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9.4

CVE-2026-31432: Linux updates stop remote code execution risk

CVE-2026-31432 · published 1 day ago
Summary

Several Linux packages for Ubuntu 22.04 and related cloud images have been updated to close a flaw that could let an attacker run their own code on the system. Applying the latest package versions from your distribution’s normal update channel will protect your servers and workstations. Make sure your regular update process is enabled and install the new packages promptly.

What to do
  • Update canonical linux-nvidia to version 7.0.0-1006.6.
  • Update debian linux to version 6.19.12-1.
  • Update bellsoft linux-lts to version 6.12.81-r0.
  • Update canonical linux-aws-6.8 to version 6.8.0-1061.64~22.04.1.
  • Update canonical linux-azure-6.8 to version 6.8.0-1063.71~22.04.1.
  • Update canonical linux-azure-fde-6.8 to version 6.8.0-1062.69~22.04.1.
  • Update canonical linux-gcp-6.8 to version 6.8.0-1064.72~22.04.1.
  • Update canonical linux-hwe-6.8 to version 6.8.0-136.136~22.04.1.
  • Update canonical linux-ibm-6.8 to version 6.8.0-1061.62~22.04.1.
  • Update canonical linux-lowlatency-hwe-6.8 to version 6.8.0-136.136.2~22.04.1.
  • Update canonical linux-nvidia-6.8 to version 6.8.0-1059.62~22.04.1.
  • Update canonical linux-oracle-6.8 to version 6.8.0-1058.61~22.04.1.
  • Update canonical linux-riscv-6.8 to version 6.8.0-136.136~22.04.3.
  • Update canonical linux-realtime-6.8 to version 6.8.1-1056.57~22.04.2.
  • Update canonical linux to version 6.8.0-136.136.
  • Update canonical linux-aws to version 6.8.0-1061.64.
  • Update canonical linux-azure to version 6.8.0-1063.71.
  • Update canonical linux-azure-fde to version 6.8.0-1062.69.
  • Update canonical linux-gcp to version 6.8.0-1064.72.
  • Update canonical linux-gke to version 6.8.0-1059.67.
  • Update canonical linux-gkeop to version 6.8.0-1046.50.
  • Update canonical linux-ibm to version 6.8.0-1061.62.
  • Update canonical linux-lowlatency to version 6.8.0-136.136.2.
  • Update canonical linux-nvidia to version 6.8.0-1059.62.
  • Update canonical linux-nvidia-lowlatency to version 6.8.0-1059.62.1.
  • Update canonical linux-nvidia-tegra to version 6.8.0-1030.31.
  • Update canonical linux-oracle to version 6.8.0-1058.61.
  • Update canonical linux-raspi to version 6.8.0-1061.65.
  • Update canonical linux-xilinx to version 6.8.0-1033.34.
  • Update canonical linux-aws-fips to version 6.8.0-1061.64+fips1.
  • Update canonical linux-azure-fips to version 6.8.0-1063.71+fips2.
  • Update canonical linux-fips to version 6.8.0-136.136+fips2.
  • Update canonical linux-gcp-fips to version 6.8.0-1064.72+fips1.
  • Update canonical linux-raspi-realtime to version 6.8.0-2050.52.
  • Update canonical linux-realtime to version 6.8.1-1056.57.
  • Update debian rootio-linux to version 6.1.170-1.root.io.124.
  • Update canonical linux to version 6.8.0-137.137.aikido.85.
  • Update canonical rootio-linux to version 6.8.0-137.137.aikido.85.
  • Update canonical linux-bluefield to version 6.8.0-1028.33.
  • Update debian linux to version 6.12.85-1.
  • Update linux kernel to version 6.19.12.
  • 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 linux linux to version 850452af77f55d185f9445e1f7a1db53c5e4aad4 or later.
