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CVE-2026-64371

Fixed in a distro release EPSS <1%

In the Linux kernel, the following vulnerability has been resolved: proc: protect ptrace_may_access() with exec_update_lock (part 1) Fix the easy cases where procfs currently calls ptrace_may_access() without exec_update_lock protection, where the fix is to simply add the extra lock or use mm_access(): - do_task_stat(): grab exec_update_lock - proc_pid_wchan(): grab exec_update_lock - proc_map_files_lookup(): use mm_access() instead of get_task_mm() - proc_map_files_readdir(): use mm_access() instead of get_task_mm() - proc_ns_get_link(): grab exec_update_lock - proc_ns_readlink(): grab exec_update_lock

Published 2026-07-25 · CVE record · OSV

Products: Linux, Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP, Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP, Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP

Distro releases

ReleasePackageFixed in
Amazon Linux 2023bpftool1:6.1.180-225.360.amzn2023
Amazon Linux 2023bpftool6.121:6.12.100-125.179.amzn2023
Amazon Linux 2023bpftool6.181:6.18.41-94.142.amzn2023
Amazon Linux 2023kernel1:6.1.180-225.360.amzn2023
Amazon Linux 2023kernel-devel1:6.1.180-225.360.amzn2023
Amazon Linux 2023kernel-headers1:6.1.180-225.360.amzn2023
Amazon Linux 2023kernel-livepatch-6.1.180-225.3601:1.0-0.amzn2023
Amazon Linux 2023kernel-livepatch-6.12.100-125.1791:1.0-0.amzn2023
Amazon Linux 2023kernel-livepatch-6.18.41-94.1421:1.0-0.amzn2023
Amazon Linux 2023kernel-modules-extra1:6.1.180-225.360.amzn2023
Amazon Linux 2023kernel-modules-extra-common1:6.1.180-225.360.amzn2023
Amazon Linux 2023kernel-tools1:6.1.180-225.360.amzn2023
Amazon Linux 2023kernel-tools-devel1:6.1.180-225.360.amzn2023
Amazon Linux 2023kernel6.121:6.12.100-125.179.amzn2023
Amazon Linux 2023kernel6.12-devel1:6.12.100-125.179.amzn2023
Amazon Linux 2023kernel6.12-headers1:6.12.100-125.179.amzn2023
Amazon Linux 2023kernel6.12-modules-extra1:6.12.100-125.179.amzn2023
Amazon Linux 2023kernel6.12-modules-extra-common1:6.12.100-125.179.amzn2023
Amazon Linux 2023kernel6.12-tools1:6.12.100-125.179.amzn2023
Amazon Linux 2023kernel6.12-tools-devel1:6.12.100-125.179.amzn2023
Amazon Linux 2023kernel6.181:6.18.41-94.142.amzn2023
Amazon Linux 2023kernel6.18-devel1:6.18.41-94.142.amzn2023
Amazon Linux 2023kernel6.18-headers1:6.18.41-94.142.amzn2023
