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6.6

CVE-2026-72232: Linux kernel batman-adv can read beyond packet memory

CVE-2026-72232 · published 2 months ago
Summary

The batman-adv component of the Linux kernel could read past the end of a network packet when a specially crafted filter is used. This could lead to incorrect data handling or crashes on systems running affected Linux distributions. Update the kernel to the latest version provided by your Linux vendor to fix the issue.

What to do
  • Update debian linux to version 5.10.262-1.
  • Update debian linux to version 6.1.180-1.
  • Update debian linux to version 6.12.100-1.
  • Update debian linux to version 7.1.5-1.
  • Update linux kernel to version 7.1.5.
  • Update canonical linux-aws-5.15 to version 5.15.0-1117.124~20.04.1.
  • Update canonical linux-azure-5.15 to version 5.15.0-1123.132~20.04.1.
  • Update canonical linux-azure-fde-5.15 to version 5.15.0-1122.131~20.04.1.
  • Update canonical linux-gcp-5.15 to version 5.15.0-1118.128~20.04.1.
  • Update canonical linux-hwe-5.15 to version 5.15.0-198.208~20.04.1.
  • Update canonical linux-ibm-5.15 to version 5.15.0-1111.115~20.04.1.
  • Update canonical linux-intel-iotg-5.15 to version 5.15.0-1112.118~20.04.1.
  • Update canonical linux-lowlatency-hwe-5.15 to version 5.15.0-195.205~20.04.1.
  • Update canonical linux-oracle-5.15 to version 5.15.0-1114.120~20.04.1.
  • Update canonical linux-riscv-5.15 to version 5.15.0-1111.115~20.04.1.
  • Update canonical linux to version 5.15.0-198.208.
  • Update canonical linux-aws to version 5.15.0-1117.124.
  • Update canonical linux-azure to version 5.15.0-1123.132.
  • Update canonical linux-azure-fde to version 5.15.0-1122.131.
  • Update canonical linux-gcp to version 5.15.0-1118.128.
  • Update canonical linux-gke to version 5.15.0-1113.119.
  • Update canonical linux-gkeop to version 5.15.0-1100.108.
  • Update canonical linux-ibm to version 5.15.0-1111.115.
  • Update canonical linux-intel-iotg to version 5.15.0-1112.118.
  • Update canonical linux-kvm to version 5.15.0-1109.114.
  • Update canonical linux-lowlatency to version 5.15.0-195.205.
  • Update canonical linux-nvidia to version 5.15.0-1112.113.
  • Update canonical linux-oracle to version 5.15.0-1114.120.
  • Update canonical linux-xilinx-zynqmp to version 5.15.0-1080.84.
  • Update canonical linux-bluefield to version 5.15.0-1101.103.
  • Update canonical linux-intel-iot-realtime to version 5.15.0-1109.111.
  • Update canonical linux-realtime to version 5.15.0-1116.125.
  • Update canonical linux-aws-fips to version 5.15.0-1117.124+fips1.
  • Update canonical linux-azure-fips to version 5.15.0-1123.132+fips1.
  • Update canonical linux-fips to version 5.15.0-198.208+fips1.
  • Update canonical linux-gcp-fips to version 5.15.0-1118.128+fips1.
  • Update canonical linux to version 6.8.0-147.147.
  • Update canonical linux-aws to version 6.8.0-1067.70.
  • Update canonical linux-aws-7.0 to version 7.0.0-1014.14~24.04.1.
  • Update canonical linux-azure to version 6.8.0-1071.79.
  • Update canonical linux-azure-7.0 to version 7.0.0-1017.17~24.04.1.
  • Update canonical linux-azure-fde to version 6.8.0-1069.76.
  • Update canonical linux-azure-fde-7.0 to version 7.0.0-1016.16~24.04.1.
  • Update canonical linux-gcp to version 6.8.0-1071.79.
  • Update canonical linux-gcp-7.0 to version 7.0.0-1014.14~24.04.1.
  • Update canonical linux-gke to version 6.8.0-1066.74.
  • Update canonical linux-gkeop to version 6.8.0-1052.56.
  • Update canonical linux-hwe-7.0 to version 7.0.0-38.38~24.04.4.
  • Update canonical linux-ibm to version 6.8.0-1067.68.
  • Update canonical linux-lowlatency to version 6.8.0-147.147.1.
  • Update canonical linux-nvidia-tegra to version 6.8.0-1036.39.
  • Update canonical linux-oracle to version 6.8.0-1064.67.
  • Update canonical linux-oracle-7.0 to version 7.0.0-1013.13~24.04.1.
  • Update canonical linux-riscv-7.0 to version 7.0.0-38.38.1~24.04.1.
