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5.5

CVE-2025-38480: Linux kernel may write incorrect digital I/O values

CVE-2025-38480 · published 1 year ago
Summary

The Linux kernel’s driver for certain data‑acquisition cards can mistakenly use random data when a command asks for zero samples, causing wrong signals to be sent or recorded on digital inputs/outputs. This affects Debian and Canonical kernels that include the affected driver. Updating the system to the latest kernel release that includes the fix will prevent the incorrect writes.

What to do
  • Update debian rootio-linux to version 6.1.159-1.root.io.75.
  • Update canonical linux-realtime-6.8 to version 6.8.1-1041.42~22.04.1.
  • Update canonical linux-aws-5.15 to version 5.15.0-1097.104~20.04.1.
  • Update canonical linux-azure-5.15 to version 5.15.0-1102.111~20.04.1.
  • Update canonical linux-gcp-5.15 to version 5.15.0-1097.106~20.04.1.
  • Update canonical linux-hwe-5.15 to version 5.15.0-163.173~20.04.1.
  • Update canonical linux-ibm-5.15 to version 5.15.0-1091.94~20.04.1.
  • Update canonical linux-intel-iotg-5.15 to version 5.15.0-1092.98~20.04.1.
  • Update canonical linux-lowlatency-hwe-5.15 to version 5.15.0-163.173~20.04.1.
  • Update canonical linux-nvidia-tegra-5.15 to version 5.15.0-1049.49~20.04.1.
  • Update canonical linux-oracle-5.15 to version 5.15.0-1094.100~20.04.1.
  • Update canonical linux-riscv-5.15 to version 5.15.0-1092.96~20.04.1.
  • Update canonical linux to version 5.15.0-163.173.
  • Update canonical linux-aws to version 5.15.0-1097.104.
  • Update canonical linux-aws-6.8 to version 6.8.0-1046.49~22.04.1.
  • Update canonical linux-azure to version 5.15.0-1101.110.
  • Update canonical linux-azure-6.8 to version 6.8.0-1051.57~22.04.1.
  • Update canonical linux-gcp to version 5.15.0-1097.106.
  • Update canonical linux-gcp-6.8 to version 6.8.0-1047.50~22.04.2.
  • Update canonical linux-gke to version 5.15.0-1093.99.
  • Update canonical linux-gkeop to version 5.15.0-1080.88.
  • Update canonical linux-hwe-6.8 to version 6.8.0-100.100~22.04.1.
  • Update canonical linux-ibm to version 5.15.0-1091.94.
  • Update canonical linux-ibm-6.8 to version 6.8.0-1044.44~22.04.1.
  • Update canonical linux-intel-iotg to version 5.15.0-1092.98.
  • Update canonical linux-kvm to version 5.15.0-1089.94.
  • Update canonical linux-lowlatency to version 5.15.0-163.173.
  • Update canonical linux-lowlatency-hwe-6.8 to version 6.8.0-100.100.1~22.04.1.
  • Update canonical linux-nvidia to version 5.15.0-1092.93.
  • Update canonical linux-nvidia-6.8 to version 6.8.0-1046.49~22.04.1.
  • Update canonical linux-nvidia-tegra to version 5.15.0-1049.49.
  • Update canonical linux-nvidia-tegra-igx to version 5.15.0-1038.38.
  • Update canonical linux-oracle to version 5.15.0-1094.100.
  • Update canonical linux-oracle-6.8 to version 6.8.0-1043.44~22.04.1.
  • Update canonical linux-raspi to version 5.15.0-1091.94.
  • Update canonical linux-riscv-6.8 to version 6.8.0-100.100~22.04.1.
  • Update canonical linux-xilinx-zynqmp to version 5.15.0-1061.65.
  • Update canonical linux-bluefield to version 5.15.0-1081.83.
  • Update canonical linux-aws-fips to version 5.15.0-1097.104+fips1.
  • Update canonical linux-azure-fips to version 5.15.0-1101.110+fips1.
  • Update canonical linux-fips to version 5.15.0-163.173+fips1.
  • Update canonical linux-gcp-fips to version 5.15.0-1097.106+fips1.
