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9.4

CVE-2025-37947: Linux kernel packages allow unauthorized code execution

CVE-2025-37947 · published 2 days ago
Summary

The Linux kernel packages for Ubuntu 24.04, Debian, and related cloud versions are vulnerable to a flaw that could let attackers run code with system privileges. Updated kernel releases from each vendor fix the issue. Install the latest kernel updates as soon as possible to protect your systems.

What to do
  • 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 6.14.0-1010.10~24.04.1.
  • Update canonical linux-aws-6.8 to version 6.8.0-1046.49~22.04.1.
  • Update canonical linux-azure-6.8 to version 6.8.0-1051.57~22.04.1.
  • Update canonical linux-gcp-6.8 to version 6.8.0-1047.50~22.04.2.
  • Update canonical linux-hwe-6.8 to version 6.8.0-100.100~22.04.1.
  • Update canonical linux-ibm-6.8 to version 6.8.0-1044.44~22.04.1.
  • Update canonical linux-lowlatency-hwe-6.8 to version 6.8.0-100.100.1~22.04.1.
  • Update canonical linux-nvidia-6.8 to version 6.8.0-1046.49~22.04.1.
  • 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-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 6.14.0-1011.11~24.04.1.
  • Update canonical linux-azure to version 6.8.0-1046.52.
  • Update canonical linux-gcp to version 6.8.0-1047.50.
  • Update canonical linux-gcp-6.14 to version 6.14.0-1014.15~24.04.1.
  • 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 6.14.0-1010.10.
  • Update canonical linux-oracle to version 6.8.0-1043.44.
  • Update canonical linux-oracle-6.14 to version 6.14.0-1011.11~24.04.1.
  • Update canonical linux-raspi to version 6.8.0-1047.51.
  • Update canonical linux-riscv-6.14 to version 6.14.0-28.28.1~24.04.1.
  • 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 debian rootio-linux to version 6.1.159-1.root.io.75.
  • 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 linux to version 6.8.0-138.138.aikido.86.
  • Update canonical rootio-linux to version 6.8.0-138.138.aikido.86.
  • 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 linux to version 7f61da79df86fd140c7768e668ad846bfa7ec8e1 or later.
Affected software
Ecosystem VendorProductAffected versions
– linux linux_kernel >= 5.15, < 6.1.139
>= 6.2, < 6.6.91
>= 6.7, < 6.12.29
>= 6.13, < 6.14.7
6.15
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
– debian debian_linux 11.0
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
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:Pro:FIPS-preview:22.04:LTS canonical linux-fips All versions
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 < 6.14.0-1010.10~24.04.1
Fix: upgrade to 6.14.0-1010.10~24.04.1
Ubuntu:25.10 canonical linux-azure-fde All versions
– linux linux < 7f61da79df86fd140c7768e668ad846bfa7ec8e1
5.15
Ubuntu:22.04:LTS canonical linux-gcp 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:Pro:20.04:LTS canonical linux-azure-fde-5.15 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 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
Showing 50 of 181. Show the rest
Ecosystem VendorProductAffected 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
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 < 6.8.0-1046.49~22.04.1
Fix: upgrade to 6.8.0-1046.49~22.04.1
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 < 6.8.0-1051.57~22.04.1
Fix: upgrade to 6.8.0-1051.57~22.04.1
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 < 6.8.0-1046.53~22.04.1
Fix: upgrade to 6.8.0-1046.53~22.04.1
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 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 < 6.8.0-100.100~22.04.1
Fix: upgrade to 6.8.0-100.100~22.04.1
Ubuntu:22.04:LTS canonical linux-ibm All versions
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 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 < 6.8.0-100.100.1~22.04.1
Fix: upgrade to 6.8.0-100.100.1~22.04.1
Ubuntu:22.04:LTS canonical linux-nvidia 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 < 6.8.0-1046.49~22.04.1
Fix: upgrade to 6.8.0-1046.49~22.04.1
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 < 6.8.0-1043.44~22.04.1
Fix: upgrade to 6.8.0-1043.44~22.04.1
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 < 6.8.0-100.100~22.04.1
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 All versions
Ubuntu:Nvidia-BlueField:22.04:LTS canonical linux-bluefield All versions
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-gcp-fips 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 < 6.8.1-1041.42~22.04.1
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 < 6.14.0-1011.11~24.04.1
Fix: upgrade to 6.14.0-1011.11~24.04.1
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-fde < 6.8.0-1046.53
Fix: upgrade to 6.8.0-1046.53
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-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 < 6.14.0-1014.15~24.04.1
Fix: upgrade to 6.14.0-1014.15~24.04.1
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 < 6.14.0-1010.10
Fix: upgrade to 6.14.0-1010.10
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 < 6.14.0-1011.11~24.04.1
Fix: upgrade to 6.14.0-1011.11~24.04.1
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 < 6.14.0-28.28.1~24.04.1
Fix: upgrade to 6.14.0-28.28.1~24.04.1
Ubuntu:24.04:LTS canonical linux-xilinx < 6.8.0-1023.24
Fix: upgrade to 6.8.0-1023.24
Ubuntu:Nvidia-BlueField:24.04:LTS canonical linux-bluefield < 6.8.0-1016.20
Fix: upgrade to 6.8.0-1016.20
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
Root:Debian:12 debian rootio-linux < 6.1.159-1.root.io.75
Fix: upgrade to 6.1.159-1.root.io.75
Root:Ubuntu:22.04 canonical rootio-linux < 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.101
Root:Ubuntu:24.04 canonical linux < 6.8.0-138.138.aikido.86
Fix: upgrade to 6.8.0-138.138.aikido.86
Root:Ubuntu:24.04 canonical rootio-linux < 6.8.0-138.138.aikido.86
Fix: upgrade to 6.8.0-138.138.aikido.86
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
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-2025-37947 in linux - Patched by Root
Root has patched CVE-2025-37947 in the linux package for Root:Ubuntu:24.04. 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
  • Gives an attacker full control
Severity
9.4 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-787Out-of-bounds Write
Timeline
Published13 Oct 2026
Updated15 Oct 2026
First seen6 Mar 2026
Track software like this
Free during beta