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6.8

CVE-2025-22010: Linux kernel can freeze allocating very large memory buffers

CVE-2025-22010 · published 1 year ago
Summary

The Linux kernel’s RDMA driver may stop responding for up to 20 seconds when it tries to set up extremely large memory regions (over 100 GB). This happens because a loop that prepares internal pages can run without yielding to other tasks, causing a soft lockup. Updating to the latest kernel version that adds a scheduling break in the loop resolves the issue.

What to do
  • Update canonical rootio-linux to version 6.8.0-107.107.root.io.60.
  • Update canonical rootio-linux to version 6.8.0-110.110.root.io.63.
  • Update canonical rootio-linux to version 6.8.0-111.111.root.io.65.
  • Update canonical rootio-linux to version 6.8.0-111.111.root.io.66.
  • Update canonical rootio-linux to version 6.8.0-124.124.root.io.73.
  • Update canonical linux-aws-5.15 to version 5.15.0-1086.93~20.04.1.
  • Update canonical linux-azure-5.15 to version 5.15.0-1091.100~20.04.1.
  • Update canonical linux-gcp-5.15 to version 5.15.0-1085.94~20.04.1.
  • Update canonical linux-hwe-5.15 to version 5.15.0-142.152~20.04.1.
  • Update canonical linux-ibm-5.15 to version 5.15.0-1078.81~20.04.1.
  • Update canonical linux-intel-iotg-5.15 to version 5.15.0-1083.89~20.04.1.
  • Update canonical linux-lowlatency-hwe-5.15 to version 5.15.0-142.152~20.04.1.
  • Update canonical linux-nvidia-tegra-5.15 to version 5.15.0-1039.39~20.04.1.
  • Update canonical linux-oracle-5.15 to version 5.15.0-1083.89~20.04.1.
  • Update canonical linux-riscv-5.15 to version 5.15.0-1081.85~20.04.1.
  • Update canonical linux to version 5.15.0-142.152.
  • Update canonical linux-aws to version 5.15.0-1086.93.
  • Update canonical linux-aws-6.8 to version 6.8.0-1039.41~22.04.1.
  • Update canonical linux-azure to version 5.15.0-1091.100.
  • Update canonical linux-azure-6.8 to version 6.8.0-1036.42~22.04.1.
  • Update canonical linux-gcp to version 5.15.0-1085.94.
  • Update canonical linux-gcp-6.8 to version 6.8.0-1040.42~22.04.1.
  • Update canonical linux-gke to version 5.15.0-1083.89.
  • Update canonical linux-gkeop to version 5.15.0-1068.76.
  • Update canonical linux-hwe-6.8 to version 6.8.0-85.85~22.04.1.
  • Update canonical linux-ibm to version 5.15.0-1078.81.
  • Update canonical linux-ibm-6.8 to version 6.8.0-1037.37~22.04.1.
  • Update canonical linux-intel-iotg to version 5.15.0-1081.87.
  • Update canonical linux-kvm to version 5.15.0-1082.87.
  • Update canonical linux-lowlatency to version 5.15.0-142.152.
  • Update canonical linux-lowlatency-hwe-6.8 to version 6.8.0-84.84.1~22.04.1.
  • Update canonical linux-nvidia to version 5.15.0-1080.81.
  • Update canonical linux-nvidia-6.8 to version 6.8.0-1039.42~22.04.1.
  • Update canonical linux-nvidia-tegra to version 5.15.0-1039.39.
  • Update canonical linux-nvidia-tegra-igx to version 5.15.0-1028.28.
  • Update canonical linux-oracle to version 5.15.0-1083.89.
  • Update canonical linux-oracle-6.8 to version 6.8.0-1037.38~22.04.1.
  • Update canonical linux-raspi to version 5.15.0-1080.83.
  • Update canonical linux-riscv-6.8 to version 6.8.0-84.84~22.04.1.
  • Update canonical linux-xilinx-zynqmp to version 5.15.0-1050.54.
  • Update canonical linux-bluefield to version 5.15.0-1069.71.
  • Update canonical linux-aws-fips to version 5.15.0-1086.93+fips1.
  • Update canonical linux-azure-fips to version 5.15.0-1091.100+fips1.
  • Update canonical linux-fips to version 5.15.0-142.152+fips1.
