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7.1

CVE-2026-64317: Linux kernel may expose kernel memory when reading ISO files

CVE-2026-64317 · published 3 months ago
Summary

The Linux kernel can incorrectly read data from specially crafted ISO images, potentially revealing parts of its own memory. This can happen when removable media with ISO files are mounted automatically, allowing an attacker to see information they shouldn't. Updating the kernel to the latest version fixes the issue, so apply the latest Linux updates as soon as possible.

What to do
  • Update debian linux to version 6.12.96-1.
  • Update debian rootio-linux to version 6.1.177-1.aikido.162.
  • Update canonical linux-azure-7.0 to version 7.0.0-1014.14~24.04.1.
  • Update canonical linux-azure to version 7.0.0-1014.14.
  • Update canonical linux-ibm to version 7.0.0-1013.13.
  • Update canonical linux-nvidia to version 7.0.0-1018.18.
  • Update canonical linux-nvidia-bos to version 7.0.0-2018.18.
  • Update canonical linux-oracle to version 7.0.0-1011.11.
  • Update canonical linux-aws-7.0 to version 7.0.0-1012.12~24.04.1.
  • Update canonical linux-gcp-7.0 to version 7.0.0-1011.11~24.04.1.
  • Update canonical linux-hwe-7.0 to version 7.0.0-31.31~24.04.1.
  • Update canonical linux-riscv-7.0 to version 7.0.0-31.31.1~24.04.1.
  • Update canonical linux to version 7.0.0-31.31.
  • Update canonical linux-aws to version 7.0.0-1012.12.
  • Update canonical linux-gcp to version 7.0.0-1011.11.
  • Update canonical linux-gke to version 7.0.0-1006.7.
  • Update canonical linux-oem-7.0 to version 7.0.0-1013.13.
  • Update canonical linux-realtime to version 7.0.0-31.31.1.
  • Update canonical linux-riscv to version 7.0.0-31.31.1.
  • Update linux kernel to version 7.1.4.
  • Update canonical linux-nvidia-7.0 to version 7.0.0-1018.18~24.04.1.
  • Update canonical linux-raspi to version 7.0.0-1019.19.
  • Update canonical linux-oracle-7.0 to version 7.0.0-1011.11~24.04.1.
  • Update debian linux to version 6.1.180-1.
  • Update debian linux to version 7.1.4-1.
  • Update debian linux-6.12 to version 6.12.100-1~deb12u1.
  • 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-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 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-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-nvidia-tegra to version 6.8.0-1036.39.
  • Update linux to version 6.1.190-1.aikido.167.
  • Update rootio-linux to version 6.1.190-1.aikido.167.
  • Update canonical linux-riscv-5.15 to version 5.15.0-1111.115~20.04.1.
  • Update canonical linux-bluefield to version 5.15.0-1101.103.
  • Update canonical linux to version 6.8.0-147.147.
  • Update canonical linux-aws to version 6.8.0-1067.70.
  • Update canonical linux-azure to version 6.8.0-1071.79.
  • Update canonical linux-azure-fde to version 6.8.0-1069.76.
  • Update canonical linux-azure-fde-7.0 to version 7.0.0-1013.13~24.04.1.
  • Update canonical linux-gcp to version 6.8.0-1071.79.
  • 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-ibm to version 6.8.0-1067.68.
  • Update canonical linux-lowlatency to version 6.8.0-147.147.1.
  • Update canonical linux-oracle to version 6.8.0-1064.67.
  • 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-azure-fde to version 7.0.0-1013.13.
  • Update linux to version 5.15.0-202.212.aikido.118.
  • Update rootio-linux to version 5.15.0-202.212.aikido.118.
  • Update linux linux to version 1015e1c4b2fadd9c09704e24738e46598778c869 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
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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 < 7.0.0-1012.12~24.04.1
Fix: upgrade to 7.0.0-1012.12~24.04.1
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 < 7.0.0-1014.14~24.04.1
Fix: upgrade to 7.0.0-1014.14~24.04.1
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 < 7.0.0-1013.13~24.04.1
Fix: upgrade to 7.0.0-1013.13~24.04.1
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 < 7.0.0-1011.11~24.04.1
Fix: upgrade to 7.0.0-1011.11~24.04.1
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 < 7.0.0-31.31~24.04.1
Fix: upgrade to 7.0.0-31.31~24.04.1
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 < 7.0.0-1018.18~24.04.1
Fix: upgrade to 7.0.0-1018.18~24.04.1
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 < 7.0.0-1011.11~24.04.1
Fix: upgrade to 7.0.0-1011.11~24.04.1
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 < 7.0.0-31.31.1~24.04.1
Fix: upgrade to 7.0.0-31.31.1~24.04.1
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 < 7.0.0-2018.18