Affected software
Ecosystem VendorProductAffected versions
Debian:12 debian linux All versions
Debian:13 debian linux < 6.12.85-1
Fix: upgrade to 6.12.85-1
Debian:14 debian linux < 6.19.12-1
Fix: upgrade to 6.19.12-1
Ubuntu:20.04:LTS canonical linux-gke All versions
Ubuntu:16.04:LTS canonical linux-hwe-edge 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:18.04:LTS canonical linux-azure All versions
Ubuntu:18.04:LTS canonical linux-azure-5.3 All versions
Ubuntu:18.04:LTS canonical linux-azure-edge All versions
Ubuntu:18.04:LTS canonical linux-gcp All versions
Ubuntu:18.04:LTS canonical linux-gcp-5.3 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:18.04:LTS canonical linux-hwe-edge 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: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 All versions
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 All versions
Ubuntu:20.04:LTS canonical linux-azure-5.8 All versions
Ubuntu:20.04:LTS canonical linux-azure-fde 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 All versions
Ubuntu:20.04:LTS canonical linux-gcp-5.8 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 All versions
Ubuntu:20.04:LTS canonical linux-hwe-5.8 All versions
Ubuntu:Pro:20.04:LTS canonical linux-ibm-5.15 All versions
Ubuntu:20.04:LTS canonical linux-intel-5.13 All versions
Ubuntu:Pro:20.04:LTS canonical linux-intel-iotg-5.15 All versions
Ubuntu:Pro:20.04:LTS canonical linux-lowlatency-hwe-5.15 All versions
Ubuntu:Pro:20.04:LTS canonical linux-nvidia-tegra-5.15 All versions
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
Showing 50 of 202. Show the rest
Ecosystem VendorProductAffected versions
Ubuntu:20.04:LTS canonical linux-oracle-5.13 All versions
Ubuntu:Pro:20.04:LTS canonical linux-oracle-5.15 All versions
Ubuntu:20.04:LTS canonical linux-oracle-5.8 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 All versions
Ubuntu:20.04:LTS canonical linux-riscv-5.8 All versions
Ubuntu:22.04:LTS canonical linux All versions
Ubuntu:22.04:LTS canonical linux-allwinner-5.19 All versions
Ubuntu:22.04:LTS canonical linux-aws All versions
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 < 6.8.0-1061.64~22.04.1
Fix: upgrade to 6.8.0-1061.64~22.04.1
Ubuntu:22.04:LTS canonical linux-azure All versions
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 < 6.8.0-1063.71~22.04.1
Fix: upgrade to 6.8.0-1063.71~22.04.1
Ubuntu:22.04:LTS canonical linux-azure-fde All versions
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 < 6.8.0-1062.69~22.04.1
Fix: upgrade to 6.8.0-1062.69~22.04.1
Ubuntu:22.04:LTS canonical linux-gcp All versions
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 < 6.8.0-1064.72~22.04.1
Fix: upgrade to 6.8.0-1064.72~22.04.1
Ubuntu:22.04:LTS canonical linux-gke All versions
Ubuntu:22.04:LTS canonical linux-gkeop All versions
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 < 6.8.0-136.136~22.04.1
Fix: upgrade to 6.8.0-136.136~22.04.1
Ubuntu:22.04:LTS canonical linux-ibm All versions
Ubuntu:22.04:LTS canonical linux-ibm-6.8 < 6.8.0-1061.62~22.04.1
Fix: upgrade to 6.8.0-1061.62~22.04.1
Ubuntu:22.04:LTS canonical linux-intel-iot-realtime All versions
Ubuntu:22.04:LTS canonical linux-intel-iotg All versions
Ubuntu:22.04:LTS canonical linux-kvm All versions
Ubuntu:22.04:LTS canonical linux-lowlatency All versions
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 < 6.8.0-136.136.2~22.04.1
Fix: upgrade to 6.8.0-136.136.2~22.04.1
Ubuntu:22.04:LTS canonical linux-nvidia All versions
