm-6.8 to version 6.8.0-1044.44~22.04.1.
  • Update canonical linux-intel-iotg to version 5.15.0-1107.113.
  • Update canonical linux-kvm to version 5.15.0-1104.109.
  • Update canonical linux-lowlatency to version 5.15.0-184.194.
  • Update canonical linux-lowlatency-hwe-6.8 to version 6.8.0-100.100.1~22.04.1.
  • Update canonical linux-nvidia to version 5.15.0-1107.108.
  • Update canonical linux-nvidia-6.8 to version 6.8.0-1046.49~22.04.1.
  • Update canonical linux-nvidia-tegra to version 5.15.0-1064.66.
  • Update canonical linux-nvidia-tegra-igx to version 5.15.0-1053.53.
  • Update canonical linux-oracle to version 5.15.0-1109.115.
  • Update canonical linux-oracle-6.8 to version 6.8.0-1043.44~22.04.1.
  • Update canonical linux-riscv-6.8 to version 6.8.0-100.100~22.04.1.
  • Update canonical linux-xilinx-zynqmp to version 5.15.0-1075.79.
  • Update canonical linux-bluefield to version 5.15.0-1096.98.
  • Update canonical linux-aws-fips to version 5.15.0-1112.119+fips1.
  • Update canonical linux-azure-fips to version 5.15.0-1117.126+fips1.
  • Update canonical linux-fips to version 5.15.0-186.196+fips1.
  • Update canonical linux-gcp-fips to version 5.15.0-1112.122+fips1.
  • Update canonical linux-intel-iot-realtime to version 5.15.0-1104.106.
  • Update canonical linux-realtime to version 5.15.0-1111.120.
  • Update canonical linux-realtime-6.8 to version 6.8.1-1041.42~22.04.1.
  • Update canonical linux to version 6.8.0-100.100.
  • Update canonical linux-aws to version 6.8.0-1046.49.
  • Update canonical linux-aws-6.14 to version 6.14.0-1017.17~24.04.1.
  • Update canonical linux-azure to version 6.8.0-1046.52.
  • Update canonical linux-azure-6.14 to version 6.14.0-1017.17~24.04.1.
  • Update canonical linux-gcp to version 6.8.0-1047.50.
  • Update canonical linux-gcp-6.14 to version 6.14.0-1020.21~24.04.1.
  • Update canonical linux-gke to version 6.8.0-1043.48.
  • Update canonical linux-gkeop to version 6.8.0-1030.33.
  • Update canonical linux-ibm to version 6.8.0-1044.44.
  • Update canonical linux-lowlatency to version 6.8.0-100.100.1.
  • Update canonical linux-nvidia to version 6.8.0-1046.49.
  • Update canonical linux-nvidia-lowlatency to version 6.8.0-1046.49.1.
  • Update canonical linux-nvidia-tegra to version 6.8.0-1020.20.
  • Update canonical linux-oem-6.14 to version 6.14.0-1016.16.
  • Update canonical linux-oracle to version 6.8.0-1043.44.
  • Update canonical linux-oracle-6.14 to version 6.14.0-1017.17~24.04.1.
  • Update canonical linux-raspi to version 6.8.0-1047.51.
  • Update canonical linux-riscv-6.14 to version 6.14.0-36.36.1~24.04.1.
  • Update canonical linux-xilinx to version 6.8.0-1023.24.
  • Update canonical linux-aws-fips to version 6.8.0-1046.49+fips1.
  • Update canonical linux-azure-fips to version 6.8.0-1046.52+fips1.
  • Update canonical linux-fips to version 6.8.0-100.100+fips1.
  • Update canonical linux-gcp-fips to version 6.8.0-1047.50+fips1.
  • Update canonical linux-raspi-realtime to version 6.8.0-2037.38.
  • Update canonical linux-realtime to version 6.8.1-1041.42.
  • Update canonical linux-realtime-6.14 to version 6.14.0-1016.16~24.04.1.
  • Update canonical rootio-linux to version 6.8.0-136.136.root.io.83.
  • Update debian rootio-linux to version 5.10.247-1.root.io.42.
  • Update canonical rootio-linux to version 5.15.0-186.196.root.io.103.
