CVE Vulnerabilities

CVE-2021-0448

This vulnerability is marked as RESERVED by NVD. This means that the CVE-ID is reserved for future use by the CVE Numbering Authority (CNA) or a security researcher, but the details of it are not yet publicly available yet.

This page will reflect the classification results once they are available through NVD.

Any vendor information available is shown as below.

Ubuntu

[Unknown description]

Affected Software List

Name Vendor Version
Linux-aws-5.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-laptop Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oem-6.5 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oracle-5.4 Ubuntu/bionic 5.4.0-1030.32~18.04.1
Linux-oracle-5.4 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-raspi-realtime Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-raspi-realtime Ubuntu/noble superseded by Ubuntu Pro ppa version
Linux-aws-5.11 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-lowlatency-hwe-6.11 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-starfive-6.5 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-5.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-5.4 Ubuntu/bionic 5.4.0-1032.33~18.04.1
Linux-azure-5.4 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-6.11 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-5.13 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-fips Ubuntu/fips-updates/focal 5.4.0-1067.71~20.04.1
Linux-gcp-fips Ubuntu/fips/bionic
Linux-gcp-fips Ubuntu/fips/focal
Linux-gcp-fips Ubuntu/trusty end of standard support
Linux-gcp-fips Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-fips Ubuntu/xenial end of standard support
Linux-oracle-5.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-raspi Ubuntu/focal 5.4.0-1023.26
Linux-raspi Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-starfive-6.2 Ubuntu/upstream superseded by linux-starfive-6.5, was needs-triage
Linux-azure-fde-5.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-fips Ubuntu/fips-updates/xenial 4.4.0-1051.57
Linux-fips Ubuntu/fips/focal 5.4.0-1024.28+recert1
Linux-fips Ubuntu/fips-updates/bionic 4.15.0-1046.53
Linux-fips Ubuntu/fips/bionic
Linux-fips Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-fips Ubuntu/fips/xenial
Linux-gcp-6.2 Ubuntu/upstream superseded by linux-gcp-6.5, was needs-triage
Linux-hwe-5.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-hwe-6.5 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-ibm-5.4 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-aws-5.13 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-6.2 Ubuntu/upstream superseded by linux-azure-6.5, was needs-triage
Linux-gcp Ubuntu/esm-infra/bionic superseded by linux-gcp-5.3
Linux-gcp Ubuntu/focal 5.4.0-1030.32
Linux-gcp Ubuntu/xenial 4.15.0-1088.101~16.04.1
Linux-gcp Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp Ubuntu/bionic end of standard support
Linux-intel-iot-realtime Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-intel-iot-realtime Ubuntu/jammy superseded by Ubuntu Pro ppa version
Linux-lowlatency-hwe-6.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-nvidia-tegra Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gke Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gke Ubuntu/xenial end of standard support
Linux-aws-5.3 Ubuntu/esm-infra/bionic superseded by linux-aws-5.4
Linux-aws-5.3 Ubuntu/bionic end of standard support
Linux-aws-5.3 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-aws-5.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-4.15 Ubuntu/bionic 4.15.0-1088.101
Linux-gcp-4.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oem-osp1 Ubuntu/bionic end of standard support, was needed
Linux-oem-osp1 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-realtime Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-realtime Ubuntu/jammy superseded by Ubuntu Pro ppa version
Linux-azure-4.15 Ubuntu/bionic 4.15.0-1100.111
Linux-azure-4.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-hwe-5.19 Ubuntu/upstream superseded by linux-hwe-6.2, was needs-triage
Linux-allwinner-5.19 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-aws Ubuntu/trusty/esm 4.4.0-1082.86
Linux-aws Ubuntu/xenial 4.4.0-1118.132
Linux-aws Ubuntu/bionic 4.15.0-1088.93
Linux-aws Ubuntu/trusty end of standard support, was needed