  • Update canonical linux-intel-iot-realtime to version 5.15.0-1089.91.
  • Update canonical linux-realtime to version 5.15.0-1096.105.
  • 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 debian rootio-linux to version 5.10.247-1.root.io.42.
  • Update canonical rootio-linux to version 5.15.0-185.195.root.io.99.
  • Update canonical rootio-linux to version 5.15.0-185.195.root.io.101.
  • Update canonical rootio-linux to version 5.15.0-186.196.root.io.103.
  • Update canonical rootio-linux to version 5.15.0-186.196.aikido.104.
  • Update canonical rootio-linux to version 6.8.0-136.136.root.io.83.
  • 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 to version 5.15.0-1102.111.1.
  • 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 kernel to version 6.15.8.
  • Update linux to version 6.1.190-1.aikido.167.
  • Update rootio-linux to version 6.1.190-1.aikido.167.
  • 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:12 debian rootio-linux < 6.1.159-1.root.io.75
Fix: upgrade to 6.1.159-1.root.io.75
– linux linux_kernel >= 2.6.29, < 5.4.297
>= 5.5, < 5.10.241
>= 5.11, < 5.15.190
>= 5.16, < 6.1.147
>= 6.2, < 6.6.100
>= 6.7, < 6.12.40
>= 6.13, < 6.15.8
6.16
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
– debian debian_linux 11.0
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
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: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 All versions
Ubuntu:Pro:16.04:LTS canonical linux-aws All versions
Ubuntu:Pro:16.04:LTS canonical linux-aws-hwe All versions
Ubuntu:Pro:16.04:LTS canonical linux-azure 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:Pro:18.04:LTS canonical linux All versions
Ubuntu:Pro:18.04:LTS canonical linux-aws 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:18.04:LTS canonical linux-azure 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:18.04:LTS canonical linux-gcp 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:18.04:LTS canonical linux-hwe All versions
Ubuntu:Pro:18.04:LTS canonical linux-hwe-5.4 All versions
Ubuntu:18.04:LTS canonical linux-hwe-edge All versions
Ubuntu:Pro:18.04:LTS canonical linux-ibm-5.4 All versions
Ubuntu:Pro:18.04:LTS canonical linux-kvm All versions
Ubuntu:18.04:LTS canonical linux-oem All versions
Ubuntu:Pro:18.04:LTS canonical linux-oracle 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-fips All versions
Ubuntu:Pro:FIPS-updates:18.04:LTS canonical linux-gcp-fips All versions
Showing 50 of 238. Show the rest
Ecosystem VendorProductAffected versions
Ubuntu:Pro:FIPS:18.04:LTS canonical linux-aws-fips All versions
Ubuntu:Pro:FIPS:18.04:LTS canonical linux-azure-fips All versions
Ubuntu:Pro:FIPS:18.04:LTS canonical linux-fips All versions
Ubuntu:Pro:FIPS:18.04:LTS canonical linux-gcp-fips All versions
Ubuntu:Pro:20.04:LTS canonical linux All versions
Ubuntu:Pro:20.04:LTS canonical linux-aws 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 < 5.15.0-1097.104~20.04.1
Fix: upgrade to 5.15.0-1097.104~20.04.1
Ubuntu:20.04:LTS canonical linux-aws-5.8 All versions
Ubuntu:Pro:20.04:LTS canonical linux-azure 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 < 5.15.0-1102.111~20.04.1
Fix: upgrade to 5.15.0-1102.111~20.04.1
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-bluefield All versions
Ubuntu:Pro:20.04:LTS canonical linux-gcp All versions
Ubuntu:20.04:LTS canonical linux-gcp-5.11 All versions
Ubuntu:20.04:LTS canonical linux-gcp-5.13 All versions
Ubuntu:Pro:20.04:LTS canonical linux-gcp-5.15 < 5.15.0-1097.106~20.04.1
Fix: upgrade to 5.15.0-1097.106~20.04.1
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 < 5.15.0-163.173~20.04.1
Fix: upgrade to 5.15.0-163.173~20.04.1