  • Update canonical linux-raspi to version 5.15.0-1106.109.
  • Update canonical linux-bluefield to version 6.8.0-1016.20.
  • Update linux to version 6.8.0-146.146.aikido.89.
  • Update rootio-linux to version 6.8.0-146.146.aikido.89.
  • Update linux to version 5.15.0-198.208.aikido.116.
  • Update rootio-linux to version 5.15.0-198.208.aikido.116.
  • Update canonical linux-azure-fde-6.8 to version 6.8.0-1046.53~22.04.1.
  • Update canonical linux-azure-fde to version 6.8.0-1046.53.
  • Update linux to version 6.8.0-147.147.aikido.90.
  • Update rootio-linux to version 6.8.0-147.147.aikido.90.
  • Update linux to version 6.12.113-1.aikido.163.
  • Update rootio-linux to version 6.12.113-1.aikido.163.
  • Update linux to version 6.1.190-1.aikido.167.
  • Update rootio-linux to version 6.1.190-1.aikido.167.
  • Update linux kernel to version 6.16.1.
  • Update linux to version 5.15.0-202.212.aikido.118.
  • Update rootio-linux to version 5.15.0-202.212.aikido.118.
Affected software
Ecosystem VendorProductAffected versions
Root:Debian:13 debian rootio-linux < 6.12.63-1.root.io.64
< 6.12.94-1.root.io.146
Fix: upgrade to 6.12.63-1.root.io.64
Root:Debian:12 debian rootio-linux < 6.1.159-1.root.io.75
< 6.1.174-1.root.io.146
Fix: upgrade to 6.1.159-1.root.io.75
– linux linux_kernel >= 5.15, < 6.1.148
>= 6.2, < 6.6.102
>= 6.7, < 6.12.42
>= 6.13, < 6.15.10
>= 6.16, < 6.16.1
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
– debian debian_linux 11.0
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
Ubuntu:Pro:14.04:LTS canonical linux All versions
Ubuntu:Pro:14.04:LTS canonical linux-aws All versions
Ubuntu:Pro:14.04:LTS canonical linux-azure All versions
Ubuntu:Pro:14.04:LTS canonical linux-lts-xenial All versions
Ubuntu:Pro:16.04:LTS canonical linux-aws-hwe All versions
Ubuntu:Pro:16.04:LTS canonical linux-gcp All versions
Ubuntu:Pro:16.04:LTS canonical linux-hwe All versions
Ubuntu:16.04:LTS canonical linux-hwe-edge All versions
Ubuntu:Pro:16.04:LTS canonical linux-kvm All versions
Ubuntu:Pro:16.04:LTS canonical linux-oracle All versions
Ubuntu:Pro:FIPS:16.04:LTS canonical linux-fips All versions
Ubuntu:18.04:LTS canonical linux-aws-5.0 All versions
Ubuntu:18.04:LTS canonical linux-aws-5.3 All versions
Ubuntu:Pro:18.04:LTS canonical linux-aws-5.4 All versions
Ubuntu:Pro:18.04:LTS canonical linux-azure-4.15 All versions
Ubuntu:18.04:LTS canonical linux-azure-5.3 All versions
Ubuntu:Pro:18.04:LTS canonical linux-azure-5.4 All versions
Ubuntu:18.04:LTS canonical linux-azure-edge All versions
Ubuntu:Pro:18.04:LTS canonical linux-gcp-4.15 All versions
Ubuntu:18.04:LTS canonical linux-gcp-5.3 All versions
Ubuntu:Pro:18.04:LTS canonical linux-gcp-5.4 All versions
Ubuntu:18.04:LTS canonical linux-gke-4.15 All versions
Ubuntu:18.04:LTS canonical linux-gke-5.4 All versions
Ubuntu:18.04:LTS canonical linux-gkeop-5.4 All versions
Ubuntu:Pro:18.04:LTS canonical linux-hwe-5.4 All versions