  • Update canonical linux-gcp-fips to version 5.15.0-1085.94+fips1.
  • Update canonical linux-intel-iot-realtime to version 5.15.0-1079.81.
  • Update canonical linux-realtime to version 5.15.0-1086.95.
  • Update canonical linux-realtime-6.8 to version 6.8.1-1034.35~22.04.1.
  • Update canonical linux to version 6.8.0-84.84.
  • Update canonical linux-aws to version 6.8.0-1039.41.
  • Update canonical linux-azure to version 6.8.0-1038.44.
  • Update canonical linux-azure-6.11 to version 6.11.0-1018.18~24.04.1.
  • Update canonical linux-azure-nvidia to version 6.8.0-1025.27.
  • Update canonical linux-gcp to version 6.8.0-1040.42.
  • Update canonical linux-gcp-6.11 to version 6.11.0-1016.16~24.04.1.
  • Update canonical linux-gke to version 6.8.0-1036.40.
  • Update canonical linux-gkeop to version 6.8.0-1023.25.
  • Update canonical linux-hwe-6.11 to version 6.11.0-28.28~24.04.1.
  • Update canonical linux-ibm to version 6.8.0-1037.37.
  • Update canonical linux-lowlatency to version 6.8.0-84.84.1.
  • Update canonical linux-lowlatency-hwe-6.11 to version 6.11.0-1015.16~24.04.2.
  • Update canonical linux-nvidia to version 6.8.0-1039.42.
  • Update canonical linux-nvidia-6.11 to version 6.11.0-1012.12.
  • Update canonical linux-nvidia-lowlatency to version 6.8.0-1039.42.1.
  • Update canonical linux-nvidia-tegra to version 6.8.0-1010.10.
  • Update canonical linux-oem-6.11 to version 6.11.0-1024.24.
  • Update canonical linux-oracle to version 6.8.0-1037.38.
  • Update canonical linux-raspi to version 6.8.0-1039.43.
  • Update canonical linux-xilinx to version 6.8.0-1018.19.
  • Update canonical linux-aws-fips to version 6.8.0-1039.41+fips1.
  • Update canonical linux-azure-fips to version 6.8.0-1040.46+fips1.
  • Update canonical linux-fips to version 6.8.0-84.84+fips1.
  • Update canonical linux-gcp-fips to version 6.8.0-1040.42+fips1.
  • Update canonical linux-raspi-realtime to version 6.8.0-2030.31.
  • Update canonical linux-realtime to version 6.8.1-1034.35.
  • Update canonical rootio-linux to version 6.8.0-106.106.root.io.59.
  • Update canonical rootio-linux to version 6.8.0-110.110.root.io.62.
  • Update canonical rootio-linux to version 6.8.0-117.117.root.io.68.
  • Update canonical rootio-linux to version 6.8.0-124.124.root.io.70.
  • Update canonical rootio-linux to version 6.8.0-124.124.root.io.71.
  • Update canonical rootio-linux to version 6.8.0-134.134.root.io.79.
  • Update canonical rootio-linux to version 6.8.0-136.136.root.io.83.
  • Update canonical rootio-linux to version 6.8.0-117.117.root.io.67.
  • Update canonical rootio-linux to version 6.8.0-134.134.root.io.80.
  • Update canonical rootio-linux to version 6.8.0-136.136.root.io.82.
  • Update linux to version 6.8.0-146.146.aikido.89.
  • Update rootio-linux to version 6.8.0-146.146.aikido.89.
  • Update canonical linux-azure-fde to version 5.15.0-1091.100.1.
  • 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 6.13.9.