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 < 5.15.0-1091.94~20.04.1
Fix: upgrade to 5.15.0-1091.94~20.04.1
Ubuntu:20.04:LTS canonical linux-intel-5.13 All versions
Ubuntu:Pro:20.04:LTS canonical linux-intel-iotg-5.15 < 5.15.0-1092.98~20.04.1
Fix: upgrade to 5.15.0-1092.98~20.04.1
Ubuntu:Pro:20.04:LTS canonical linux-iot All versions
Ubuntu:Pro:20.04:LTS canonical linux-kvm All versions
Ubuntu:Pro:20.04:LTS canonical linux-lowlatency-hwe-5.15 < 5.15.0-163.173~20.04.1
Fix: upgrade to 5.15.0-163.173~20.04.1
Ubuntu:Pro:20.04:LTS canonical linux-nvidia-tegra-5.15 < 5.15.0-1049.49~20.04.1
Fix: upgrade to 5.15.0-1049.49~20.04.1
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:Pro:20.04:LTS canonical linux-oracle 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 < 5.15.0-1094.100~20.04.1
Fix: upgrade to 5.15.0-1094.100~20.04.1
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 < 5.15.0-1092.96~20.04.1
Fix: upgrade to 5.15.0-1092.96~20.04.1
Ubuntu:20.04:LTS canonical linux-riscv-5.8 All versions
Ubuntu:Pro:20.04:LTS canonical linux-xilinx-zynqmp All versions
Ubuntu:Pro:FIPS-updates:20.04:LTS canonical linux-aws-fips All versions
Ubuntu:Pro:FIPS-updates:20.04:LTS canonical linux-azure-fips All versions
Ubuntu:Pro:FIPS-updates:20.04:LTS canonical linux-fips All versions
Ubuntu:Pro:FIPS-updates:20.04:LTS canonical linux-gcp-fips All versions
Ubuntu:Pro:FIPS:20.04:LTS canonical linux-aws-fips All versions
Ubuntu:Pro:FIPS:20.04:LTS canonical linux-azure-fips All versions
Ubuntu:Pro:FIPS:20.04:LTS canonical linux-fips All versions
Ubuntu:Pro:FIPS:20.04:LTS canonical linux-gcp-fips All versions
Ubuntu:22.04:LTS canonical linux < 5.15.0-163.173
Fix: upgrade to 5.15.0-163.173
Ubuntu:22.04:LTS canonical linux-allwinner-5.19 All versions
Ubuntu:22.04:LTS canonical linux-aws < 5.15.0-1097.104
Fix: upgrade to 5.15.0-1097.104
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 < 5.15.0-1101.110
Fix: upgrade to 5.15.0-1101.110
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 < 5.15.0-1102.111.1
Fix: upgrade to 5.15.0-1102.111.1
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 < 5.15.0-1097.106
Fix: upgrade to 5.15.0-1097.106
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 < 5.15.0-1093.99
Fix: upgrade to 5.15.0-1093.99
Ubuntu:22.04:LTS canonical linux-gkeop < 5.15.0-1080.88
Fix: upgrade to 5.15.0-1080.88
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 < 5.15.0-1091.94
Fix: upgrade to 5.15.0-1091.94
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 < 5.15.0-1092.98
Fix: upgrade to 5.15.0-1092.98
Ubuntu:22.04:LTS canonical linux-kvm < 5.15.0-1089.94
Fix: upgrade to 5.15.0-1089.94
Ubuntu:22.04:LTS canonical linux-lowlatency < 5.15.0-163.173
Fix: upgrade to 5.15.0-163.173
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 < 5.15.0-1092.93
Fix: upgrade to 5.15.0-1092.93
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 < 5.15.0-1049.49
Fix: upgrade to 5.15.0-1049.49
Ubuntu:22.04:LTS canonical linux-nvidia-tegra-igx < 5.15.0-1038.38
Fix: upgrade to 5.15.0-1038.38
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 < 5.15.0-1094.100
Fix: upgrade to 5.15.0-1094.100
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-raspi < 5.15.0-1091.94
Fix: upgrade to 5.15.0-1091.94
Ubuntu:22.04:LTS canonical linux-realtime All versions
Ubuntu:22.04:LTS canonical linux-riscv 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 < 5.15.0-1061.65
Fix: upgrade to 5.15.0-1061.65
Ubuntu:Nvidia-BlueField:22.04:LTS canonical linux-bluefield < 5.15.0-1081.83
Fix: upgrade to 5.15.0-1081.83
Ubuntu:Pro:FIPS-preview:22.04:LTS canonical linux-aws-fips All versions
Ubuntu:Pro:FIPS-preview:22.04:LTS canonical linux-azure-fips All versions