Ubuntu:Pro:18.04:LTS canonical linux-ibm-5.4 All versions
Ubuntu:18.04:LTS canonical linux-oem All versions
Ubuntu:18.04:LTS canonical linux-oracle-5.0 All versions
Ubuntu:18.04:LTS canonical linux-oracle-5.3 All versions
Ubuntu:Pro:18.04:LTS canonical linux-oracle-5.4 All versions
Ubuntu:Pro:18.04:LTS canonical linux-raspi-5.4 All versions
Ubuntu:Pro:FIPS-updates:18.04:LTS canonical linux-aws-fips All versions
Ubuntu:Pro:FIPS-updates:18.04:LTS canonical linux-azure-fips All versions
Ubuntu:Pro:FIPS-updates:18.04:LTS canonical linux-gcp-fips All versions
Ubuntu:20.04:LTS canonical linux-aws-5.11 All versions
Ubuntu:20.04:LTS canonical linux-aws-5.13 All versions
Ubuntu:Pro:20.04:LTS canonical linux-aws-5.15 < 5.15.0-1112.119~20.04.1
Fix: upgrade to 5.15.0-1112.119~20.04.1
Ubuntu:20.04:LTS canonical linux-aws-5.8 All versions
Ubuntu:20.04:LTS canonical linux-azure-5.11 All versions
Ubuntu:20.04:LTS canonical linux-azure-5.13 All versions
Ubuntu:Pro:20.04:LTS canonical linux-azure-5.15 < 5.15.0-1117.126~20.04.1
Fix: upgrade to 5.15.0-1117.126~20.04.1
Ubuntu:20.04:LTS canonical linux-azure-5.8 All versions
Ubuntu:20.04:LTS canonical linux-azure-fde All versions
Ubuntu:Pro:20.04:LTS canonical linux-azure-fde-5.15 < 5.15.0-1117.126~20.04.2
Fix: upgrade to 5.15.0-1117.126~20.04.2
Ubuntu:Pro:20.04:LTS canonical linux-bluefield All versions
Ubuntu:20.04:LTS canonical linux-gcp-5.11 All versions
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Ecosystem VendorProductAffected versions
Ubuntu:20.04:LTS canonical linux-gcp-5.13 All versions
Ubuntu:Pro:20.04:LTS canonical linux-gcp-5.15 < 5.15.0-1112.122~20.04.1
Fix: upgrade to 5.15.0-1112.122~20.04.1
Ubuntu:20.04:LTS canonical linux-gcp-5.8 All versions
Ubuntu:20.04:LTS canonical linux-gke All versions
Ubuntu:20.04:LTS canonical linux-gke-5.15 All versions
Ubuntu:20.04:LTS canonical linux-gkeop All versions
Ubuntu:20.04:LTS canonical linux-gkeop-5.15 All versions
Ubuntu:20.04:LTS canonical linux-hwe-5.11 All versions
Ubuntu:20.04:LTS canonical linux-hwe-5.13 All versions
Ubuntu:Pro:20.04:LTS canonical linux-hwe-5.15 < 5.15.0-186.196~20.04.1
Fix: upgrade to 5.15.0-186.196~20.04.1
Ubuntu:20.04:LTS canonical linux-hwe-5.8 All versions
Ubuntu:Pro:20.04:LTS canonical linux-ibm All versions
Ubuntu:Pro:20.04:LTS canonical linux-ibm-5.15 < 5.15.0-1106.110~20.04.1
Fix: upgrade to 5.15.0-1106.110~20.04.1
Ubuntu:20.04:LTS canonical linux-intel-5.13 All versions
Ubuntu:Pro:20.04:LTS canonical linux-intel-iotg-5.15 < 5.15.0-1107.113~20.04.1
Fix: upgrade to 5.15.0-1107.113~20.04.1
Ubuntu:Pro:20.04:LTS canonical linux-iot All versions
Ubuntu:Pro:20.04:LTS canonical linux-lowlatency-hwe-5.15 < 5.15.0-184.194~20.04.1
Fix: upgrade to 5.15.0-184.194~20.04.1
Ubuntu:Pro:20.04:LTS canonical linux-nvidia-tegra-5.15 < 5.15.0-1064.66~20.04.1
Fix: upgrade to 5.15.0-1064.66~20.04.1
Ubuntu:20.04:LTS canonical linux-oem-5.10 All versions
