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9.9

CVE-2026-46043: Linux kernel networking can misinterpret short packets

CVE-2026-46043 · published 4 months ago
Summary

The Linux kernel's network code for certain cloud Linux builds could treat an intentionally tiny data packet as if it were larger, potentially causing errors in how the data is handled. This happens because the code does not fully check the packet size before processing its contents. Updating the kernel to the latest version resolves the issue by adding stricter size checks.

What to do
  • Update bellsoft linux-lts to version 6.12.87-r0.
  • Update debian rootio-linux to version 6.1.174-1.root.io.139.
  • Update debian linux to version 6.12.86-1.
  • Update debian linux to version 7.0.4-1.
  • Update linux to version 6.1.187-1.aikido.166.
  • Update rootio-linux to version 6.1.187-1.aikido.166.
  • Update canonical linux-xilinx to version 6.8.0-1032.33.
  • Update canonical linux-bluefield to version 6.8.0-1026.30.
  • Update canonical linux-azure to version 4.15.0-1205.220~14.04.1.
  • Update canonical linux-aws-hwe to version 4.15.0-1194.207~16.04.1.
  • Update canonical linux-azure to version 4.15.0-1204.219~16.04.1.
  • Update canonical linux-gcp to version 4.15.0-1187.204~16.04.1.
  • Update canonical linux-hwe to version 4.15.0-253.265~16.04.1.
  • Update canonical linux-oracle to version 4.15.0-1156.167~16.04.1.
  • Update canonical linux to version 4.15.0-253.265.
  • Update canonical linux-aws to version 4.15.0-1194.207.
  • Update canonical linux-aws-5.4 to version 5.4.0-1161.172~18.04.1.
  • Update canonical linux-azure-4.15 to version 4.15.0-1204.219.
  • Update canonical linux-azure-5.4 to version 5.4.0-1166.172~18.04.1.
  • Update canonical linux-gcp-4.15 to version 4.15.0-1187.204.
  • Update canonical linux-gcp-5.4 to version 5.4.0-1164.173~18.04.1.
  • Update canonical linux-hwe-5.4 to version 5.4.0-233.253~18.04.1.
  • Update canonical linux-ibm-5.4 to version 5.4.0-1107.112~18.04.1.
  • Update canonical linux-kvm to version 4.15.0-1176.181.
  • Update canonical linux-oracle to version 4.15.0-1156.167.
  • Update canonical linux-oracle-5.4 to version 5.4.0-1159.169~18.04.1.
  • Update canonical linux-raspi-5.4 to version 5.4.0-1144.157~18.04.1.
  • Update canonical linux-aws-fips to version 4.15.0-2132.138.
  • Update canonical linux-azure-fips to version 4.15.0-2112.118.
  • Update canonical linux-fips to version 4.15.0-1149.161.
  • Update canonical linux-gcp-fips to version 4.15.0-2095.101.
  • Update canonical linux to version 5.4.0-233.253.
  • Update canonical linux-aws to version 5.4.0-1161.172.
  • Update canonical linux-aws-5.15 to version 5.15.0-1111.118~20.04.1.
  • Update canonical linux-azure to version 5.4.0-1166.172.
  • Update canonical linux-azure-5.15 to version 5.15.0-1116.125~20.04.1.
  • Update canonical linux-azure-fde-5.15 to version 5.15.0-1116.125~20.04.1.
  • Update canonical linux-bluefield to version 5.4.0-1120.127.
  • Update canonical linux-gcp to version 5.4.0-1164.173.
  • Update canonical linux-gcp-5.15 to version 5.15.0-1111.121~20.04.1.
  • Update canonical linux-hwe-5.15 to version 5.15.0-185.195~20.04.1.
  • Update canonical linux-ibm to version 5.4.0-1107.112.
  • Update canonical linux-ibm-5.15 to version 5.15.0-1105.109~20.04.1.
  • Update canonical linux-intel-iotg-5.15 to version 5.15.0-1106.112~20.04.1.
  • Update canonical linux-iot to version 5.4.0-1065.68.
  • Update canonical linux-kvm to version 5.4.0-1148.157.
  • Update canonical linux-lowlatency-hwe-5.15 to version 5.15.0-183.193~20.04.1.
  • Update canonical linux-nvidia-tegra-5.15 to version 5.15.0-1063.63~20.04.1.