Affected software
Ecosystem VendorProductAffected versions
– linux linux_kernel >= 5.3, < 6.1.132
>= 6.2, < 6.6.85
>= 6.7, < 6.12.21
>= 6.13, < 6.13.9
6.14
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Root:Ubuntu:24.04 canonical rootio-linux < 6.8.0-107.107.root.io.60
< 6.8.0-110.110.root.io.63
< 6.8.0-111.111.root.io.65
< 6.8.0-111.111.root.io.66
< 6.8.0-124.124.root.io.73
< 6.8.0-106.106.root.io.59
< 6.8.0-110.110.root.io.62
< 6.8.0-117.117.root.io.68
< 6.8.0-124.124.root.io.70
< 6.8.0-124.124.root.io.71
< 6.8.0-134.134.root.io.79
< 6.8.0-136.136.root.io.83
3 more version ranges
Fix: upgrade to 6.8.0-107.107.root.io.60
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:Pro:18.04:LTS canonical linux-aws-5.4 All versions
Ubuntu:18.04:LTS canonical linux-azure 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: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: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: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 < 5.15.0-1086.93~20.04.1
Fix: upgrade to 5.15.0-1086.93~20.04.1
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 < 5.15.0-1091.100~20.04.1
Fix: upgrade to 5.15.0-1091.100~20.04.1
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 < 5.15.0-1085.94~20.04.1
Fix: upgrade to 5.15.0-1085.94~20.04.1
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 < 5.15.0-142.152~20.04.1
Fix: upgrade to 5.15.0-142.152~20.04.1
Showing 50 of 190. Show the rest
Ecosystem VendorProductAffected versions
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 < 5.15.0-1078.81~20.04.1
Fix: upgrade to 5.15.0-1078.81~20.04.1
Ubuntu:20.04:LTS canonical linux-intel-5.13 All versions
Ubuntu:Pro:20.04:LTS canonical linux-intel-iotg-5.15 < 5.15.0-1083.89~20.04.1
Fix: upgrade to 5.15.0-1083.89~20.04.1
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 < 5.15.0-142.152~20.04.1
Fix: upgrade to 5.15.0-142.152~20.04.1
Ubuntu:Pro:20.04:LTS canonical linux-nvidia-tegra-5.15 < 5.15.0-1039.39~20.04.1
Fix: upgrade to 5.15.0-1039.39~20.04.1
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 < 5.15.0-1083.89~20.04.1
Fix: upgrade to 5.15.0-1083.89~20.04.1
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 < 5.15.0-1081.85~20.04.1
Fix: upgrade to 5.15.0-1081.85~20.04.1
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 < 5.15.0-142.152
Fix: upgrade to 5.15.0-142.152
Ubuntu:22.04:LTS canonical linux-allwinner-5.19 All versions
Ubuntu:22.04:LTS canonical linux-aws < 5.15.0-1086.93
Fix: upgrade to 5.15.0-1086.93
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 < 6.8.0-1039.41~22.04.1
Fix: upgrade to 6.8.0-1039.41~22.04.1
Ubuntu:22.04:LTS canonical linux-azure < 5.15.0-1091.100
Fix: upgrade to 5.15.0-1091.100
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 < 6.8.0-1036.42~22.04.1
Fix: upgrade to 6.8.0-1036.42~22.04.1
Ubuntu:22.04:LTS canonical linux-azure-fde < 5.15.0-1091.100.1
Fix: upgrade to 5.15.0-1091.100.1
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-gcp < 5.15.0-1085.94
Fix: upgrade to 5.15.0-1085.94
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 < 6.8.0-1040.42~22.04.1
Fix: upgrade to 6.8.0-1040.42~22.04.1
Ubuntu:22.04:LTS canonical linux-gke < 5.15.0-1083.89
Fix: upgrade to 5.15.0-1083.89
Ubuntu:22.04:LTS canonical linux-gkeop < 5.15.0-1068.76
Fix: upgrade to 5.15.0-1068.76
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 < 6.8.0-85.85~22.04.1
Fix: upgrade to 6.8.0-85.85~22.04.1
Ubuntu:22.04:LTS canonical linux-ibm < 5.15.0-1078.81