Ubuntu:20.04:LTS canonical linux-oem-5.13 All versions
Ubuntu:20.04:LTS canonical linux-oem-5.14 All versions
Ubuntu:20.04:LTS canonical linux-oem-5.6 All versions
Ubuntu:20.04:LTS canonical linux-oracle-5.11 All versions
Ubuntu:20.04:LTS canonical linux-oracle-5.13 All versions
Ubuntu:Pro:20.04:LTS canonical linux-oracle-5.15 < 5.15.0-1109.115~20.04.1
Fix: upgrade to 5.15.0-1109.115~20.04.1
Ubuntu:20.04:LTS canonical linux-oracle-5.8 All versions
Ubuntu:Pro:20.04:LTS canonical linux-raspi All versions
Ubuntu:20.04:LTS canonical linux-raspi2 All versions
Ubuntu:20.04:LTS canonical linux-riscv All versions
Ubuntu:20.04:LTS canonical linux-riscv-5.11 All versions
Ubuntu:Pro:20.04:LTS canonical linux-riscv-5.15 < 5.15.0-1106.110~20.04.1
Fix: upgrade to 5.15.0-1106.110~20.04.1
Ubuntu:20.04:LTS canonical linux-riscv-5.8 All versions
Ubuntu:Pro:20.04:LTS canonical linux-xilinx-zynqmp All versions
Ubuntu:22.04:LTS canonical linux < 5.15.0-186.196
Fix: upgrade to 5.15.0-186.196
Ubuntu:22.04:LTS canonical linux-allwinner-5.19 All versions
Ubuntu:22.04:LTS canonical linux-aws < 5.15.0-1112.119
Fix: upgrade to 5.15.0-1112.119
Ubuntu:22.04:LTS canonical linux-aws-5.19 All versions
Ubuntu:22.04:LTS canonical linux-aws-6.2 All versions
Ubuntu:22.04:LTS canonical linux-aws-6.5 All versions
Ubuntu:22.04:LTS canonical linux-aws-6.8 < 6.8.0-1046.49~22.04.1
Fix: upgrade to 6.8.0-1046.49~22.04.1
Ubuntu:22.04:LTS canonical linux-azure < 5.15.0-1117.126
Fix: upgrade to 5.15.0-1117.126
Ubuntu:22.04:LTS canonical linux-azure-5.19 All versions
Ubuntu:22.04:LTS canonical linux-azure-6.2 All versions
Ubuntu:22.04:LTS canonical linux-azure-6.5 All versions
Ubuntu:22.04:LTS canonical linux-azure-6.8 < 6.8.0-1051.57~22.04.1
Fix: upgrade to 6.8.0-1051.57~22.04.1
Ubuntu:22.04:LTS canonical linux-azure-fde < 5.15.0-1117.126
Fix: upgrade to 5.15.0-1117.126
Ubuntu:22.04:LTS canonical linux-azure-fde-5.19 All versions
Ubuntu:22.04:LTS canonical linux-azure-fde-6.2 All versions
Ubuntu:22.04:LTS canonical linux-azure-fde-6.8 < 6.8.0-1046.53~22.04.1
Fix: upgrade to 6.8.0-1046.53~22.04.1
Ubuntu:22.04:LTS canonical linux-gcp < 5.15.0-1112.122
Fix: upgrade to 5.15.0-1112.122
Ubuntu:22.04:LTS canonical linux-gcp-5.19 All versions
Ubuntu:22.04:LTS canonical linux-gcp-6.2 All versions
Ubuntu:22.04:LTS canonical linux-gcp-6.5 All versions
Ubuntu:22.04:LTS canonical linux-gcp-6.8 < 6.8.0-1047.50~22.04.2
Fix: upgrade to 6.8.0-1047.50~22.04.2
Ubuntu:22.04:LTS canonical linux-gke < 5.15.0-1108.114
Fix: upgrade to 5.15.0-1108.114
Ubuntu:22.04:LTS canonical linux-gkeop < 5.15.0-1095.103
Fix: upgrade to 5.15.0-1095.103
Ubuntu:22.04:LTS canonical linux-hwe-5.19 All versions
Ubuntu:22.04:LTS canonical linux-hwe-6.2 All versions
Ubuntu:22.04:LTS canonical linux-hwe-6.5 All versions
Ubuntu:22.04:LTS canonical linux-hwe-6.8 < 6.8.0-100.100~22.04.1
Fix: upgrade to 6.8.0-100.100~22.04.1
Ubuntu:22.04:LTS canonical linux-ibm < 5.15.0-1106.110