  • Update canonical linux-oracle to version 5.4.0-1159.169.
  • Update canonical linux-oracle-5.15 to version 5.15.0-1108.114~20.04.1.
  • Update canonical linux-raspi to version 5.4.0-1144.157.
  • Update canonical linux-riscv-5.15 to version 5.15.0-1105.109~20.04.1.
  • Update canonical linux-xilinx-zynqmp to version 5.4.0-1079.83.
  • Update canonical linux-aws-fips to version 5.4.0-1161.172+fips1.
  • Update canonical linux-azure-fips to version 5.4.0-1166.172+fips1.
  • Update canonical linux-fips to version 5.4.0-1135.145.
  • Update canonical linux-gcp-fips to version 5.4.0-1164.173+fips1.
  • Update canonical linux to version 5.15.0-185.195.
  • Update canonical linux-aws to version 5.15.0-1111.118.
  • Update canonical linux-aws-6.8 to version 6.8.0-1060.63~22.04.1.
  • Update canonical linux-azure to version 5.15.0-1116.125.
  • 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 to version 5.15.0-1111.121.
  • Update canonical linux-gcp-6.8 to version 6.8.0-1063.69~22.04.1.
  • Update canonical linux-gke to version 5.15.0-1107.113.
  • Update canonical linux-gkeop to version 5.15.0-1094.102.
  • Update canonical linux-hwe-6.8 to version 6.8.0-136.136~22.04.1.
  • Update canonical linux-ibm to version 5.15.0-1105.109.
  • Update canonical linux-ibm-6.8 to version 6.8.0-1060.61~22.04.1.
  • Update canonical linux-intel-iotg to version 5.15.0-1106.112.
  • Update canonical linux-kvm to version 5.15.0-1103.108.
  • Update canonical linux-lowlatency to version 5.15.0-183.193.
  • Update canonical linux-lowlatency-hwe-6.8 to version 6.8.0-134.134.1~22.04.1.
  • Update canonical linux-nvidia to version 5.15.0-1106.107.
  • Update canonical linux-nvidia-6.8 to version 6.8.0-1058.61~22.04.1.
  • Update canonical linux-nvidia-tegra to version 5.15.0-1063.63.
  • Update canonical linux-nvidia-tegra-igx to version 5.15.0-1052.52.
  • Update canonical linux-oracle to version 5.15.0-1108.114.
  • Update canonical linux-oracle-6.8 to version 6.8.0-1057.58~22.04.1.
  • Update canonical linux-raspi to version 5.15.0-1105.108.
  • Update canonical linux-riscv-6.8 to version 6.8.0-134.134~22.04.1.
  • Update canonical linux-xilinx-zynqmp to version 5.15.0-1074.78.
  • Update canonical linux-bluefield to version 5.15.0-1095.97.
  • Update canonical linux-aws-fips to version 5.15.0-1111.118+fips1.
  • Update canonical linux-azure-fips to version 5.15.0-1116.125+fips1.
  • Update canonical linux-fips to version 5.15.0-185.195+fips1.
  • Update canonical linux-gcp-fips to version 5.15.0-1111.121+fips1.
  • Update canonical linux-intel-iot-realtime to version 5.15.0-1103.105.
  • Update canonical linux-realtime to version 5.15.0-1110.119.
  • Update canonical linux-realtime-6.8 to version 6.8.1-1055.56~22.04.1.
  • Update canonical linux to version 6.8.0-134.134.
  • Update canonical linux-aws to version 6.8.0-1060.63.
  • Update canonical linux-aws-6.17 to version 6.17.0-1019.19~24.04.1.
  • Update canonical linux-azure to version 6.8.0-1063.71.
  • Update canonical linux-azure-6.17 to version 6.17.0-1021.21~24.04.1.
  • Update canonical linux-azure-fde to version 6.8.0-1062.69.
  • Update canonical linux-gcp to version 6.8.0-1063.69.
  • Update canonical linux-gcp-6.17 to version 6.17.0-1020.22~24.04.1.
  • Update canonical linux-gke to version 6.8.0-1058.64.
  • Update canonical linux-gkeop to version 6.8.0-1045.48.
  • Update canonical linux-hwe-6.17 to version 6.17.0-40.40~24.04.1.
  • Update canonical linux-hwe-7.0 to version 7.0.0-28.28~24.04.1.