Ubuntu:Pro:FIPS-preview:22.04:LTS canonical linux-fips All versions
Ubuntu:Pro:FIPS-preview:22.04:LTS canonical linux-gcp-fips All versions
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-aws-fips < 5.15.0-1097.104+fips1
Fix: upgrade to 5.15.0-1097.104+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-azure-fips < 5.15.0-1101.110+fips1
Fix: upgrade to 5.15.0-1101.110+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-fips < 5.15.0-163.173+fips1
Fix: upgrade to 5.15.0-163.173+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-gcp-fips < 5.15.0-1097.106+fips1
Fix: upgrade to 5.15.0-1097.106+fips1
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-intel-iot-realtime < 5.15.0-1089.91
Fix: upgrade to 5.15.0-1089.91
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-realtime < 5.15.0-1096.105
Fix: upgrade to 5.15.0-1096.105
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 < 6.8.0-1046.53
Fix: upgrade to 6.8.0-1046.53
Ubuntu:24.04:LTS canonical linux-azure-fde-6.14 All versions
Ubuntu:24.04:LTS canonical linux-azure-fde-6.17 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-realtime All versions
Ubuntu:24.04:LTS canonical linux-riscv 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
Ubuntu:25.10 canonical linux-azure-fde All versions
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 < 5.15.0-185.195.root.io.99
< 5.15.0-185.195.root.io.101
< 5.15.0-186.196.root.io.103
< 5.15.0-186.196.aikido.104
Fix: upgrade to 5.15.0-185.195.root.io.99
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
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
Linux linux kernel >= 6.13.0, < 6.15.8
Fix: upgrade to 6.15.8
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
Original advisory text
CVE-2025-38480 in linux - Patched by Root
In the Linux kernel, the following vulnerability has been resolved: comedi: Fix use of uninitialized data in insn_rw_emulate_bits() For Comedi `INSN_READ` and `INSN_WRITE` instructions on "digital" subdevices (subdevice types `COMEDI_SUBD_DI`, `COMEDI_SUBD_DO`, and `COMEDI_SUBD_DIO`), it is common for the subdevice driver not to have `insn_read` and `insn_write` handler functions, but to have an `insn_bits` handler function for handling Comedi `INSN_BITS` instructions. In that case, the subdevice's `insn_read` and/or `insn_write` function handler pointers are set to point to the `insn_rw_emulate_bits()` function by `__comedi_device_postconfig()`. For `INSN_WRITE`, `insn_rw_emulate_bits()` currently assumes that the supplied `data[0]` value is a valid copy from user memory. It will at least exist because `do_insnlist_ioctl()` and `do_insn_ioctl()` in "comedi_fops.c" ensure at lease `MIN_SAMPLES` (16) elements are allocated. However, if `insn->n` is 0 (which is allowable for `INSN_READ` and `INSN_WRITE` instructions, then `data[0]` may contain uninitialized data, and certainly contains invalid data, possibly from a different instruction in the array of instructions handled by `do_insnlist_ioctl()`. This will result in an incorrect value being written to the digital output channel (or to the digital input/output channel if configured as an output), and may be reflected in the internal saved state of the channel. Fix it by returning 0 early if `insn->n` is 0, before reaching the code that accesses `data[0]`. Previously, the function always returned 1 on success, but it is supposed to be the number of data samples actually read or written up to `insn->n`, which is 0 in this case.
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
5.5 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-908Use of Uninitialized Resource
Timeline
Published28 Jul 2025
Updated3 Nov 2026
First seen6 Mar 2026
Track software like this
Free during beta