Fix: upgrade to 5.15.0-1106.110
Ubuntu:22.04:LTS canonical linux-ibm-6.8 < 6.8.0-1044.44~22.04.1
Fix: upgrade to 6.8.0-1044.44~22.04.1
Ubuntu:22.04:LTS canonical linux-intel-iot-realtime All versions
Ubuntu:22.04:LTS canonical linux-intel-iotg < 5.15.0-1107.113
Fix: upgrade to 5.15.0-1107.113
Ubuntu:22.04:LTS canonical linux-kvm < 5.15.0-1104.109
Fix: upgrade to 5.15.0-1104.109
Ubuntu:22.04:LTS canonical linux-lowlatency < 5.15.0-184.194
Fix: upgrade to 5.15.0-184.194
Ubuntu:22.04:LTS canonical linux-lowlatency-hwe-5.19 All versions
Ubuntu:22.04:LTS canonical linux-lowlatency-hwe-6.2 All versions
Ubuntu:22.04:LTS canonical linux-lowlatency-hwe-6.5 All versions
Ubuntu:22.04:LTS canonical linux-lowlatency-hwe-6.8 < 6.8.0-100.100.1~22.04.1
Fix: upgrade to 6.8.0-100.100.1~22.04.1
Ubuntu:22.04:LTS canonical linux-nvidia < 5.15.0-1107.108
Fix: upgrade to 5.15.0-1107.108
Ubuntu:22.04:LTS canonical linux-nvidia-6.2 All versions
Ubuntu:22.04:LTS canonical linux-nvidia-6.5 All versions
Ubuntu:22.04:LTS canonical linux-nvidia-6.8 < 6.8.0-1046.49~22.04.1
Fix: upgrade to 6.8.0-1046.49~22.04.1
Ubuntu:22.04:LTS canonical linux-nvidia-tegra < 5.15.0-1064.66
Fix: upgrade to 5.15.0-1064.66
Ubuntu:22.04:LTS canonical linux-nvidia-tegra-igx < 5.15.0-1053.53
Fix: upgrade to 5.15.0-1053.53
Ubuntu:22.04:LTS canonical linux-oem-5.17 All versions
Ubuntu:22.04:LTS canonical linux-oem-6.0 All versions
Ubuntu:22.04:LTS canonical linux-oem-6.1 All versions
Ubuntu:22.04:LTS canonical linux-oem-6.5 All versions
Ubuntu:22.04:LTS canonical linux-oracle < 5.15.0-1109.115
Fix: upgrade to 5.15.0-1109.115
Ubuntu:22.04:LTS canonical linux-oracle-6.5 All versions
Ubuntu:22.04:LTS canonical linux-oracle-6.8 < 6.8.0-1043.44~22.04.1
Fix: upgrade to 6.8.0-1043.44~22.04.1
Ubuntu:22.04:LTS canonical linux-realtime All versions
Ubuntu:22.04:LTS canonical linux-riscv-5.19 All versions
Ubuntu:22.04:LTS canonical linux-riscv-6.5 All versions
Ubuntu:22.04:LTS canonical linux-riscv-6.8 < 6.8.0-100.100~22.04.1
Fix: upgrade to 6.8.0-100.100~22.04.1
Ubuntu:22.04:LTS canonical linux-starfive-5.19 All versions
Ubuntu:22.04:LTS canonical linux-starfive-6.2 All versions
Ubuntu:22.04:LTS canonical linux-starfive-6.5 All versions
Ubuntu:22.04:LTS canonical linux-xilinx-zynqmp < 5.15.0-1075.79
Fix: upgrade to 5.15.0-1075.79
Ubuntu:Nvidia-BlueField:22.04:LTS canonical linux-bluefield < 5.15.0-1096.98
Fix: upgrade to 5.15.0-1096.98
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-aws-fips < 5.15.0-1112.119+fips1
Fix: upgrade to 5.15.0-1112.119+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-azure-fips < 5.15.0-1117.126+fips1
Fix: upgrade to 5.15.0-1117.126+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-fips < 5.15.0-186.196+fips1
Fix: upgrade to 5.15.0-186.196+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-gcp-fips < 5.15.0-1112.122+fips1
Fix: upgrade to 5.15.0-1112.122+fips1
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-intel-iot-realtime < 5.15.0-1104.106