Amazon Linux 2023kernel6.18-modules-extra1:6.18.41-94.142.amzn2023
Amazon Linux 2023kernel6.18-modules-extra-common1:6.18.41-94.142.amzn2023
Amazon Linux 2023kernel6.18-tools1:6.18.41-94.142.amzn2023
Amazon Linux 2023kernel6.18-tools-devel1:6.18.41-94.142.amzn2023
Amazon Linux 2023microvm-kernel6.181:6.18.41-94.142.amzn2023
Amazon Linux 2023perf1:6.1.180-225.360.amzn2023
Amazon Linux 2023perf6.121:6.12.100-125.179.amzn2023
Amazon Linux 2023perf6.181:6.18.41-94.142.amzn2023
Amazon Linux 2023python3-perf1:6.1.180-225.360.amzn2023
Amazon Linux 2023python3-perf6.121:6.12.100-125.179.amzn2023
Amazon Linux 2023python3-perf6.181:6.18.41-94.142.amzn2023
Debian 12linux6.1.180-1
Debian 12linux-6.126.12.100-1~deb12u1
Debian 13linux6.12.100-1
Debian 14linux7.1.4-1
Ubuntu 16.04 LTSlinux-hwe-edgeno fix
Ubuntu 18.04 LTSlinux-aws-5.0no fix
Ubuntu 18.04 LTSlinux-aws-5.3no fix
Ubuntu 18.04 LTSlinux-azureno fix
Ubuntu 18.04 LTSlinux-azure-5.3no fix
Ubuntu 18.04 LTSlinux-azure-edgeno fix
Ubuntu 18.04 LTSlinux-gcpno fix
Ubuntu 18.04 LTSlinux-gcp-5.3no fix
Ubuntu 18.04 LTSlinux-gke-4.15no fix
Ubuntu 18.04 LTSlinux-gke-5.4no fix
Ubuntu 18.04 LTSlinux-gkeop-5.4no fix
Ubuntu 18.04 LTSlinux-hweno fix
Ubuntu 18.04 LTSlinux-hwe-edgeno fix
Ubuntu 18.04 LTSlinux-oemno fix
Ubuntu 18.04 LTSlinux-oracle-5.0no fix
Ubuntu 18.04 LTSlinux-oracle-5.3no fix
Ubuntu 20.04 LTSlinux-aws-5.11no fix
Ubuntu 20.04 LTSlinux-aws-5.13no fix
Ubuntu 20.04 LTSlinux-aws-5.8no fix
Ubuntu 20.04 LTSlinux-azure-5.11no fix
Ubuntu 20.04 LTSlinux-azure-5.13no fix
Ubuntu 20.04 LTSlinux-azure-5.8no fix
Ubuntu 20.04 LTSlinux-azure-fdeno fix
Ubuntu 20.04 LTSlinux-gcp-5.11no fix
Ubuntu 20.04 LTSlinux-gcp-5.13no fix
Ubuntu 20.04 LTSlinux-gcp-5.8no fix
Ubuntu 20.04 LTSlinux-gkeno fix
Ubuntu 20.04 LTSlinux-gke-5.15no fix
Ubuntu 20.04 LTSlinux-gkeopno fix
Ubuntu 20.04 LTSlinux-gkeop-5.15no fix
Ubuntu 20.04 LTSlinux-hwe-5.11no fix
Ubuntu 20.04 LTSlinux-hwe-5.13no fix
Ubuntu 20.04 LTSlinux-hwe-5.8no fix
Ubuntu 20.04 LTSlinux-intel-5.13no fix
Ubuntu 20.04 LTSlinux-oem-5.10no fix
Ubuntu 20.04 LTSlinux-oem-5.13no fix
Ubuntu 20.04 LTSlinux-oem-5.14no fix
Ubuntu 20.04 LTSlinux-oem-5.6no fix
Ubuntu 20.04 LTSlinux-oracle-5.11no fix
Ubuntu 20.04 LTSlinux-oracle-5.13no fix
Ubuntu 20.04 LTSlinux-oracle-5.8no fix
Ubuntu 20.04 LTSlinux-raspi2no fix
Ubuntu 20.04 LTSlinux-riscvno fix
