The Bluetooth BR/EDR specification up to and including version 5.1 permits sufficiently low encryption key length and does not prevent an attacker from influencing the key length negotiation. This allows practical brute-force attacks (aka KNOB) that can decrypt traffic and inject arbitrary ciphertext without the victim noticing.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Android | - (including) | - (including) | |
| Red Hat Enterprise Linux 7 | RedHat | kernel-rt-0:3.10.0-1062.4.1.rt56.1027.el7 | * |
| Red Hat Enterprise Linux 7 | RedHat | kernel-0:3.10.0-1062.4.1.el7 | * |
| Red Hat Enterprise Linux 7 | RedHat | kpatch-patch | * |
| Red Hat Enterprise Linux 7 | RedHat | kernel-alt-0:4.14.0-115.14.1.el7a | * |
| Red Hat Enterprise Linux 7.2 Advanced Update Support | RedHat | kernel-0:3.10.0-327.86.1.el7 | * |
| Red Hat Enterprise Linux 7.3 Advanced Update Support | RedHat | kernel-0:3.10.0-514.70.1.el7 | * |
| Red Hat Enterprise Linux 7.3 Telco Extended Update Support | RedHat | kernel-0:3.10.0-514.70.1.el7 | * |
| Red Hat Enterprise Linux 7.3 Update Services for SAP Solutions | RedHat | kernel-0:3.10.0-514.70.1.el7 | * |
| Red Hat Enterprise Linux 7.4 Advanced Update Support | RedHat | kernel-0:3.10.0-693.60.1.el7 | * |
| Red Hat Enterprise Linux 7.4 Telco Extended Update Support | RedHat | kernel-0:3.10.0-693.60.1.el7 | * |
| Red Hat Enterprise Linux 7.4 Update Services for SAP Solutions | RedHat | kernel-0:3.10.0-693.60.1.el7 | * |
| Red Hat Enterprise Linux 7.5 Extended Update Support | RedHat | kernel-0:3.10.0-862.43.1.el7 | * |
| Red Hat Enterprise Linux 7.6 Extended Update Support | RedHat | kernel-0:3.10.0-957.38.1.el7 | * |
| Red Hat Enterprise Linux 7.6 Extended Update Support | RedHat | kpatch-patch | * |
| Red Hat Enterprise Linux 8 | RedHat | kernel-rt-0:4.18.0-147.rt24.93.el8 | * |
| Red Hat Enterprise Linux 8 | RedHat | kernel-0:4.18.0-147.el8 | * |
| Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions | RedHat | kernel-0:4.18.0-80.15.1.el8_0 | * |
| Red Hat Enterprise MRG 2 | RedHat | kernel-rt-1:3.10.0-693.60.1.rt56.654.el6rt | * |
| Red Hat Virtualization 4.2 for Red Hat Enterprise Linux 7.6 EUS | RedHat | kernel-0:3.10.0-957.38.1.el7 | * |
| Linux | Ubuntu | bionic | * |
| Linux | Ubuntu | disco | * |
| Linux | Ubuntu | esm-infra-legacy/trusty | * |
| Linux | Ubuntu | precise/esm | * |
| Linux | Ubuntu | trusty | * |
| Linux | Ubuntu | trusty/esm | * |
| Linux | Ubuntu | upstream | * |
| Linux | Ubuntu | xenial | * |
| Linux-aws | Ubuntu | bionic | * |
| Linux-aws | Ubuntu | disco | * |
| Linux-aws | Ubuntu | trusty | * |
| Linux-aws | Ubuntu | upstream | * |
| Linux-aws | Ubuntu | xenial | * |
| Linux-aws-5.0 | Ubuntu | upstream | * |