Fix: upgrade to 5.15.0-1104.106
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-realtime < 5.15.0-1111.120
Fix: upgrade to 5.15.0-1111.120
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-realtime-6.8 < 6.8.1-1041.42~22.04.1
Fix: upgrade to 6.8.1-1041.42~22.04.1
Ubuntu:24.04:LTS canonical linux < 6.8.0-100.100
Fix: upgrade to 6.8.0-100.100
Ubuntu:24.04:LTS canonical linux-aws < 6.8.0-1046.49
Fix: upgrade to 6.8.0-1046.49
Ubuntu:24.04:LTS canonical linux-aws-6.14 < 6.14.0-1017.17~24.04.1
Fix: upgrade to 6.14.0-1017.17~24.04.1
Ubuntu:24.04:LTS canonical linux-azure < 6.8.0-1046.52
Fix: upgrade to 6.8.0-1046.52
Ubuntu:24.04:LTS canonical linux-azure-6.11 All versions
Ubuntu:24.04:LTS canonical linux-azure-6.14 < 6.14.0-1017.17~24.04.1
Fix: upgrade to 6.14.0-1017.17~24.04.1
Ubuntu:24.04:LTS canonical linux-azure-fde-6.14 All versions
Ubuntu:24.04:LTS canonical linux-azure-nvidia All versions
Ubuntu:24.04:LTS canonical linux-azure-nvidia-6.14 All versions
Ubuntu:24.04:LTS canonical linux-gcp < 6.8.0-1047.50
Fix: upgrade to 6.8.0-1047.50
Ubuntu:24.04:LTS canonical linux-gcp-6.11 All versions
Ubuntu:24.04:LTS canonical linux-gcp-6.14 < 6.14.0-1020.21~24.04.1
Fix: upgrade to 6.14.0-1020.21~24.04.1
Ubuntu:24.04:LTS canonical linux-gke < 6.8.0-1043.48
Fix: upgrade to 6.8.0-1043.48
Ubuntu:24.04:LTS canonical linux-gkeop < 6.8.0-1030.33
Fix: upgrade to 6.8.0-1030.33
Ubuntu:24.04:LTS canonical linux-hwe-6.11 All versions
Ubuntu:24.04:LTS canonical linux-ibm < 6.8.0-1044.44
Fix: upgrade to 6.8.0-1044.44
Ubuntu:24.04:LTS canonical linux-intel All versions
Ubuntu:24.04:LTS canonical linux-lowlatency < 6.8.0-100.100.1
Fix: upgrade to 6.8.0-100.100.1
Ubuntu:24.04:LTS canonical linux-lowlatency-hwe-6.11 All versions
Ubuntu:24.04:LTS canonical linux-nvidia < 6.8.0-1046.49
Fix: upgrade to 6.8.0-1046.49
Ubuntu:24.04:LTS canonical linux-nvidia-6.11 All versions
Ubuntu:24.04:LTS canonical linux-nvidia-lowlatency < 6.8.0-1046.49.1
Fix: upgrade to 6.8.0-1046.49.1
Ubuntu:24.04:LTS canonical linux-nvidia-tegra < 6.8.0-1020.20
Fix: upgrade to 6.8.0-1020.20
Ubuntu:24.04:LTS canonical linux-oem-6.11 All versions
Ubuntu:24.04:LTS canonical linux-oem-6.14 < 6.14.0-1016.16
Fix: upgrade to 6.14.0-1016.16
Ubuntu:24.04:LTS canonical linux-oem-6.8 All versions
Ubuntu:24.04:LTS canonical linux-oracle < 6.8.0-1043.44
Fix: upgrade to 6.8.0-1043.44
Ubuntu:24.04:LTS canonical linux-oracle-6.14 < 6.14.0-1017.17~24.04.1
Fix: upgrade to 6.14.0-1017.17~24.04.1
Ubuntu:24.04:LTS canonical linux-raspi < 6.8.0-1047.51
Fix: upgrade to 6.8.0-1047.51
Ubuntu:24.04:LTS canonical linux-raspi-realtime All versions
Ubuntu:24.04:LTS canonical linux-riscv-6.14 < 6.14.0-36.36.1~24.04.1
Fix: upgrade to 6.14.0-36.36.1~24.04.1
Ubuntu:24.04:LTS canonical linux-xilinx < 6.8.0-1023.24
Fix: upgrade to 6.8.0-1023.24
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-aws-fips < 6.8.0-1046.49+fips1