  • Update canonical linux-ibm to version 6.8.0-1060.61.
  • Update canonical linux-lowlatency to version 6.8.0-134.134.1.
  • Update canonical linux-nvidia to version 6.8.0-1058.61.
  • Update canonical linux-nvidia-6.17 to version 6.17.0-1026.26.
  • Update canonical linux-nvidia-lowlatency to version 6.8.0-1058.61.1.
  • Update canonical linux-nvidia-tegra to version 6.8.0-1029.30.
  • Update canonical linux-oem-6.17 to version 6.17.0-1028.28.
  • Update canonical linux-oracle to version 6.8.0-1057.58.
  • Update canonical linux-oracle-6.17 to version 6.17.0-1018.18~24.04.1.
  • Update canonical linux-raspi to version 6.8.0-1060.64.
  • Update canonical linux-aws-fips to version 6.8.0-1060.63+fips1.
  • Update canonical linux-azure-fips to version 6.8.0-1062.69+fips1.
  • Update canonical linux-fips to version 6.8.0-134.134+fips1.
  • Update canonical linux-gcp-fips to version 6.8.0-1063.69+fips1.
  • Update canonical linux-raspi-realtime to version 6.8.0-2049.50.
  • Update canonical linux-realtime to version 6.8.1-1055.56.
  • Update canonical linux-realtime-6.17 to version 6.17.0-1017.19~24.04.1.
  • Update canonical linux to version 6.17.0-40.40.
  • Update canonical linux-aws to version 6.17.0-1019.19.
  • Update canonical linux-gcp to version 6.17.0-1020.22.
  • Update canonical linux-oracle to version 6.17.0-1018.18.
  • Update canonical linux-raspi to version 6.17.0-1021.21.
  • Update canonical linux-realtime to version 6.17.0-1017.19.
  • Update canonical linux-riscv to version 6.17.0-40.40.1.
  • Update canonical linux to version 7.0.0-27.27.
  • Update canonical linux-aws to version 7.0.0-1008.8.
  • Update canonical linux-azure to version 7.0.0-1010.10.
  • Update canonical linux-azure-fde to version 7.0.0-1009.9.
  • Update canonical linux-gcp to version 7.0.0-1007.7.
  • Update canonical linux-ibm to version 7.0.0-1009.9.
  • Update canonical linux-nvidia to version 7.0.0-1013.13.
  • Update canonical linux-oem-7.0 to version 7.0.0-1008.8.
  • Update canonical linux-oracle to version 7.0.0-1007.7.
  • Update canonical linux-raspi to version 7.0.0-1014.14.
  • Update canonical linux-realtime to version 7.0.0-27.27.1.
  • Update canonical linux-riscv to version 7.0.0-27.27.1.
  • Update debian rootio-linux to version 5.10.257-1.root.io.93.
  • 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 linux kernel to version 7.0.4.
Affected software
Ecosystem VendorProductAffected versions
Ubuntu:Pro:14.04:LTS canonical linux-azure < 4.15.0-1205.220~14.04.1
Fix: upgrade to 4.15.0-1205.220~14.04.1
Ubuntu:Pro:16.04:LTS canonical linux-aws-hwe < 4.15.0-1194.207~16.04.1
Fix: upgrade to 4.15.0-1194.207~16.04.1
Ubuntu:Pro:16.04:LTS canonical linux-azure < 4.15.0-1204.219~16.04.1
Fix: upgrade to 4.15.0-1204.219~16.04.1
Ubuntu:Pro:16.04:LTS canonical linux-gcp < 4.15.0-1187.204~16.04.1
Fix: upgrade to 4.15.0-1187.204~16.04.1
Ubuntu:Pro:16.04:LTS canonical linux-hwe < 4.15.0-253.265~16.04.1
Fix: upgrade to 4.15.0-253.265~16.04.1
Ubuntu:16.04:LTS canonical linux-hwe-edge All versions
Ubuntu:Pro:16.04:LTS canonical linux-oracle < 4.15.0-1156.167~16.04.1
Fix: upgrade to 4.15.0-1156.167~16.04.1