Ubuntu 20.04 LTSlinux-riscv-5.11no fix
Ubuntu 20.04 LTSlinux-riscv-5.8no fix
Ubuntu 22.04 LTSlinux5.15.0-198.208
Ubuntu 22.04 LTSlinux-allwinner-5.19no fix
Ubuntu 22.04 LTSlinux-aws5.15.0-1117.124
Ubuntu 22.04 LTSlinux-aws-5.19no fix
Ubuntu 22.04 LTSlinux-aws-6.2no fix
Ubuntu 22.04 LTSlinux-aws-6.5no fix
Ubuntu 22.04 LTSlinux-aws-6.8no fix
Ubuntu 22.04 LTSlinux-azure5.15.0-1123.132
Ubuntu 22.04 LTSlinux-azure-5.19no fix
Ubuntu 22.04 LTSlinux-azure-6.2no fix
Ubuntu 22.04 LTSlinux-azure-6.5no fix
Ubuntu 22.04 LTSlinux-azure-6.8no fix
Ubuntu 22.04 LTSlinux-azure-fde5.15.0-1122.131
Ubuntu 22.04 LTSlinux-azure-fde-5.19no fix
Ubuntu 22.04 LTSlinux-azure-fde-6.2no fix
Ubuntu 22.04 LTSlinux-azure-fde-6.8no fix
Ubuntu 22.04 LTSlinux-gcp5.15.0-1118.128
Ubuntu 22.04 LTSlinux-gcp-5.19no fix
Ubuntu 22.04 LTSlinux-gcp-6.2no fix
Ubuntu 22.04 LTSlinux-gcp-6.5no fix
Ubuntu 22.04 LTSlinux-gcp-6.8no fix
Ubuntu 22.04 LTSlinux-gke5.15.0-1113.119
Ubuntu 22.04 LTSlinux-gkeop5.15.0-1100.108
Ubuntu 22.04 LTSlinux-hwe-5.19no fix
Ubuntu 22.04 LTSlinux-hwe-6.2no fix
Ubuntu 22.04 LTSlinux-hwe-6.5no fix
Ubuntu 22.04 LTSlinux-hwe-6.8no fix
Ubuntu 22.04 LTSlinux-ibm5.15.0-1111.115
Ubuntu 22.04 LTSlinux-ibm-6.8no fix
Ubuntu 22.04 LTSlinux-intel-iot-realtimeno fix
Ubuntu 22.04 LTSlinux-intel-iotg5.15.0-1112.118
Ubuntu 22.04 LTSlinux-kvm5.15.0-1109.114
Ubuntu 22.04 LTSlinux-lowlatency5.15.0-195.205
Ubuntu 22.04 LTSlinux-lowlatency-hwe-5.19no fix
Ubuntu 22.04 LTSlinux-lowlatency-hwe-6.2no fix
Ubuntu 22.04 LTSlinux-lowlatency-hwe-6.5no fix
Ubuntu 22.04 LTSlinux-lowlatency-hwe-6.8no fix
Ubuntu 22.04 LTSlinux-nvidia5.15.0-1112.113
Ubuntu 22.04 LTSlinux-nvidia-6.2no fix
Ubuntu 22.04 LTSlinux-nvidia-6.5no fix
Ubuntu 22.04 LTSlinux-nvidia-6.8no fix
Ubuntu 22.04 LTSlinux-nvidia-tegrano fix
Ubuntu 22.04 LTSlinux-nvidia-tegra-igxno fix
Ubuntu 22.04 LTSlinux-oem-5.17no fix
Ubuntu 22.04 LTSlinux-oem-6.0no fix
Ubuntu 22.04 LTSlinux-oem-6.1no fix
Ubuntu 22.04 LTSlinux-oem-6.5no fix
Ubuntu 22.04 LTSlinux-oracle5.15.0-1114.120
Ubuntu 22.04 LTSlinux-oracle-6.5no fix
Ubuntu 22.04 LTSlinux-oracle-6.8no fix
Ubuntu 22.04 LTSlinux-raspino fix
Ubuntu 22.04 LTSlinux-realtimeno fix
Ubuntu 22.04 LTSlinux-riscvno fix
Ubuntu 22.04 LTSlinux-riscv-5.19no fix
Ubuntu 22.04 LTSlinux-riscv-6.5no fix
Ubuntu 22.04 LTSlinux-riscv-6.8no fix
Ubuntu 22.04 LTSlinux-starfive-5.19no fix