  • Update canonical linux-bluefield to version 6.8.0-1033.38.
  • Update canonical linux-realtime to version 6.8.1-1062.63.
  • Update canonical linux-aws-fips to version 6.8.0-1067.70+fips1.
  • Update canonical linux-azure-fips to version 6.8.0-1071.79+fips1.
  • Update canonical linux-fips to version 6.8.0-147.147+fips1.
  • Update canonical linux-gcp-fips to version 6.8.0-1071.79+fips1.
  • Update canonical linux to version 7.0.0-38.38.
  • Update canonical linux-aws to version 7.0.0-1014.14.
  • Update canonical linux-azure to version 7.0.0-1017.17.
  • Update canonical linux-azure-fde to version 7.0.0-1016.16.
  • Update canonical linux-gcp to version 7.0.0-1014.14.
  • Update canonical linux-gke to version 7.0.0-1008.9.
  • Update canonical linux-ibm to version 7.0.0-1015.15.
  • Update canonical linux-oem-7.0 to version 7.0.0-1015.15.
  • Update canonical linux-oracle to version 7.0.0-1013.13.
  • Update canonical linux-realtime to version 7.0.0-38.38.1.
  • Update canonical linux-riscv to version 7.0.0-38.38.1.
  • Update linux linux to version 58799078afebd5115e052bf69ad6697f9759dd6f or later.
Affected software
Ecosystem VendorProductAffected versions
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-aws-hwe 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: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: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: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:Pro:18.04:LTS canonical linux-hwe-5.4 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: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-gcp-fips 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 < 5.15.0-1117.124~20.04.1
Fix: upgrade to 5.15.0-1117.124~20.04.1
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 < 5.15.0-1123.132~20.04.1
Fix: upgrade to 5.15.0-1123.132~20.04.1
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 < 5.15.0-1122.131~20.04.1
Fix: upgrade to 5.15.0-1122.131~20.04.1
Ubuntu:Pro:20.04:LTS canonical linux-bluefield 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 < 5.15.0-1118.128~20.04.1
Fix: upgrade to 5.15.0-1118.128~20.04.1
Ubuntu:20.04:LTS canonical linux-gcp-5.8 All versions
Ubuntu:20.04:LTS canonical linux-gke All versions
Showing 50 of 219. Show the rest
Ecosystem VendorProductAffected 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 < 5.15.0-198.208~20.04.1
Fix: upgrade to 5.15.0-198.208~20.04.1
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 < 5.15.0-1111.115~20.04.1
Fix: upgrade to 5.15.0-1111.115~20.04.1
Ubuntu:20.04:LTS canonical linux-intel-5.13 All versions
Ubuntu:Pro:20.04:LTS canonical linux-intel-iotg-5.15 < 5.15.0-1112.118~20.04.1
Fix: upgrade to 5.15.0-1112.118~20.04.1
Ubuntu:Pro:20.04:LTS canonical linux-iot All versions
Ubuntu:Pro:20.04:LTS canonical linux-lowlatency-hwe-5.15 < 5.15.0-195.205~20.04.1
Fix: upgrade to 5.15.0-195.205~20.04.1
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 < 5.15.0-1114.120~20.04.1
Fix: upgrade to 5.15.0-1114.120~20.04.1
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 < 5.15.0-1111.115~20.04.1
Fix: upgrade to 5.15.0-1111.115~20.04.1
Ubuntu:20.04:LTS canonical linux-riscv-5.8 All versions
Ubuntu:Pro:20.04:LTS canonical linux-xilinx-zynqmp All versions
Ubuntu:22.04:LTS canonical linux-allwinner-5.19 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 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 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 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 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 All versions
Ubuntu:22.04:LTS canonical linux-ibm-6.8 All versions
Ubuntu:22.04:LTS canonical linux-intel-iot-realtime All versions
Ubuntu:22.04:LTS canonical linux-intel-iotg < 5.15.0-1112.118
Fix: upgrade to 5.15.0-1112.118
Ubuntu:22.04:LTS canonical linux-lowlatency < 5.15.0-195.205