Fix: upgrade to 7.0.0-2018.18
Ubuntu:26.04:LTS canonical linux-oem-7.0 < 7.0.0-1013.13
Fix: upgrade to 7.0.0-1013.13
– linux linux < 1015e1c4b2fadd9c09704e24738e46598778c869
2.6.12
Debian:11 debian linux All versions
Debian:12 debian linux < 6.1.180-1
Fix: upgrade to 6.1.180-1
Debian:13 debian linux < 6.12.96-1
Fix: upgrade to 6.12.96-1
Debian:14 debian linux < 7.1.4-1
Fix: upgrade to 7.1.4-1
– linux linux_kernel >= 2.6.12.1, < 5.10.261
>= 5.11, < 5.15.212
>= 5.16, < 6.1.178
>= 6.2, < 6.6.145
>= 6.7, < 6.12.96
>= 6.13, < 6.18.39
>= 6.19, < 7.1.4
2.6.12
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Root:Debian:12 debian rootio-linux < 6.1.177-1.aikido.162
Fix: upgrade to 6.1.177-1.aikido.162
Ubuntu:26.04:LTS canonical linux-azure < 7.0.0-1014.14
Fix: upgrade to 7.0.0-1014.14
Ubuntu:26.04:LTS canonical linux-ibm < 7.0.0-1013.13
Fix: upgrade to 7.0.0-1013.13
Ubuntu:26.04:LTS canonical linux-nvidia < 7.0.0-1018.18
Fix: upgrade to 7.0.0-1018.18
Ubuntu:26.04:LTS canonical linux-oracle < 7.0.0-1011.11
Fix: upgrade to 7.0.0-1011.11
Ubuntu:26.04:LTS canonical linux < 7.0.0-31.31
Fix: upgrade to 7.0.0-31.31
Ubuntu:26.04:LTS canonical linux-aws < 7.0.0-1012.12
Fix: upgrade to 7.0.0-1012.12
Ubuntu:26.04:LTS canonical linux-gcp < 7.0.0-1011.11
Fix: upgrade to 7.0.0-1011.11
Ubuntu:26.04:LTS canonical linux-gke < 7.0.0-1006.7
Fix: upgrade to 7.0.0-1006.7
Ubuntu:26.04:LTS canonical linux-realtime < 7.0.0-31.31.1
Fix: upgrade to 7.0.0-31.31.1
Ubuntu:26.04:LTS canonical linux-riscv < 7.0.0-31.31.1
Fix: upgrade to 7.0.0-31.31.1
Linux linux kernel >= 6.19.0, < 7.1.4
Fix: upgrade to 7.1.4
Ubuntu:26.04:LTS canonical linux-raspi < 7.0.0-1019.19
Fix: upgrade to 7.0.0-1019.19
Debian:12 debian linux-6.12 < 6.12.100-1~deb12u1
Fix: upgrade to 6.12.100-1~deb12u1
Root:Ubuntu:22.04 – linux < 5.15.0-198.208.aikido.116
< 5.15.0-202.212.aikido.118
Fix: upgrade to 5.15.0-198.208.aikido.116
Root:Ubuntu:22.04 – rootio-linux < 5.15.0-198.208.aikido.116
< 5.15.0-202.212.aikido.118
Fix: upgrade to 5.15.0-198.208.aikido.116
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: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-nvidia-tegra < 6.8.0-1036.39
Fix: upgrade to 6.8.0-1036.39
Root:Debian:12 – linux < 6.1.190-1.aikido.167
Fix: upgrade to 6.1.190-1.aikido.167
Root:Debian:12 – rootio-linux < 6.1.190-1.aikido.167
Fix: upgrade to 6.1.190-1.aikido.167
Ubuntu:Nvidia-BlueField:22.04:LTS canonical linux-bluefield < 5.15.0-1101.103
Fix: upgrade to 5.15.0-1101.103
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-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-azure-fde < 7.0.0-1013.13
Fix: upgrade to 7.0.0-1013.13
Original advisory text
CVE-2026-64317 in linux - Patched by Root
In the Linux kernel, the following vulnerability has been resolved: isofs: bound Rock Ridge symlink components to the SL record get_symlink_chunk() and the SL handling in parse_rock_ridge_inode_internal() walk the variable-length components of a Rock Ridge "SL" (symbolic link) record. Each component is a two-byte header (flags, len) followed by len bytes of text, so it occupies slp->len + 2 bytes. Both loops read slp->len and advance to the next component, and get_symlink_chunk() additionally does memcpy(rpnt, slp->text, slp->len), but neither checks that the component lies within the SL record before dereferencing it. A crafted SL record whose component declares a len that runs past the record (rr->len) therefore triggers an out-of-bounds read of up to 255 bytes. When the record sits at the tail of its backing buffer - for example a small kmalloc()ed continuation block reached through a CE record - the read crosses the allocation; get_symlink_chunk() then copies the out-of-bounds bytes into the symlink body returned to user space by readlink(), disclosing adjacent kernel memory. ISO 9660 images are routinely mounted from untrusted removable media - desktop environments auto-mount them (e.g. via udisks2) without CAP_SYS_ADMIN - so the record contents are attacker-controlled. Reject any component that does not fit in the remaining record bytes before using it. In get_symlink_chunk() return NULL, like the existing output-buffer (plimit) checks, so a malformed record makes readlink() fail with -EIO rather than silently returning a truncated target; in parse_rock_ridge_inode_internal() stop the inode-size walk.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
7.1 High
Exploitation
<1% chance of attack within 30 days
Type
CWE-125Out-of-bounds Read
Timeline
Published25 Jul 2026
Updated30 Oct 2026
First seen25 Jul 2026
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Free during beta