Ubuntu 22.04 LTSlinux-starfive-6.2no fix
Ubuntu 22.04 LTSlinux-starfive-6.5no fix
Ubuntu 22.04 LTSlinux-xilinx-zynqmp5.15.0-1080.84
Ubuntu 24.04 LTSlinux6.8.0-147.147
Ubuntu 24.04 LTSlinux-aws6.8.0-1067.70
Ubuntu 24.04 LTSlinux-aws-6.14no fix
Ubuntu 24.04 LTSlinux-aws-6.17no fix
Ubuntu 24.04 LTSlinux-aws-7.07.0.0-1012.12~24.04.1
Ubuntu 24.04 LTSlinux-azure6.8.0-1071.79
Ubuntu 24.04 LTSlinux-azure-6.11no fix
Ubuntu 24.04 LTSlinux-azure-6.14no fix
Ubuntu 24.04 LTSlinux-azure-6.17no fix
Ubuntu 24.04 LTSlinux-azure-7.07.0.0-1014.14~24.04.1
Ubuntu 24.04 LTSlinux-azure-fde6.8.0-1069.76
Ubuntu 24.04 LTSlinux-azure-fde-6.14no fix
Ubuntu 24.04 LTSlinux-azure-fde-6.17no fix
Ubuntu 24.04 LTSlinux-azure-fde-7.07.0.0-1013.13~24.04.1
Ubuntu 24.04 LTSlinux-azure-nvidiano fix
Ubuntu 24.04 LTSlinux-azure-nvidia-6.14no fix
Ubuntu 24.04 LTSlinux-gcp6.8.0-1071.79
Ubuntu 24.04 LTSlinux-gcp-6.11no fix
Ubuntu 24.04 LTSlinux-gcp-6.14no fix
Ubuntu 24.04 LTSlinux-gcp-6.17no fix
Ubuntu 24.04 LTSlinux-gcp-7.07.0.0-1011.11~24.04.1
Ubuntu 24.04 LTSlinux-gke6.8.0-1066.74
Ubuntu 24.04 LTSlinux-gkeop6.8.0-1052.56
Ubuntu 24.04 LTSlinux-hwe-6.11no fix
Ubuntu 24.04 LTSlinux-hwe-6.14no fix
Ubuntu 24.04 LTSlinux-hwe-6.17no fix
Ubuntu 24.04 LTSlinux-hwe-7.07.0.0-31.31~24.04.1
Ubuntu 24.04 LTSlinux-ibm6.8.0-1067.68
Ubuntu 24.04 LTSlinux-lowlatency6.8.0-147.147.1
Ubuntu 24.04 LTSlinux-lowlatency-hwe-6.11no fix
Ubuntu 24.04 LTSlinux-nvidiano fix
Ubuntu 24.04 LTSlinux-nvidia-6.11no fix
Ubuntu 24.04 LTSlinux-nvidia-6.17no fix
Ubuntu 24.04 LTSlinux-nvidia-7.07.0.0-1018.18~24.04.1
Ubuntu 24.04 LTSlinux-nvidia-lowlatencyno fix
Ubuntu 24.04 LTSlinux-nvidia-tegrano fix
Ubuntu 24.04 LTSlinux-oem-6.11no fix
Ubuntu 24.04 LTSlinux-oem-6.14no fix
Ubuntu 24.04 LTSlinux-oem-6.17no fix
Ubuntu 24.04 LTSlinux-oem-6.8no fix
Ubuntu 24.04 LTSlinux-oracle6.8.0-1064.67
Ubuntu 24.04 LTSlinux-oracle-6.14no fix
Ubuntu 24.04 LTSlinux-oracle-6.17no fix
Ubuntu 24.04 LTSlinux-oracle-7.07.0.0-1011.11~24.04.1
Ubuntu 24.04 LTSlinux-raspino fix
Ubuntu 24.04 LTSlinux-raspi-realtimeno fix
Ubuntu 24.04 LTSlinux-realtimeno fix
Ubuntu 24.04 LTSlinux-riscvno fix
Ubuntu 24.04 LTSlinux-riscv-6.14no fix
Ubuntu 24.04 LTSlinux-riscv-6.17no fix
Ubuntu 24.04 LTSlinux-riscv-7.07.0.0-31.31.1~24.04.1
Ubuntu 24.04 LTSlinux-xilinxno fix
Ubuntu 26.04 LTSlinux7.0.0-31.31
Ubuntu 26.04 LTSlinux-aws7.0.0-1012.12