| Linux-aws-5.15 | Ubuntu | upstream | * |
| Linux-aws-5.4 | Ubuntu | upstream | * |
| Linux-aws-6.8 | Ubuntu | upstream | * |
| Linux-aws-fips | Ubuntu | fips-updates/bionic | * |
| Linux-aws-fips | Ubuntu | fips/bionic | * |
| Linux-aws-fips | Ubuntu | trusty | * |
| Linux-aws-fips | Ubuntu | upstream | * |
| Linux-aws-fips | Ubuntu | xenial | * |
| Linux-aws-hwe | Ubuntu | upstream | * |
| Linux-aws-hwe | Ubuntu | xenial | * |
| Linux-azure | Ubuntu | trusty | * |
| Linux-azure | Ubuntu | upstream | * |
| Linux-azure-4.15 | Ubuntu | upstream | * |
| Linux-azure-5.15 | Ubuntu | upstream | * |
| Linux-azure-5.3 | Ubuntu | upstream | * |
| Linux-azure-5.4 | Ubuntu | upstream | * |
| Linux-azure-6.8 | Ubuntu | upstream | * |
| Linux-azure-edge | Ubuntu | upstream | * |
| Linux-azure-fde | Ubuntu | focal | * |
| Linux-azure-fde | Ubuntu | upstream | * |
| Linux-azure-fde-5.15 | Ubuntu | upstream | * |
| Linux-azure-fips | Ubuntu | fips-updates/bionic | * |
| Linux-azure-fips | Ubuntu | fips/bionic | * |
| Linux-azure-fips | Ubuntu | trusty | * |
| Linux-azure-fips | Ubuntu | upstream | * |
| Linux-azure-fips | Ubuntu | xenial | * |
| Linux-bluefield | Ubuntu | upstream | * |
| Linux-fips | Ubuntu | fips-updates/xenial | * |
| Linux-fips | Ubuntu | fips/bionic | * |
| Linux-fips | Ubuntu | fips/xenial | * |
| Linux-fips | Ubuntu | upstream | * |
| Linux-gcp | Ubuntu | bionic | * |
| Linux-gcp | Ubuntu | disco | * |
| Linux-gcp | Ubuntu | upstream | * |
| Linux-gcp | Ubuntu | xenial | * |
| Linux-gcp-4.15 | Ubuntu | upstream | * |
| Linux-gcp-5.15 | Ubuntu | upstream | * |
| Linux-gcp-5.3 | Ubuntu | upstream | * |
| Linux-gcp-5.4 | Ubuntu | upstream | * |
| Linux-gcp-6.8 | Ubuntu | upstream | * |
| Linux-gcp-edge | Ubuntu | bionic | * |
| Linux-gcp-edge | Ubuntu | upstream | * |
| Linux-gcp-fips | Ubuntu | fips/bionic | * |
| Linux-gcp-fips | Ubuntu | trusty | * |
| Linux-gcp-fips | Ubuntu | upstream | * |
| Linux-gcp-fips | Ubuntu | xenial | * |
| Linux-gke | Ubuntu | focal | * |
| Linux-gke | Ubuntu | upstream | * |
| Linux-gke | Ubuntu | xenial | * |
| Linux-gke-4.15 | Ubuntu | bionic | * |
| Linux-gke-4.15 | Ubuntu | upstream | * |
| Linux-gke-5.0 | Ubuntu | bionic | * |
| Linux-gke-5.0 | Ubuntu | upstream | * |
| Linux-gke-5.3 | Ubuntu | upstream | * |
| Linux-gkeop | Ubuntu | upstream | * |
| Linux-gkeop-5.15 | Ubuntu | upstream | * |
| Linux-hwe | Ubuntu | bionic | * |
| Linux-hwe | Ubuntu | upstream | * |
| Linux-hwe | Ubuntu | xenial | * |
| Linux-hwe-5.15 | Ubuntu | upstream | * |
| Linux-hwe-5.4 | Ubuntu | upstream | * |
| Linux-hwe-6.8 | Ubuntu | upstream | * |
| Linux-hwe-edge | Ubuntu | bionic | * |
| Linux-hwe-edge | Ubuntu | esm-infra/bionic | * |