Ubuntu:Pro:18.04:LTS canonical linux < 4.15.0-253.265
Fix: upgrade to 4.15.0-253.265
Ubuntu:Pro:18.04:LTS canonical linux-aws < 4.15.0-1194.207
Fix: upgrade to 4.15.0-1194.207
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 < 5.4.0-1161.172~18.04.1
Fix: upgrade to 5.4.0-1161.172~18.04.1
Ubuntu:18.04:LTS canonical linux-azure All versions
Ubuntu:Pro:18.04:LTS canonical linux-azure-4.15 < 4.15.0-1204.219
Fix: upgrade to 4.15.0-1204.219
Ubuntu:18.04:LTS canonical linux-azure-5.3 All versions
Ubuntu:Pro:18.04:LTS canonical linux-azure-5.4 < 5.4.0-1166.172~18.04.1
Fix: upgrade to 5.4.0-1166.172~18.04.1
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 < 4.15.0-1187.204
Fix: upgrade to 4.15.0-1187.204
Ubuntu:18.04:LTS canonical linux-gcp-5.3 All versions
Ubuntu:Pro:18.04:LTS canonical linux-gcp-5.4 < 5.4.0-1164.173~18.04.1
Fix: upgrade to 5.4.0-1164.173~18.04.1
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 < 5.4.0-233.253~18.04.1
Fix: upgrade to 5.4.0-233.253~18.04.1
Ubuntu:18.04:LTS canonical linux-hwe-edge All versions
Ubuntu:Pro:18.04:LTS canonical linux-ibm-5.4 < 5.4.0-1107.112~18.04.1
Fix: upgrade to 5.4.0-1107.112~18.04.1
Ubuntu:Pro:18.04:LTS canonical linux-kvm < 4.15.0-1176.181
Fix: upgrade to 4.15.0-1176.181
Ubuntu:18.04:LTS canonical linux-oem All versions
Ubuntu:Pro:18.04:LTS canonical linux-oracle < 4.15.0-1156.167
Fix: upgrade to 4.15.0-1156.167
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 < 5.4.0-1159.169~18.04.1
Fix: upgrade to 5.4.0-1159.169~18.04.1
Ubuntu:Pro:18.04:LTS canonical linux-raspi-5.4 < 5.4.0-1144.157~18.04.1
Fix: upgrade to 5.4.0-1144.157~18.04.1
Ubuntu:Pro:FIPS-updates:18.04:LTS canonical linux-aws-fips < 4.15.0-2132.138
Fix: upgrade to 4.15.0-2132.138
Ubuntu:Pro:FIPS-updates:18.04:LTS canonical linux-azure-fips < 4.15.0-2112.118
Fix: upgrade to 4.15.0-2112.118
Ubuntu:Pro:FIPS-updates:18.04:LTS canonical linux-fips < 4.15.0-1149.161
Fix: upgrade to 4.15.0-1149.161
Ubuntu:Pro:FIPS-updates:18.04:LTS canonical linux-gcp-fips < 4.15.0-2095.101
Fix: upgrade to 4.15.0-2095.101
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 < 5.4.0-233.253
Fix: upgrade to 5.4.0-233.253
Ubuntu:Pro:20.04:LTS canonical linux-aws < 5.4.0-1161.172
Fix: upgrade to 5.4.0-1161.172
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 < 5.15.0-1111.118~20.04.1
Fix: upgrade to 5.15.0-1111.118~20.04.1
Ubuntu:20.04:LTS canonical linux-aws-5.8 All versions
Ubuntu:Pro:20.04:LTS canonical linux-azure < 5.4.0-1166.172
Fix: upgrade to 5.4.0-1166.172
Showing 50 of 263. Show the rest
Ecosystem VendorProductAffected 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 < 5.15.0-1116.125~20.04.1
Fix: upgrade to 5.15.0-1116.125~20.04.1
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 < 5.15.0-1116.125~20.04.1
Fix: upgrade to 5.15.0-1116.125~20.04.1
Ubuntu:Pro:20.04:LTS canonical linux-bluefield < 5.4.0-1120.127
Fix: upgrade to 5.4.0-1120.127
Ubuntu:Pro:20.04:LTS canonical linux-gcp < 5.4.0-1164.173
Fix: upgrade to 5.4.0-1164.173
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 < 5.15.0-1111.121~20.04.1
Fix: upgrade to 5.15.0-1111.121~20.04.1