Fix: upgrade to 5.15.0-195.205
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 All versions
Ubuntu:22.04:LTS canonical linux-nvidia < 5.15.0-1112.113
Fix: upgrade to 5.15.0-1112.113
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 All versions
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-6.5 All versions
Ubuntu:22.04:LTS canonical linux-oracle-6.8 All versions
Ubuntu:22.04:LTS canonical linux-realtime 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 All versions
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:Pro:Realtime:22.04:LTS canonical linux-realtime-6.8 All versions
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-aws-7.0 < 7.0.0-1014.14~24.04.1
Fix: upgrade to 7.0.0-1014.14~24.04.1
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-7.0 < 7.0.0-1017.17~24.04.1
Fix: upgrade to 7.0.0-1017.17~24.04.1
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-fde-7.0 < 7.0.0-1016.16~24.04.1
Fix: upgrade to 7.0.0-1016.16~24.04.1
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-6.11 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-gcp-7.0 < 7.0.0-1014.14~24.04.1
Fix: upgrade to 7.0.0-1014.14~24.04.1
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-hwe-7.0 < 7.0.0-38.38~24.04.4
Fix: upgrade to 7.0.0-38.38~24.04.4
Ubuntu:24.04:LTS canonical linux-lowlatency-hwe-6.11 All versions
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-7.0 All versions
Ubuntu:24.04:LTS canonical linux-nvidia-lowlatency All versions
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-6.14 All versions
Ubuntu:24.04:LTS canonical linux-oracle-6.17 All versions
Ubuntu:24.04:LTS canonical linux-oracle-7.0 < 7.0.0-1013.13~24.04.1
Fix: upgrade to 7.0.0-1013.13~24.04.1
Ubuntu:24.04:LTS canonical linux-raspi-realtime 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-riscv-7.0 < 7.0.0-38.38.1~24.04.1
Fix: upgrade to 7.0.0-38.38.1~24.04.1
Ubuntu:24.04:LTS canonical linux-xilinx All versions
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:26.04:LTS canonical linux-nvidia-bos All versions
Ubuntu:26.04:LTS canonical linux-oem-7.0 < 7.0.0-1015.15
Fix: upgrade to 7.0.0-1015.15
Debian:11 debian linux < 5.10.262-1
Fix: upgrade to 5.10.262-1
Debian:12 debian linux < 6.1.180-1
Fix: upgrade to 6.1.180-1
Debian:13 debian linux < 6.12.100-1
Fix: upgrade to 6.12.100-1
Debian:14 debian linux < 7.1.5-1
Fix: upgrade to 7.1.5-1
– linux linux < 58799078afebd5115e052bf69ad6697f9759dd6f
2.6.38
Linux linux kernel >= 6.19.0, < 7.1.5
Fix: upgrade to 7.1.5
Ubuntu:22.04:LTS canonical linux < 5.15.0-198.208
Fix: upgrade to 5.15.0-198.208
Ubuntu:22.04:LTS canonical linux-aws < 5.15.0-1117.124
Fix: upgrade to 5.15.0-1117.124
Ubuntu:22.04:LTS canonical linux-azure < 5.15.0-1123.132
Fix: upgrade to 5.15.0-1123.132
Ubuntu:22.04:LTS canonical linux-azure-fde < 5.15.0-1122.131
Fix: upgrade to 5.15.0-1122.131
Ubuntu:22.04:LTS canonical linux-gcp < 5.15.0-1118.128
Fix: upgrade to 5.15.0-1118.128
Ubuntu:22.04:LTS canonical linux-gke < 5.15.0-1113.119
Fix: upgrade to 5.15.0-1113.119
Ubuntu:22.04:LTS canonical linux-gkeop < 5.15.0-1100.108
Fix: upgrade to 5.15.0-1100.108
Ubuntu:22.04:LTS canonical linux-ibm < 5.15.0-1111.115
Fix: upgrade to 5.15.0-1111.115
Ubuntu:22.04:LTS canonical linux-kvm < 5.15.0-1109.114
Fix: upgrade to 5.15.0-1109.114
Ubuntu:22.04:LTS canonical linux-oracle < 5.15.0-1114.120
Fix: upgrade to 5.15.0-1114.120
Ubuntu:22.04:LTS canonical linux-xilinx-zynqmp < 5.15.0-1080.84
Fix: upgrade to 5.15.0-1080.84
Ubuntu:Nvidia-BlueField:22.04:LTS canonical linux-bluefield < 5.15.0-1101.103
Fix: upgrade to 5.15.0-1101.103
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-intel-iot-realtime < 5.15.0-1109.111
Fix: upgrade to 5.15.0-1109.111
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-realtime < 5.15.0-1116.125
Fix: upgrade to 5.15.0-1116.125
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-aws-fips < 5.15.0-1117.124+fips1