| Linux-hwe-edge | Ubuntu | upstream | * |
| Linux-hwe-edge | Ubuntu | xenial | * |
| Linux-ibm | Ubuntu | upstream | * |
| Linux-ibm-5.15 | Ubuntu | upstream | * |
| Linux-ibm-5.4 | Ubuntu | upstream | * |
| Linux-intel | Ubuntu | upstream | * |
| Linux-intel-iot-realtime | Ubuntu | upstream | * |
| Linux-intel-iotg | Ubuntu | upstream | * |
| Linux-intel-iotg-5.15 | Ubuntu | upstream | * |
| Linux-iot | Ubuntu | upstream | * |
| Linux-kvm | Ubuntu | upstream | * |
| Linux-lowlatency | Ubuntu | upstream | * |
| Linux-lowlatency-hwe-5.15 | Ubuntu | upstream | * |
| Linux-lowlatency-hwe-6.8 | Ubuntu | upstream | * |
| Linux-lts-trusty | Ubuntu | precise/esm | * |
| Linux-lts-trusty | Ubuntu | upstream | * |
| Linux-lts-xenial | Ubuntu | trusty | * |
| Linux-lts-xenial | Ubuntu | upstream | * |
| Linux-nvidia | Ubuntu | upstream | * |
| Linux-nvidia-6.5 | Ubuntu | upstream | * |
| Linux-nvidia-6.8 | Ubuntu | upstream | * |
| Linux-nvidia-lowlatency | Ubuntu | upstream | * |
| Linux-oem | Ubuntu | bionic | * |
| Linux-oem | Ubuntu | disco | * |
| Linux-oem | Ubuntu | eoan | * |
| Linux-oem | Ubuntu | upstream | * |
| Linux-oem | Ubuntu | xenial | * |
| Linux-oem-5.6 | Ubuntu | upstream | * |
| Linux-oem-6.11 | Ubuntu | upstream | * |
| Linux-oem-6.8 | Ubuntu | upstream | * |
| Linux-oem-osp1 | Ubuntu | bionic | * |
| Linux-oem-osp1 | Ubuntu | disco | * |
| Linux-oem-osp1 | Ubuntu | eoan | * |
| Linux-oem-osp1 | Ubuntu | upstream | * |
| Linux-oracle | Ubuntu | bionic | * |
| Linux-oracle | Ubuntu | disco | * |
| Linux-oracle | Ubuntu | upstream | * |
| Linux-oracle | Ubuntu | xenial | * |
| Linux-oracle-5.0 | Ubuntu | upstream | * |
| Linux-oracle-5.15 | Ubuntu | upstream | * |
| Linux-oracle-5.3 | Ubuntu | upstream | * |
| Linux-oracle-5.4 | Ubuntu | upstream | * |
| Linux-oracle-6.8 | Ubuntu | upstream | * |
| Linux-raspi | Ubuntu | upstream | * |
| Linux-raspi-5.4 | Ubuntu | upstream | * |
| Linux-raspi-realtime | Ubuntu | upstream | * |
| Linux-raspi2 | Ubuntu | bionic | * |
| Linux-raspi2 | Ubuntu | disco | * |
| Linux-raspi2 | Ubuntu | upstream | * |
| Linux-raspi2 | Ubuntu | xenial | * |
| Linux-raspi2-5.3 | Ubuntu | upstream | * |
| Linux-realtime | Ubuntu | jammy | * |
| Linux-realtime | Ubuntu | upstream | * |
| Linux-riscv | Ubuntu | focal | * |
| Linux-riscv | Ubuntu | jammy | * |
| Linux-riscv | Ubuntu | upstream | * |
| Linux-riscv-5.15 | Ubuntu | upstream | * |
| Linux-riscv-6.8 | Ubuntu | upstream | * |
| Linux-snapdragon | Ubuntu | bionic | * |
| Linux-snapdragon | Ubuntu | disco | * |
| Linux-snapdragon | Ubuntu | upstream | * |
| Linux-snapdragon | Ubuntu | xenial | * |
| Linux-xilinx-zynqmp | Ubuntu | upstream | * |