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 < 5.15.0-185.195~20.04.1
Fix: upgrade to 5.15.0-185.195~20.04.1
Ubuntu:20.04:LTS canonical linux-hwe-5.8 All versions
Ubuntu:Pro:20.04:LTS canonical linux-ibm < 5.4.0-1107.112
Fix: upgrade to 5.4.0-1107.112
Ubuntu:Pro:20.04:LTS canonical linux-ibm-5.15 < 5.15.0-1105.109~20.04.1
Fix: upgrade to 5.15.0-1105.109~20.04.1
Ubuntu:20.04:LTS canonical linux-intel-5.13 All versions
Ubuntu:Pro:20.04:LTS canonical linux-intel-iotg-5.15 < 5.15.0-1106.112~20.04.1
Fix: upgrade to 5.15.0-1106.112~20.04.1
Ubuntu:Pro:20.04:LTS canonical linux-iot < 5.4.0-1065.68
Fix: upgrade to 5.4.0-1065.68
Ubuntu:Pro:20.04:LTS canonical linux-kvm < 5.4.0-1148.157
Fix: upgrade to 5.4.0-1148.157
Ubuntu:Pro:20.04:LTS canonical linux-lowlatency-hwe-5.15 < 5.15.0-183.193~20.04.1
Fix: upgrade to 5.15.0-183.193~20.04.1
Ubuntu:Pro:20.04:LTS canonical linux-nvidia-tegra-5.15 < 5.15.0-1063.63~20.04.1
Fix: upgrade to 5.15.0-1063.63~20.04.1
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 < 5.4.0-1159.169
Fix: upgrade to 5.4.0-1159.169
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 < 5.15.0-1108.114~20.04.1
Fix: upgrade to 5.15.0-1108.114~20.04.1
Ubuntu:20.04:LTS canonical linux-oracle-5.8 All versions
Ubuntu:Pro:20.04:LTS canonical linux-raspi < 5.4.0-1144.157
Fix: upgrade to 5.4.0-1144.157
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 < 5.15.0-1105.109~20.04.1
Fix: upgrade to 5.15.0-1105.109~20.04.1
Ubuntu:20.04:LTS canonical linux-riscv-5.8 All versions
Ubuntu:Pro:20.04:LTS canonical linux-xilinx-zynqmp < 5.4.0-1079.83
Fix: upgrade to 5.4.0-1079.83
Ubuntu:Pro:FIPS-updates:20.04:LTS canonical linux-aws-fips < 5.4.0-1161.172+fips1
Fix: upgrade to 5.4.0-1161.172+fips1
Ubuntu:Pro:FIPS-updates:20.04:LTS canonical linux-azure-fips < 5.4.0-1166.172+fips1
Fix: upgrade to 5.4.0-1166.172+fips1
Ubuntu:Pro:FIPS-updates:20.04:LTS canonical linux-fips < 5.4.0-1135.145
Fix: upgrade to 5.4.0-1135.145
Ubuntu:Pro:FIPS-updates:20.04:LTS canonical linux-gcp-fips < 5.4.0-1164.173+fips1
Fix: upgrade to 5.4.0-1164.173+fips1
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 < 5.15.0-185.195
Fix: upgrade to 5.15.0-185.195
Ubuntu:22.04:LTS canonical linux-allwinner-5.19 All versions
Ubuntu:22.04:LTS canonical linux-aws < 5.15.0-1111.118
Fix: upgrade to 5.15.0-1111.118
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 < 6.8.0-1060.63~22.04.1
Fix: upgrade to 6.8.0-1060.63~22.04.1
Ubuntu:22.04:LTS canonical linux-azure < 5.15.0-1116.125
Fix: upgrade to 5.15.0-1116.125
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 < 5.15.0-1111.121
Fix: upgrade to 5.15.0-1111.121
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 < 6.8.0-1063.69~22.04.1
Fix: upgrade to 6.8.0-1063.69~22.04.1
Ubuntu:22.04:LTS canonical linux-gke < 5.15.0-1107.113
Fix: upgrade to 5.15.0-1107.113
Ubuntu:22.04:LTS canonical linux-gkeop < 5.15.0-1094.102
Fix: upgrade to 5.15.0-1094.102
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 < 5.15.0-1105.109
Fix: upgrade to 5.15.0-1105.109
Ubuntu:22.04:LTS canonical linux-ibm-6.8 < 6.8.0-1060.61~22.04.1
Fix: upgrade to 6.8.0-1060.61~22.04.1
Ubuntu:22.04:LTS canonical linux-intel-iot-realtime All versions