Fix: upgrade to 5.15.0-1078.81
Ubuntu:22.04:LTS canonical linux-ibm-6.8 < 6.8.0-1037.37~22.04.1
Fix: upgrade to 6.8.0-1037.37~22.04.1
Ubuntu:22.04:LTS canonical linux-intel-iot-realtime All versions
Ubuntu:22.04:LTS canonical linux-intel-iotg < 5.15.0-1081.87
Fix: upgrade to 5.15.0-1081.87
Ubuntu:22.04:LTS canonical linux-kvm < 5.15.0-1082.87
Fix: upgrade to 5.15.0-1082.87
Ubuntu:22.04:LTS canonical linux-lowlatency < 5.15.0-142.152
Fix: upgrade to 5.15.0-142.152
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 < 6.8.0-84.84.1~22.04.1
Fix: upgrade to 6.8.0-84.84.1~22.04.1
Ubuntu:22.04:LTS canonical linux-nvidia < 5.15.0-1080.81
Fix: upgrade to 5.15.0-1080.81
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 < 6.8.0-1039.42~22.04.1
Fix: upgrade to 6.8.0-1039.42~22.04.1
Ubuntu:22.04:LTS canonical linux-nvidia-tegra < 5.15.0-1039.39
Fix: upgrade to 5.15.0-1039.39
Ubuntu:22.04:LTS canonical linux-nvidia-tegra-igx < 5.15.0-1028.28
Fix: upgrade to 5.15.0-1028.28
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 < 5.15.0-1083.89
Fix: upgrade to 5.15.0-1083.89
Ubuntu:22.04:LTS canonical linux-oracle-6.5 All versions
Ubuntu:22.04:LTS canonical linux-oracle-6.8 < 6.8.0-1037.38~22.04.1
Fix: upgrade to 6.8.0-1037.38~22.04.1
Ubuntu:22.04:LTS canonical linux-raspi < 5.15.0-1080.83
Fix: upgrade to 5.15.0-1080.83
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 < 6.8.0-84.84~22.04.1
Fix: upgrade to 6.8.0-84.84~22.04.1
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 < 5.15.0-1050.54
Fix: upgrade to 5.15.0-1050.54
Ubuntu:Nvidia-BlueField:22.04:LTS canonical linux-bluefield < 5.15.0-1069.71
Fix: upgrade to 5.15.0-1069.71
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 < 5.15.0-1086.93+fips1
Fix: upgrade to 5.15.0-1086.93+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-azure-fips < 5.15.0-1091.100+fips1
Fix: upgrade to 5.15.0-1091.100+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-fips < 5.15.0-142.152+fips1
Fix: upgrade to 5.15.0-142.152+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-gcp-fips < 5.15.0-1085.94+fips1
Fix: upgrade to 5.15.0-1085.94+fips1
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-intel-iot-realtime < 5.15.0-1079.81
Fix: upgrade to 5.15.0-1079.81
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-realtime < 5.15.0-1086.95
Fix: upgrade to 5.15.0-1086.95
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-realtime-6.8 < 6.8.1-1034.35~22.04.1
Fix: upgrade to 6.8.1-1034.35~22.04.1
Ubuntu:24.04:LTS canonical linux < 6.8.0-84.84
Fix: upgrade to 6.8.0-84.84
Ubuntu:24.04:LTS canonical linux-aws < 6.8.0-1039.41
Fix: upgrade to 6.8.0-1039.41
Ubuntu:24.04:LTS canonical linux-azure < 6.8.0-1038.44
Fix: upgrade to 6.8.0-1038.44
Ubuntu:24.04:LTS canonical linux-azure-6.11 < 6.11.0-1018.18~24.04.1
Fix: upgrade to 6.11.0-1018.18~24.04.1
Ubuntu:24.04:LTS canonical linux-azure-nvidia < 6.8.0-1025.27
Fix: upgrade to 6.8.0-1025.27
Ubuntu:24.04:LTS canonical linux-gcp < 6.8.0-1040.42
Fix: upgrade to 6.8.0-1040.42
Ubuntu:24.04:LTS canonical linux-gcp-6.11 < 6.11.0-1016.16~24.04.1
Fix: upgrade to 6.11.0-1016.16~24.04.1
Ubuntu:24.04:LTS canonical linux-gke < 6.8.0-1036.40
Fix: upgrade to 6.8.0-1036.40
Ubuntu:24.04:LTS canonical linux-gkeop < 6.8.0-1023.25
Fix: upgrade to 6.8.0-1023.25
Ubuntu:24.04:LTS canonical linux-hwe-6.11 < 6.11.0-28.28~24.04.1
Fix: upgrade to 6.11.0-28.28~24.04.1
Ubuntu:24.04:LTS canonical linux-ibm < 6.8.0-1037.37