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 < 6.8.0-1059.62~22.04.1
Fix: upgrade to 6.8.0-1059.62~22.04.1
Ubuntu:22.04:LTS canonical linux-nvidia-tegra All versions
Ubuntu:22.04:LTS canonical linux-nvidia-tegra-igx All versions
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 All versions
Ubuntu:22.04:LTS canonical linux-oracle-6.5 All versions
Ubuntu:22.04:LTS canonical linux-oracle-6.8 < 6.8.0-1058.61~22.04.1
Fix: upgrade to 6.8.0-1058.61~22.04.1
Ubuntu:22.04:LTS canonical linux-raspi All versions
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 < 6.8.0-136.136~22.04.3
Fix: upgrade to 6.8.0-136.136~22.04.3
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 All versions
Ubuntu:Nvidia-BlueField:22.04:LTS canonical linux-bluefield All versions
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-aws-fips All versions
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-azure-fips All versions
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-fips All versions
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-gcp-fips All versions
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-intel-iot-realtime All versions
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-realtime All versions
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-realtime-6.8 < 6.8.1-1056.57~22.04.2
Fix: upgrade to 6.8.1-1056.57~22.04.2
Ubuntu:24.04:LTS canonical linux < 6.8.0-136.136
Fix: upgrade to 6.8.0-136.136
Ubuntu:24.04:LTS canonical linux-aws < 6.8.0-1061.64
Fix: upgrade to 6.8.0-1061.64
Ubuntu:24.04:LTS canonical linux-aws-6.14 All versions
Ubuntu:24.04:LTS canonical linux-aws-6.17 All versions
Ubuntu:24.04:LTS canonical linux-azure < 6.8.0-1063.71
Fix: upgrade to 6.8.0-1063.71
Ubuntu:24.04:LTS canonical linux-azure-6.11 All versions
Ubuntu:24.04:LTS canonical linux-azure-6.14 All versions
Ubuntu:24.04:LTS canonical linux-azure-6.17 All versions
Ubuntu:24.04:LTS canonical linux-azure-fde < 6.8.0-1062.69
Fix: upgrade to 6.8.0-1062.69
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 < 6.8.0-1064.72
Fix: upgrade to 6.8.0-1064.72
Ubuntu:24.04:LTS canonical linux-gcp-6.11 All versions
Ubuntu:24.04:LTS canonical linux-gcp-6.14 All versions
Ubuntu:24.04:LTS canonical linux-gcp-6.17 All versions
Ubuntu:24.04:LTS canonical linux-gke < 6.8.0-1059.67
Fix: upgrade to 6.8.0-1059.67
Ubuntu:24.04:LTS canonical linux-gkeop < 6.8.0-1046.50
Fix: upgrade to 6.8.0-1046.50
Ubuntu:24.04:LTS canonical linux-hwe-6.11 All versions
Ubuntu:24.04:LTS canonical linux-hwe-6.14 All versions
Ubuntu:24.04:LTS canonical linux-hwe-6.17 All versions
Ubuntu:24.04:LTS canonical linux-ibm < 6.8.0-1061.62
Fix: upgrade to 6.8.0-1061.62
Ubuntu:24.04:LTS canonical linux-lowlatency < 6.8.0-136.136.2
Fix: upgrade to 6.8.0-136.136.2
Ubuntu:24.04:LTS canonical linux-lowlatency-hwe-6.11 All versions
Ubuntu:24.04:LTS canonical linux-nvidia < 6.8.0-1059.62
Fix: upgrade to 6.8.0-1059.62
Ubuntu:24.04:LTS canonical linux-nvidia-6.11 All versions
Ubuntu:24.04:LTS canonical linux-nvidia-6.17 All versions
Ubuntu:24.04:LTS canonical linux-nvidia-lowlatency < 6.8.0-1059.62.1
Fix: upgrade to 6.8.0-1059.62.1
Ubuntu:24.04:LTS canonical linux-nvidia-tegra < 6.8.0-1030.31
Fix: upgrade to 6.8.0-1030.31
Ubuntu:24.04:LTS canonical linux-oem-6.11 All versions
Ubuntu:24.04:LTS canonical linux-oem-6.14 All versions
Ubuntu:24.04:LTS canonical linux-oem-6.17 All versions
Ubuntu:24.04:LTS canonical linux-oem-6.8 All versions
Ubuntu:24.04:LTS canonical linux-oracle < 6.8.0-1058.61
Fix: upgrade to 6.8.0-1058.61