Ubuntu:22.04:LTS canonical linux-intel-iotg < 5.15.0-1106.112
Fix: upgrade to 5.15.0-1106.112
Ubuntu:22.04:LTS canonical linux-kvm < 5.15.0-1103.108
Fix: upgrade to 5.15.0-1103.108
Ubuntu:22.04:LTS canonical linux-lowlatency < 5.15.0-183.193
Fix: upgrade to 5.15.0-183.193
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 < 6.8.0-134.134.1~22.04.1
Fix: upgrade to 6.8.0-134.134.1~22.04.1
Ubuntu:22.04:LTS canonical linux-nvidia < 5.15.0-1106.107
Fix: upgrade to 5.15.0-1106.107
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 < 6.8.0-1058.61~22.04.1
Fix: upgrade to 6.8.0-1058.61~22.04.1
Ubuntu:22.04:LTS canonical linux-nvidia-tegra < 5.15.0-1063.63
Fix: upgrade to 5.15.0-1063.63
Ubuntu:22.04:LTS canonical linux-nvidia-tegra-igx < 5.15.0-1052.52
Fix: upgrade to 5.15.0-1052.52
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 < 5.15.0-1108.114
Fix: upgrade to 5.15.0-1108.114
Ubuntu:22.04:LTS canonical linux-oracle-6.5 All versions
Ubuntu:22.04:LTS canonical linux-oracle-6.8 < 6.8.0-1057.58~22.04.1
Fix: upgrade to 6.8.0-1057.58~22.04.1
Ubuntu:22.04:LTS canonical linux-raspi < 5.15.0-1105.108
Fix: upgrade to 5.15.0-1105.108
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 < 6.8.0-134.134~22.04.1
Fix: upgrade to 6.8.0-134.134~22.04.1
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 < 5.15.0-1074.78
Fix: upgrade to 5.15.0-1074.78
Ubuntu:Nvidia-BlueField:22.04:LTS canonical linux-bluefield < 5.15.0-1095.97
Fix: upgrade to 5.15.0-1095.97
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 < 5.15.0-1111.118+fips1
Fix: upgrade to 5.15.0-1111.118+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-azure-fips < 5.15.0-1116.125+fips1
Fix: upgrade to 5.15.0-1116.125+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-fips < 5.15.0-185.195+fips1
Fix: upgrade to 5.15.0-185.195+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-gcp-fips < 5.15.0-1111.121+fips1
Fix: upgrade to 5.15.0-1111.121+fips1
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-intel-iot-realtime < 5.15.0-1103.105
Fix: upgrade to 5.15.0-1103.105
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-realtime < 5.15.0-1110.119
Fix: upgrade to 5.15.0-1110.119
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-realtime-6.8 < 6.8.1-1055.56~22.04.1
Fix: upgrade to 6.8.1-1055.56~22.04.1
Ubuntu:24.04:LTS canonical linux < 6.8.0-134.134
Fix: upgrade to 6.8.0-134.134
Ubuntu:24.04:LTS canonical linux-aws < 6.8.0-1060.63
Fix: upgrade to 6.8.0-1060.63
Ubuntu:24.04:LTS canonical linux-aws-6.14 All versions
Ubuntu:24.04:LTS canonical linux-aws-6.17 < 6.17.0-1019.19~24.04.1
Fix: upgrade to 6.17.0-1019.19~24.04.1
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 < 6.17.0-1021.21~24.04.1
Fix: upgrade to 6.17.0-1021.21~24.04.1
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 < 6.8.0-1063.69
Fix: upgrade to 6.8.0-1063.69
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 < 6.17.0-1020.22~24.04.1
Fix: upgrade to 6.17.0-1020.22~24.04.1
Ubuntu:24.04:LTS canonical linux-gke < 6.8.0-1058.64
Fix: upgrade to 6.8.0-1058.64
Ubuntu:24.04:LTS canonical linux-gkeop < 6.8.0-1045.48
Fix: upgrade to 6.8.0-1045.48