Fix: upgrade to 6.8.0-1046.49+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-azure-fips < 6.8.0-1046.52+fips1
Fix: upgrade to 6.8.0-1046.52+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-fips < 6.8.0-100.100+fips1
Fix: upgrade to 6.8.0-100.100+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-gcp-fips < 6.8.0-1047.50+fips1
Fix: upgrade to 6.8.0-1047.50+fips1
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-raspi-realtime < 6.8.0-2037.38
Fix: upgrade to 6.8.0-2037.38
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-realtime < 6.8.1-1041.42
Fix: upgrade to 6.8.1-1041.42
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-realtime-6.14 < 6.14.0-1016.16~24.04.1
Fix: upgrade to 6.14.0-1016.16~24.04.1
Root:Ubuntu:24.04 canonical rootio-linux < 6.8.0-136.136.root.io.83
Fix: upgrade to 6.8.0-136.136.root.io.83
Root:Debian:11 debian rootio-linux < 5.10.247-1.root.io.42
Fix: upgrade to 5.10.247-1.root.io.42
Root:Ubuntu:22.04 canonical rootio-linux < 5.15.0-186.196.root.io.103
Fix: upgrade to 5.15.0-186.196.root.io.103
Ubuntu:22.04:LTS canonical linux-raspi < 5.15.0-1106.109
Fix: upgrade to 5.15.0-1106.109
Ubuntu:Nvidia-BlueField:24.04:LTS canonical linux-bluefield < 6.8.0-1016.20
Fix: upgrade to 6.8.0-1016.20
Root:Ubuntu:24.04 – linux < 6.8.0-146.146.aikido.89
< 6.8.0-147.147.aikido.90
Fix: upgrade to 6.8.0-146.146.aikido.89
Root:Ubuntu:24.04 – rootio-linux < 6.8.0-146.146.aikido.89
< 6.8.0-147.147.aikido.90
Fix: upgrade to 6.8.0-146.146.aikido.89
Root:Ubuntu:22.04 – linux < 5.15.0-198.208.aikido.116
< 5.15.0-202.212.aikido.118
Fix: upgrade to 5.15.0-198.208.aikido.116
Root:Ubuntu:22.04 – rootio-linux < 5.15.0-198.208.aikido.116
< 5.15.0-202.212.aikido.118
Fix: upgrade to 5.15.0-198.208.aikido.116
Ubuntu:24.04:LTS canonical linux-azure-fde < 6.8.0-1046.53
Fix: upgrade to 6.8.0-1046.53
Root:Debian:13 – linux < 6.12.113-1.aikido.163
Fix: upgrade to 6.12.113-1.aikido.163
Root:Debian:13 – rootio-linux < 6.12.113-1.aikido.163
Fix: upgrade to 6.12.113-1.aikido.163
Root:Debian:12 – linux < 6.1.190-1.aikido.167
Fix: upgrade to 6.1.190-1.aikido.167
Root:Debian:12 – rootio-linux < 6.1.190-1.aikido.167
Fix: upgrade to 6.1.190-1.aikido.167
Linux linux kernel >= 6.16.0, < 6.16.1
Fix: upgrade to 6.16.1
Original advisory text
CVE-2025-38562 in linux - Patched by Root
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference error in generate_encryptionkey If client send two session setups with krb5 authenticate to ksmbd, null pointer dereference error in generate_encryptionkey could happen. sess->Preauth_HashValue is set to NULL if session is valid. So this patch skip generate encryption key if session is valid.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
7.8 High
Exploitation
13% chance of attack within 30 days
Type
CWE-476NULL Pointer Dereference
Timeline
Published19 Aug 2025
Updated3 Nov 2026
First seen6 Mar 2026
Track software like this
Free during beta