Ubuntu 26.04 LTSlinux-azure7.0.0-1014.14
Ubuntu 26.04 LTSlinux-azure-fde7.0.0-1013.13
Ubuntu 26.04 LTSlinux-gcp7.0.0-1011.11
Ubuntu 26.04 LTSlinux-gke7.0.0-1006.7
Ubuntu 26.04 LTSlinux-ibm7.0.0-1013.13
Ubuntu 26.04 LTSlinux-nvidia7.0.0-1018.18
Ubuntu 26.04 LTSlinux-nvidia-bos7.0.0-2018.18
Ubuntu 26.04 LTSlinux-oem-7.07.0.0-1013.13
Ubuntu 26.04 LTSlinux-oracle7.0.0-1011.11
Ubuntu 26.04 LTSlinux-raspi7.0.0-1019.19
Ubuntu 26.04 LTSlinux-realtime7.0.0-31.31.1
Ubuntu 26.04 LTSlinux-riscv7.0.0-31.31.1
Ubuntu Nvidia-BlueField 22.04 LTSlinux-bluefield5.15.0-1101.103
Ubuntu Nvidia-BlueField 24.04 LTSlinux-bluefield6.8.0-1033.38
Ubuntu Pro 14.04 LTSlinuxno fix
Ubuntu Pro 14.04 LTSlinux-awsno fix
Ubuntu Pro 14.04 LTSlinux-azureno fix
Ubuntu Pro 14.04 LTSlinux-lts-xenialno fix
Ubuntu Pro 16.04 LTSlinuxno fix
Ubuntu Pro 16.04 LTSlinux-awsno fix
Ubuntu Pro 16.04 LTSlinux-aws-hweno fix
Ubuntu Pro 16.04 LTSlinux-azureno fix
Ubuntu Pro 16.04 LTSlinux-gcpno fix
Ubuntu Pro 16.04 LTSlinux-hweno fix
Ubuntu Pro 16.04 LTSlinux-kvmno fix
Ubuntu Pro 16.04 LTSlinux-oracleno fix
Ubuntu Pro 18.04 LTSlinuxno fix
Ubuntu Pro 18.04 LTSlinux-awsno fix
Ubuntu Pro 18.04 LTSlinux-aws-5.4no fix
Ubuntu Pro 18.04 LTSlinux-azure-4.15no fix
Ubuntu Pro 18.04 LTSlinux-azure-5.4no fix
Ubuntu Pro 18.04 LTSlinux-gcp-4.15no fix
Ubuntu Pro 18.04 LTSlinux-gcp-5.4no fix
Ubuntu Pro 18.04 LTSlinux-hwe-5.4no fix
Ubuntu Pro 18.04 LTSlinux-ibm-5.4no fix
Ubuntu Pro 18.04 LTSlinux-kvmno fix
Ubuntu Pro 18.04 LTSlinux-oracleno fix
Ubuntu Pro 18.04 LTSlinux-oracle-5.4no fix
Ubuntu Pro 18.04 LTSlinux-raspi-5.4no fix
Ubuntu Pro 20.04 LTSlinuxno fix
Ubuntu Pro 20.04 LTSlinux-awsno fix
Ubuntu Pro 20.04 LTSlinux-aws-5.155.15.0-1117.124~20.04.1
Ubuntu Pro 20.04 LTSlinux-azureno fix
Ubuntu Pro 20.04 LTSlinux-azure-5.155.15.0-1123.132~20.04.1
Ubuntu Pro 20.04 LTSlinux-azure-fde-5.155.15.0-1122.131~20.04.1
Ubuntu Pro 20.04 LTSlinux-bluefieldno fix
Ubuntu Pro 20.04 LTSlinux-gcpno fix
Ubuntu Pro 20.04 LTSlinux-gcp-5.155.15.0-1118.128~20.04.1
Ubuntu Pro 20.04 LTSlinux-hwe-5.155.15.0-198.208~20.04.1
Ubuntu Pro 20.04 LTSlinux-ibmno fix
Ubuntu Pro 20.04 LTSlinux-ibm-5.155.15.0-1111.115~20.04.1
Ubuntu Pro 20.04 LTSlinux-intel-iotg-5.155.15.0-1112.118~20.04.1
Ubuntu Pro 20.04 LTSlinux-iotno fix
Ubuntu Pro 20.04 LTSlinux-kvmno fix
Ubuntu Pro 20.04 LTSlinux-lowlatency-hwe-5.155.15.0-195.205~20.04.1