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 < 6.17.0-40.40~24.04.1
Fix: upgrade to 6.17.0-40.40~24.04.1
Ubuntu:24.04:LTS canonical linux-hwe-7.0 < 7.0.0-28.28~24.04.1
Fix: upgrade to 7.0.0-28.28~24.04.1
Ubuntu:24.04:LTS canonical linux-ibm < 6.8.0-1060.61
Fix: upgrade to 6.8.0-1060.61
Ubuntu:24.04:LTS canonical linux-lowlatency < 6.8.0-134.134.1
Fix: upgrade to 6.8.0-134.134.1
Ubuntu:24.04:LTS canonical linux-lowlatency-hwe-6.11 All versions
Ubuntu:24.04:LTS canonical linux-nvidia < 6.8.0-1058.61
Fix: upgrade to 6.8.0-1058.61
Ubuntu:24.04:LTS canonical linux-nvidia-6.11 All versions
Ubuntu:24.04:LTS canonical linux-nvidia-6.17 < 6.17.0-1026.26
Fix: upgrade to 6.17.0-1026.26
Ubuntu:24.04:LTS canonical linux-nvidia-lowlatency < 6.8.0-1058.61.1
Fix: upgrade to 6.8.0-1058.61.1
Ubuntu:24.04:LTS canonical linux-nvidia-tegra < 6.8.0-1029.30
Fix: upgrade to 6.8.0-1029.30
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 < 6.17.0-1028.28
Fix: upgrade to 6.17.0-1028.28
Ubuntu:24.04:LTS canonical linux-oem-6.8 All versions
Ubuntu:24.04:LTS canonical linux-oracle < 6.8.0-1057.58
Fix: upgrade to 6.8.0-1057.58
Ubuntu:24.04:LTS canonical linux-oracle-6.14 All versions
Ubuntu:24.04:LTS canonical linux-oracle-6.17 < 6.17.0-1018.18~24.04.1
Fix: upgrade to 6.17.0-1018.18~24.04.1
Ubuntu:24.04:LTS canonical linux-raspi < 6.8.0-1060.64
Fix: upgrade to 6.8.0-1060.64
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 < 6.8.0-1032.33
Fix: upgrade to 6.8.0-1032.33
Ubuntu:Nvidia-BlueField:24.04:LTS canonical linux-bluefield < 6.8.0-1026.30
Fix: upgrade to 6.8.0-1026.30
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-aws-fips < 6.8.0-1060.63+fips1
Fix: upgrade to 6.8.0-1060.63+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-azure-fips < 6.8.0-1062.69+fips1
Fix: upgrade to 6.8.0-1062.69+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-fips < 6.8.0-134.134+fips1
Fix: upgrade to 6.8.0-134.134+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-gcp-fips < 6.8.0-1063.69+fips1
Fix: upgrade to 6.8.0-1063.69+fips1
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-raspi-realtime < 6.8.0-2049.50
Fix: upgrade to 6.8.0-2049.50
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-realtime < 6.8.1-1055.56
Fix: upgrade to 6.8.1-1055.56
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-realtime-6.14 All versions
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-realtime-6.17 < 6.17.0-1017.19~24.04.1
Fix: upgrade to 6.17.0-1017.19~24.04.1
Ubuntu:25.10 canonical linux < 6.17.0-40.40
Fix: upgrade to 6.17.0-40.40
Ubuntu:25.10 canonical linux-aws < 6.17.0-1019.19
Fix: upgrade to 6.17.0-1019.19
Ubuntu:25.10 canonical linux-azure All versions
Ubuntu:25.10 canonical linux-azure-fde All versions
Ubuntu:25.10 canonical linux-gcp < 6.17.0-1020.22
Fix: upgrade to 6.17.0-1020.22
Ubuntu:25.10 canonical linux-oracle < 6.17.0-1018.18
Fix: upgrade to 6.17.0-1018.18
Ubuntu:25.10 canonical linux-raspi < 6.17.0-1021.21
Fix: upgrade to 6.17.0-1021.21
Ubuntu:25.10 canonical linux-realtime < 6.17.0-1017.19
Fix: upgrade to 6.17.0-1017.19
Ubuntu:25.10 canonical linux-riscv < 6.17.0-40.40.1
Fix: upgrade to 6.17.0-40.40.1