Ubuntu:24.04:LTS canonical linux-oracle-6.14 All versions
Ubuntu:24.04:LTS canonical linux-oracle-6.17 All versions
Ubuntu:24.04:LTS canonical linux-raspi < 6.8.0-1061.65
Fix: upgrade to 6.8.0-1061.65
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 All versions
Ubuntu:24.04:LTS canonical linux-riscv-6.17 All versions
Ubuntu:24.04:LTS canonical linux-xilinx < 6.8.0-1033.34
Fix: upgrade to 6.8.0-1033.34
Ubuntu:Nvidia-BlueField:24.04:LTS canonical linux-bluefield < 6.8.0-1028.33
Fix: upgrade to 6.8.0-1028.33
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-aws-fips < 6.8.0-1061.64+fips1
Fix: upgrade to 6.8.0-1061.64+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-azure-fips < 6.8.0-1063.71+fips2
Fix: upgrade to 6.8.0-1063.71+fips2
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-fips < 6.8.0-136.136+fips2
Fix: upgrade to 6.8.0-136.136+fips2
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-gcp-fips < 6.8.0-1064.72+fips1
Fix: upgrade to 6.8.0-1064.72+fips1
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-raspi-realtime < 6.8.0-2050.52
Fix: upgrade to 6.8.0-2050.52
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-realtime < 6.8.1-1056.57
Fix: upgrade to 6.8.1-1056.57
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-realtime-6.14 All versions
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-realtime-6.17 All versions
Ubuntu:25.10 canonical linux All versions
Ubuntu:25.10 canonical linux-aws All versions
Ubuntu:25.10 canonical linux-azure All versions
Ubuntu:25.10 canonical linux-azure-fde All versions
Ubuntu:25.10 canonical linux-gcp All versions
Ubuntu:25.10 canonical linux-oracle All versions
Ubuntu:25.10 canonical linux-raspi All versions
Ubuntu:25.10 canonical linux-realtime All versions
Ubuntu:25.10 canonical linux-riscv All versions
Ubuntu:26.04:LTS canonical linux-nvidia < 7.0.0-1006.6
Fix: upgrade to 7.0.0-1006.6
Alpaquita:25 bellsoft linux-lts >= 6.12.80-r0, < 6.12.81-r0
Fix: upgrade to 6.12.81-r0
Alpaquita:stream bellsoft linux-lts >= 6.12.80-r0
– linux linux_kernel >= 5.15.145, < 5.16
>= 6.1.71, < 6.2
>= 6.6, < 6.12.81
>= 6.13, < 6.18.22
>= 6.19, < 6.19.12
7.0
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
– linux linux < 850452af77f55d185f9445e1f7a1db53c5e4aad4
6.6
Root:Debian:12 debian rootio-linux < 6.1.170-1.root.io.124
Fix: upgrade to 6.1.170-1.root.io.124
Root:Ubuntu:24.04 canonical linux < 6.8.0-137.137.aikido.85
Fix: upgrade to 6.8.0-137.137.aikido.85
Root:Ubuntu:24.04 canonical rootio-linux < 6.8.0-137.137.aikido.85
Fix: upgrade to 6.8.0-137.137.aikido.85
Ubuntu:Pro:20.04:LTS canonical linux-azure-fde-5.15 All versions
Linux linux kernel >= 6.19.0, < 6.19.12
Fix: upgrade to 6.19.12
Root:Ubuntu:24.04 – linux < 6.8.0-146.146.aikido.89
Fix: upgrade to 6.8.0-146.146.aikido.89
Root:Ubuntu:24.04 – rootio-linux < 6.8.0-146.146.aikido.89
Fix: upgrade to 6.8.0-146.146.aikido.89
Root:Ubuntu:22.04 – linux < 5.15.0-198.208.aikido.116
Fix: upgrade to 5.15.0-198.208.aikido.116
Root:Ubuntu:22.04 – rootio-linux < 5.15.0-198.208.aikido.116
Fix: upgrade to 5.15.0-198.208.aikido.116
Original advisory text
CVE-2026-31432 in linux - Patched by Root
Root has patched CVE-2026-31432 in the linux package for Root:Ubuntu:22.04. Multiple fixed versions available.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker full control (estimated)
Severity
9.4 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-787Out-of-bounds Write
Timeline
Published9 Oct 2026
Updated9 Oct 2026
First seen22 Apr 2026
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