CWE
674
Advisory Published
Updated

CVE-2020-36691

First published: Fri Mar 24 2023(Updated: )

An issue was discovered in the Linux kernel before 5.8. lib/nlattr.c allows attackers to cause a denial of service (unbounded recursion) via a nested Netlink policy with a back reference.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Linux Linux kernel<5.8
ubuntu/linux<5.4.0-156.173
5.4.0-156.173
ubuntu/linux<5.8~
5.8~
ubuntu/linux-allwinner<5.8~
5.8~
ubuntu/linux-allwinner-5.19<5.8~
5.8~
ubuntu/linux-aws<5.4.0-1107.115
5.4.0-1107.115
ubuntu/linux-aws<5.8~
5.8~
ubuntu/linux-aws-5.0<5.8~
5.8~
ubuntu/linux-aws-5.15<5.8~
5.8~
ubuntu/linux-aws-5.19<5.8~
5.8~
ubuntu/linux-aws-5.4<5.4.0-1107.115~18.04.1
5.4.0-1107.115~18.04.1
ubuntu/linux-aws-5.4<5.8~
5.8~
ubuntu/linux-aws-6.5<5.8~
5.8~
ubuntu/linux-aws-fips<5.8~
5.8~
ubuntu/linux-aws-hwe<5.8~
5.8~
ubuntu/linux-azure<5.8~
5.8~
ubuntu/linux-azure-4.15<5.8~
5.8~
ubuntu/linux-azure-5.15<5.8~
5.8~
ubuntu/linux-azure-5.4<5.4.0-1113.119~18.04.1
5.4.0-1113.119~18.04.1
ubuntu/linux-azure-5.4<5.8~
5.8~
ubuntu/linux-azure-6.5<5.8~
5.8~
ubuntu/linux-azure-edge<5.8~
5.8~
ubuntu/linux-azure-fde<5.8~
5.8~
ubuntu/linux-azure-fde-5.15<5.8~
5.8~
ubuntu/linux-azure-fde-5.19<5.8~
5.8~
ubuntu/linux-azure-fips<5.8~
5.8~
ubuntu/linux-bluefield<5.4.0-1068.74
5.4.0-1068.74
ubuntu/linux-bluefield<5.8~
5.8~
ubuntu/linux-dell300x<5.8~
5.8~
ubuntu/linux-fips<5.8~
5.8~
ubuntu/linux-gcp<5.4.0-1110.119
5.4.0-1110.119
ubuntu/linux-gcp<5.8~
5.8~
ubuntu/linux-gcp-4.15<5.8~
5.8~
ubuntu/linux-gcp-5.15<5.8~
5.8~
ubuntu/linux-gcp-5.19<5.8~
5.8~
ubuntu/linux-gcp-5.4<5.4.0-1110.119~18.04.1
5.4.0-1110.119~18.04.1
ubuntu/linux-gcp-5.4<5.8~
5.8~
ubuntu/linux-gcp-6.5<5.8~
5.8~
ubuntu/linux-gcp-fips<5.8~
5.8~
ubuntu/linux-gke<5.4.0-1105.112
5.4.0-1105.112
ubuntu/linux-gke<5.8~
5.8~
ubuntu/linux-gke-4.15<5.8~
5.8~
ubuntu/linux-gke-5.0<5.8~
5.8~
ubuntu/linux-gke-5.15<5.8~
5.8~
ubuntu/linux-gke-5.4<5.8~
5.8~
ubuntu/linux-gkeop<5.4.0-1074.78
5.4.0-1074.78
ubuntu/linux-gkeop<5.8~
5.8~
ubuntu/linux-gkeop-5.15<5.8~
5.8~
ubuntu/linux-gkeop-5.4<5.8~
5.8~
ubuntu/linux-hwe<5.8~
5.8~
ubuntu/linux-hwe-5.15<5.8~
5.8~
ubuntu/linux-hwe-5.4<5.4.0-156.173~18.04.1