Ubuntu:26.04:LTS canonical linux < 7.0.0-27.27
Fix: upgrade to 7.0.0-27.27
Ubuntu:26.04:LTS canonical linux-aws < 7.0.0-1008.8
Fix: upgrade to 7.0.0-1008.8
Ubuntu:26.04:LTS canonical linux-azure < 7.0.0-1010.10
Fix: upgrade to 7.0.0-1010.10
Ubuntu:26.04:LTS canonical linux-azure-fde < 7.0.0-1009.9
Fix: upgrade to 7.0.0-1009.9
Ubuntu:26.04:LTS canonical linux-gcp < 7.0.0-1007.7
Fix: upgrade to 7.0.0-1007.7
Ubuntu:26.04:LTS canonical linux-ibm < 7.0.0-1009.9
Fix: upgrade to 7.0.0-1009.9
Ubuntu:26.04:LTS canonical linux-nvidia < 7.0.0-1013.13
Fix: upgrade to 7.0.0-1013.13
Ubuntu:26.04:LTS canonical linux-oem-7.0 < 7.0.0-1008.8
Fix: upgrade to 7.0.0-1008.8
Ubuntu:26.04:LTS canonical linux-oracle < 7.0.0-1007.7
Fix: upgrade to 7.0.0-1007.7
Ubuntu:26.04:LTS canonical linux-raspi < 7.0.0-1014.14
Fix: upgrade to 7.0.0-1014.14
Ubuntu:26.04:LTS canonical linux-realtime < 7.0.0-27.27.1
Fix: upgrade to 7.0.0-27.27.1
Ubuntu:26.04:LTS canonical linux-riscv < 7.0.0-27.27.1
Fix: upgrade to 7.0.0-27.27.1
Alpaquita:23 bellsoft linux-lts >= 6.1.170-r0
Alpaquita:25 bellsoft linux-lts >= 6.12.85-r0, < 6.12.87-r0
Fix: upgrade to 6.12.87-r0
Alpaquita:stream bellsoft linux-lts >= 6.12.85-r0, < 6.12.87-r0
Fix: upgrade to 6.12.87-r0
Root:Debian:12 debian rootio-linux < 6.1.174-1.root.io.139
Fix: upgrade to 6.1.174-1.root.io.139
Debian:11 debian linux All versions
Debian:12 debian linux All versions
Debian:13 debian linux < 6.12.86-1
Fix: upgrade to 6.12.86-1
Debian:14 debian linux < 7.0.4-1
Fix: upgrade to 7.0.4-1
Root:Debian:12 – linux < 6.1.187-1.aikido.166
Fix: upgrade to 6.1.187-1.aikido.166
Root:Debian:12 – rootio-linux < 6.1.187-1.aikido.166
Fix: upgrade to 6.1.187-1.aikido.166
Root:Debian:11 debian rootio-linux < 5.10.257-1.root.io.93
Fix: upgrade to 5.10.257-1.root.io.93
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
Linux linux kernel >= 6.19.0, < 7.0.4
Fix: upgrade to 7.0.4
Original advisory text
RDMA/rxe: Validate pad and ICRC before payload_size() in rxe_rcv
In the Linux kernel, the following vulnerability has been resolved:

RDMA/rxe: Validate pad and ICRC before payload_size() in rxe_rcv

rxe_rcv() currently checks only that the incoming packet is at least
header_size(pkt) bytes long before payload_size() is used.

However, payload_size() subtracts both the attacker-controlled BTH pad
field and RXE_ICRC_SIZE from pkt->paylen:

payload_size = pkt->paylen - offset[RXE_PAYLOAD] - bth_pad(pkt)
- RXE_ICRC_SIZE

This means a short packet can still make payload_size() underflow even
if it includes enough bytes for the fixed headers. Simply requiring
header_size(pkt) + RXE_ICRC_SIZE is not sufficient either, because a
packet with a forged non-zero BTH pad can still leave payload_size()
negative and pass an underflowed value to later receive-path users.

Fix this by validating pkt->paylen against the full minimum length
required by payload_size(): header_size(pkt) + bth_pad(pkt) +
RXE_ICRC_SIZE.
References
Severity
9.9 Critical
CVSS 3.1: 9.1 (NVD)
CVSS 4.0: 9.9 (OSV)
CVSS 3.1: 9.1 (OSV)
Exploitation
EPSS <1%
Timeline
Published27 May 2026
Updated27 Sep 2026
First seen28 May 2026
Track software like this
Free during beta