Fix: upgrade to 6.8.0-1037.37
Ubuntu:24.04:LTS canonical linux-intel All versions
Ubuntu:24.04:LTS canonical linux-lowlatency < 6.8.0-84.84.1
Fix: upgrade to 6.8.0-84.84.1
Ubuntu:24.04:LTS canonical linux-lowlatency-hwe-6.11 < 6.11.0-1015.16~24.04.2
Fix: upgrade to 6.11.0-1015.16~24.04.2
Ubuntu:24.04:LTS canonical linux-nvidia < 6.8.0-1039.42
Fix: upgrade to 6.8.0-1039.42
Ubuntu:24.04:LTS canonical linux-nvidia-6.11 < 6.11.0-1012.12
Fix: upgrade to 6.11.0-1012.12
Ubuntu:24.04:LTS canonical linux-nvidia-lowlatency < 6.8.0-1039.42.1
Fix: upgrade to 6.8.0-1039.42.1
Ubuntu:24.04:LTS canonical linux-nvidia-tegra < 6.8.0-1010.10
Fix: upgrade to 6.8.0-1010.10
Ubuntu:24.04:LTS canonical linux-oem-6.11 < 6.11.0-1024.24
Fix: upgrade to 6.11.0-1024.24
Ubuntu:24.04:LTS canonical linux-oem-6.8 All versions
Ubuntu:24.04:LTS canonical linux-oracle < 6.8.0-1037.38
Fix: upgrade to 6.8.0-1037.38
Ubuntu:24.04:LTS canonical linux-raspi < 6.8.0-1039.43
Fix: upgrade to 6.8.0-1039.43
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-xilinx < 6.8.0-1018.19
Fix: upgrade to 6.8.0-1018.19
Ubuntu:Nvidia-BlueField:24.04:LTS canonical linux-bluefield All versions
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-aws-fips < 6.8.0-1039.41+fips1
Fix: upgrade to 6.8.0-1039.41+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-azure-fips < 6.8.0-1040.46+fips1
Fix: upgrade to 6.8.0-1040.46+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-fips < 6.8.0-84.84+fips1
Fix: upgrade to 6.8.0-84.84+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-gcp-fips < 6.8.0-1040.42+fips1
Fix: upgrade to 6.8.0-1040.42+fips1
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-raspi-realtime < 6.8.0-2030.31
Fix: upgrade to 6.8.0-2030.31
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-realtime < 6.8.1-1034.35
Fix: upgrade to 6.8.1-1034.35
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
Linux linux kernel >= 6.13.0, < 6.13.9
Fix: upgrade to 6.13.9
Original advisory text
RDMA/hns: Fix soft lockup during bt pages loop
In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix soft lockup during bt pages loop Driver runs a for-loop when allocating bt pages and mapping them with buffer pages. When a large buffer (e.g. MR over 100GB) is being allocated, it may require a considerable loop count. This will lead to soft lockup: watchdog: BUG: soft lockup - CPU#27 stuck for 22s! ... Call trace: hem_list_alloc_mid_bt+0x124/0x394 [hns_roce_hw_v2] hns_roce_hem_list_request+0xf8/0x160 [hns_roce_hw_v2] hns_roce_mtr_create+0x2e4/0x360 [hns_roce_hw_v2] alloc_mr_pbl+0xd4/0x17c [hns_roce_hw_v2] hns_roce_reg_user_mr+0xf8/0x190 [hns_roce_hw_v2] ib_uverbs_reg_mr+0x118/0x290 watchdog: BUG: soft lockup - CPU#35 stuck for 23s! ... Call trace: hns_roce_hem_list_find_mtt+0x7c/0xb0 [hns_roce_hw_v2] mtr_map_bufs+0xc4/0x204 [hns_roce_hw_v2] hns_roce_mtr_create+0x31c/0x3c4 [hns_roce_hw_v2] alloc_mr_pbl+0xb0/0x160 [hns_roce_hw_v2] hns_roce_reg_user_mr+0x108/0x1c0 [hns_roce_hw_v2] ib_uverbs_reg_mr+0x120/0x2bc Add a cond_resched() to fix soft lockup during these loops. In order not to affect the allocation performance of normal-size buffer, set the loop count of a 100GB MR as the threshold to call cond_resched().
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
6.8 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-667Improper Locking
Timeline
Published8 Apr 2025
Updated4 Nov 2026
First seen7 Mar 2026
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