5.4.0-156.173~18.04.1
ubuntu/linux-hwe-5.4<5.8~
5.8~
ubuntu/linux-hwe-6.5<5.8~
5.8~
ubuntu/linux-hwe-edge<5.8~
5.8~
ubuntu/linux-ibm<5.4.0-1054.59
5.4.0-1054.59
ubuntu/linux-ibm<5.8~
5.8~
ubuntu/linux-ibm-5.15<5.8~
5.8~
ubuntu/linux-ibm-5.4<5.4.0-1054.59~18.04.1
5.4.0-1054.59~18.04.1
ubuntu/linux-ibm-5.4<5.8~
5.8~
ubuntu/linux-intel<5.8~
5.8~
ubuntu/linux-intel-5.13<5.8~
5.8~
ubuntu/linux-intel-iotg<5.8~
5.8~
ubuntu/linux-intel-iotg-5.15<5.8~
5.8~
ubuntu/linux-iot<5.4.0-1019.20
5.4.0-1019.20
ubuntu/linux-iot<5.8~
5.8~
ubuntu/linux-kvm<5.4.0-1096.102
5.4.0-1096.102
ubuntu/linux-kvm<5.8~
5.8~
ubuntu/linux-laptop<5.8~
5.8~
ubuntu/linux-lowlatency<5.8~
5.8~
ubuntu/linux-lowlatency-hwe-5.15<5.8~
5.8~
ubuntu/linux-lowlatency-hwe-5.19<5.8~
5.8~
ubuntu/linux-lowlatency-hwe-6.5<5.8~
5.8~
ubuntu/linux-lts-xenial<5.8~
5.8~
ubuntu/linux-nvidia<5.8~
5.8~
ubuntu/linux-nvidia-6.5<5.8~
5.8~
ubuntu/linux-oem<5.8~
5.8~
ubuntu/linux-oem-5.10<5.8~
5.8~
ubuntu/linux-oem-5.14<5.8~
5.8~
ubuntu/linux-oem-5.17<5.8~
5.8~
ubuntu/linux-oem-5.6<5.8~
5.8~
ubuntu/linux-oem-6.0<5.8~
5.8~
ubuntu/linux-oem-6.1<5.8~
5.8~
ubuntu/linux-oem-6.5<5.8~
5.8~
ubuntu/linux-oem-6.8<5.8~
5.8~
ubuntu/linux-oem-osp1<5.8~
5.8~
ubuntu/linux-oracle<5.4.0-1106.115
5.4.0-1106.115
ubuntu/linux-oracle<5.8~
5.8~
ubuntu/linux-oracle-5.0<5.8~
5.8~
ubuntu/linux-oracle-5.13<5.8~
5.8~
ubuntu/linux-oracle-5.15<5.8~
5.8~
ubuntu/linux-oracle-5.4<5.4.0-1106.115~18.04.1
5.4.0-1106.115~18.04.1
ubuntu/linux-oracle-5.4<5.8~
5.8~
ubuntu/linux-oracle-6.5<5.8~
5.8~
ubuntu/linux-raspi<5.4.0-1091.102
5.4.0-1091.102
ubuntu/linux-raspi<5.8~
5.8~
ubuntu/linux-raspi-5.4<5.4.0-1091.102~18.04.1
5.4.0-1091.102~18.04.1
ubuntu/linux-raspi-5.4<5.8~
5.8~
ubuntu/linux-raspi2<5.8~
5.8~
ubuntu/linux-riscv<5.8~
5.8~
ubuntu/linux-riscv-5.15<5.8~
5.8~
ubuntu/linux-riscv-6.5<5.8~
5.8~
ubuntu/linux-snapdragon<5.8~
5.8~
ubuntu/linux-starfive<5.8~
5.8~
ubuntu/linux-starfive-5.19<5.8~
5.8~
ubuntu/linux-starfive-6.5<5.8~
5.8~
ubuntu/linux-xilinx-zynqmp<5.4.0-1027.31
5.4.0-1027.31
ubuntu/linux-xilinx-zynqmp<5.8~
5.8~
debian/linux
5.10.218-1
6.1.94-1
6.1.90-1
6.9.8-1
6.9.9-1

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