Fix: upgrade to 5.15.0-1117.124+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-azure-fips < 5.15.0-1123.132+fips1
Fix: upgrade to 5.15.0-1123.132+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-fips < 5.15.0-198.208+fips1
Fix: upgrade to 5.15.0-198.208+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTS canonical linux-gcp-fips < 5.15.0-1118.128+fips1
Fix: upgrade to 5.15.0-1118.128+fips1
Ubuntu:24.04:LTS canonical linux < 6.8.0-147.147
Fix: upgrade to 6.8.0-147.147
Ubuntu:24.04:LTS canonical linux-aws < 6.8.0-1067.70
Fix: upgrade to 6.8.0-1067.70
Ubuntu:24.04:LTS canonical linux-azure < 6.8.0-1071.79
Fix: upgrade to 6.8.0-1071.79
Ubuntu:24.04:LTS canonical linux-azure-fde < 6.8.0-1069.76
Fix: upgrade to 6.8.0-1069.76
Ubuntu:24.04:LTS canonical linux-gcp < 6.8.0-1071.79
Fix: upgrade to 6.8.0-1071.79
Ubuntu:24.04:LTS canonical linux-gke < 6.8.0-1066.74
Fix: upgrade to 6.8.0-1066.74
Ubuntu:24.04:LTS canonical linux-gkeop < 6.8.0-1052.56
Fix: upgrade to 6.8.0-1052.56
Ubuntu:24.04:LTS canonical linux-ibm < 6.8.0-1067.68
Fix: upgrade to 6.8.0-1067.68
Ubuntu:24.04:LTS canonical linux-lowlatency < 6.8.0-147.147.1
Fix: upgrade to 6.8.0-147.147.1
Ubuntu:24.04:LTS canonical linux-nvidia-tegra < 6.8.0-1036.39
Fix: upgrade to 6.8.0-1036.39
Ubuntu:24.04:LTS canonical linux-oracle < 6.8.0-1064.67
Fix: upgrade to 6.8.0-1064.67
Ubuntu:Nvidia-BlueField:24.04:LTS canonical linux-bluefield < 6.8.0-1033.38
Fix: upgrade to 6.8.0-1033.38
Ubuntu:Pro:Realtime:24.04:LTS canonical linux-realtime < 6.8.1-1062.63
Fix: upgrade to 6.8.1-1062.63
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-aws-fips < 6.8.0-1067.70+fips1
Fix: upgrade to 6.8.0-1067.70+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-azure-fips < 6.8.0-1071.79+fips1
Fix: upgrade to 6.8.0-1071.79+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-fips < 6.8.0-147.147+fips1
Fix: upgrade to 6.8.0-147.147+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTS canonical linux-gcp-fips < 6.8.0-1071.79+fips1
Fix: upgrade to 6.8.0-1071.79+fips1
Ubuntu:26.04:LTS canonical linux < 7.0.0-38.38
Fix: upgrade to 7.0.0-38.38
Ubuntu:26.04:LTS canonical linux-aws < 7.0.0-1014.14
Fix: upgrade to 7.0.0-1014.14
Ubuntu:26.04:LTS canonical linux-azure < 7.0.0-1017.17
Fix: upgrade to 7.0.0-1017.17
Ubuntu:26.04:LTS canonical linux-azure-fde < 7.0.0-1016.16
Fix: upgrade to 7.0.0-1016.16
Ubuntu:26.04:LTS canonical linux-gcp < 7.0.0-1014.14
Fix: upgrade to 7.0.0-1014.14
Ubuntu:26.04:LTS canonical linux-gke < 7.0.0-1008.9
Fix: upgrade to 7.0.0-1008.9
Ubuntu:26.04:LTS canonical linux-ibm < 7.0.0-1015.15
Fix: upgrade to 7.0.0-1015.15
Ubuntu:26.04:LTS canonical linux-oracle < 7.0.0-1013.13
Fix: upgrade to 7.0.0-1013.13
Ubuntu:26.04:LTS canonical linux-realtime < 7.0.0-38.38.1
Fix: upgrade to 7.0.0-38.38.1
Ubuntu:26.04:LTS canonical linux-riscv < 7.0.0-38.38.1
Fix: upgrade to 7.0.0-38.38.1
Original advisory text
batman-adv: ensure minimal ethernet header on TX
In the Linux kernel, the following vulnerability has been resolved: batman-adv: ensure minimal ethernet header on TX As documented in commit 8bd67ebb50c0 ("net: bridge: xmit: make sure we have at least eth header len bytes"), it is possible by for a local user with eBPF TC hook access to attach a tc filter which truncates the packet and redirects to an batadv interface. But the code assumes that at least ETH_HLEN bytes are available and thus might read outside of the available buffer. The batadv_interface_tx() must therefore always check itself if enough data is available for the ethernet header and don't rely on min_header_len.
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
6.6 Medium
Exploitation
<1% chance of attack within 30 days
Timeline
Published15 Aug 2026
Updated28 Oct 2026
First seen15 Aug 2026
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