Ubuntu Pro 20.04 LTSlinux-nvidia-tegra-5.15no fix
Ubuntu Pro 20.04 LTSlinux-oracleno fix
Ubuntu Pro 20.04 LTSlinux-oracle-5.155.15.0-1114.120~20.04.1
Ubuntu Pro 20.04 LTSlinux-raspino fix
Ubuntu Pro 20.04 LTSlinux-riscv-5.155.15.0-1111.115~20.04.1
Ubuntu Pro 20.04 LTSlinux-xilinx-zynqmpno fix
Ubuntu Pro FIPS-preview 22.04 LTSlinux-aws-fipsno fix
Ubuntu Pro FIPS-preview 22.04 LTSlinux-azure-fipsno fix
Ubuntu Pro FIPS-preview 22.04 LTSlinux-fipsno fix
Ubuntu Pro FIPS-preview 22.04 LTSlinux-gcp-fipsno fix
Ubuntu Pro FIPS-updates 16.04 LTSlinux-fipsno fix
Ubuntu Pro FIPS-updates 18.04 LTSlinux-aws-fipsno fix
Ubuntu Pro FIPS-updates 18.04 LTSlinux-azure-fipsno fix
Ubuntu Pro FIPS-updates 18.04 LTSlinux-fipsno fix
Ubuntu Pro FIPS-updates 18.04 LTSlinux-gcp-fipsno fix
Ubuntu Pro FIPS-updates 20.04 LTSlinux-aws-fipsno fix
Ubuntu Pro FIPS-updates 20.04 LTSlinux-azure-fipsno fix
Ubuntu Pro FIPS-updates 20.04 LTSlinux-fipsno fix
Ubuntu Pro FIPS-updates 20.04 LTSlinux-gcp-fipsno fix
Ubuntu Pro FIPS-updates 22.04 LTSlinux-aws-fips5.15.0-1117.124+fips1
Ubuntu Pro FIPS-updates 22.04 LTSlinux-azure-fips5.15.0-1123.132+fips1
Ubuntu Pro FIPS-updates 22.04 LTSlinux-fips5.15.0-198.208+fips1
Ubuntu Pro FIPS-updates 22.04 LTSlinux-gcp-fips5.15.0-1118.128+fips1
Ubuntu Pro FIPS-updates 24.04 LTSlinux-aws-fips6.8.0-1067.70+fips1
Ubuntu Pro FIPS-updates 24.04 LTSlinux-azure-fips6.8.0-1071.79+fips1
Ubuntu Pro FIPS-updates 24.04 LTSlinux-fips6.8.0-147.147+fips1
Ubuntu Pro FIPS-updates 24.04 LTSlinux-gcp-fips6.8.0-1071.79+fips1
Ubuntu Pro FIPS 16.04 LTSlinux-fipsno fix
Ubuntu Pro FIPS 18.04 LTSlinux-aws-fipsno fix
Ubuntu Pro FIPS 18.04 LTSlinux-azure-fipsno fix
Ubuntu Pro FIPS 18.04 LTSlinux-fipsno fix
Ubuntu Pro FIPS 18.04 LTSlinux-gcp-fipsno fix
Ubuntu Pro FIPS 20.04 LTSlinux-aws-fipsno fix
Ubuntu Pro FIPS 20.04 LTSlinux-azure-fipsno fix
Ubuntu Pro FIPS 20.04 LTSlinux-fipsno fix
Ubuntu Pro FIPS 20.04 LTSlinux-gcp-fipsno fix
Ubuntu Pro Realtime 22.04 LTSlinux-intel-iot-realtime5.15.0-1109.111
Ubuntu Pro Realtime 22.04 LTSlinux-realtime5.15.0-1116.125
Ubuntu Pro Realtime 22.04 LTSlinux-realtime-6.8no fix
Ubuntu Pro Realtime 24.04 LTSlinux-raspi-realtimeno fix
Ubuntu Pro Realtime 24.04 LTSlinux-realtime6.8.1-1062.63
Ubuntu Pro Realtime 24.04 LTSlinux-realtime-6.14no fix
Ubuntu Pro Realtime 24.04 LTSlinux-realtime-6.17no fix
openSUSE Tumbleweedkernel-source7.1.7-1.1