Linux-aws Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-aws Ubuntu/focal 5.4.0-1030.31
Linux-azure-6.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-edge Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-edge Ubuntu/esm-infra/bionic superseded by linux-azure-5.3
Linux-azure-edge Ubuntu/bionic end of standard support
Linux-gke-5.3 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gke-5.3 Ubuntu/bionic end of standard support, was needed
Linux-lts-xenial Ubuntu/trusty/esm 4.4.0-197.229~14.04.1
Linux-lts-xenial Ubuntu/trusty end of standard support, was needed
Linux-lts-xenial Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oem Ubuntu/bionic end of standard support, was needs-triage
Linux-oem Ubuntu/xenial end of standard support
Linux-oem Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oem Ubuntu/esm-infra/bionic replaced by linux-hwe-5.4, was needs-triage
Linux-oem-6.0 Ubuntu/upstream superseded by linux-oem-6.1, was needs-triage
Linux-aws-5.19 Ubuntu/upstream superseded by linux-aws-6.2, was needs-triage
Linux-aws-6.5 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-fips Ubuntu/fips-updates/focal 5.4.0-1073.76+fips1
Linux-azure-fips Ubuntu/xenial end of standard support
Linux-azure-fips Ubuntu/fips/focal
Linux-azure-fips Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-fips Ubuntu/fips-updates/bionic 4.15.0-2013.15
Linux-azure-fips Ubuntu/trusty end of standard support
Linux-azure-fips Ubuntu/fips/bionic
Linux-nvidia Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-riscv-6.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-aws-5.0 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-aws-5.0 Ubuntu/esm-infra/bionic superseded by linux-aws-5.3
Linux-aws-5.0 Ubuntu/bionic end of standard support
Linux-azure-5.11 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-hwe-6.11 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oem-5.10 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oem-5.17 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oracle-5.13 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-aws-6.2 Ubuntu/upstream superseded by linux-aws-6.5, was needs-triage
Linux-gcp-6.5 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gke-5.0 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gke-5.0 Ubuntu/bionic end of standard support, was needs-triage
Linux-hwe-6.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-lts-trusty Ubuntu/precise/esm end of life, was needs-triage
Linux-lts-trusty Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-starfive Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-aws-hwe Ubuntu/xenial 4.15.0-1088.93~16.04.1
Linux-aws-hwe Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-5.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-lowlatency-hwe-5.19 Ubuntu/upstream superseded by linux-lowlatency-hwe-6.2, was needs-triage
Linux-azure-5.3 Ubuntu/esm-infra/bionic superseded by linux-azure-5.4
Linux-azure-5.3 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-5.3 Ubuntu/bionic end of standard support
Linux-gcp-edge Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-edge Ubuntu/bionic end of standard support
Linux-gcp-edge Ubuntu/esm-infra/bionic superseded by linux-gcp-5.3
Linux-intel-iotg-5.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-nvidia-lowlatency Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oem-6.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-raspi2 Ubuntu/focal replaced by linux-raspi
Linux-raspi2 Ubuntu/bionic 4.15.0-1074.79
Linux-raspi2 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-raspi2 Ubuntu/xenial 4.4.0-1142.152
Linux-snapdragon Ubuntu/bionic 4.15.0-1091.100
Linux-snapdragon Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-snapdragon Ubuntu/xenial 4.4.0-1146.156
Linux-gcp-6.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gkeop Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-hwe Ubuntu/bionic end of standard support
Linux-hwe Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-hwe Ubuntu/esm-infra/bionic replaced by linux-hwe-5.4
Linux-hwe Ubuntu/xenial 4.15.0-126.129~16.04.1
Linux-riscv Ubuntu/focal superseded by linux-riscv-5.8, was needs-triage
Linux-riscv Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-5.19 Ubuntu/upstream superseded by linux-azure-6.2, was needs-triage
Linux-gke-4.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gke-4.15 Ubuntu/esm-infra/bionic superseded by linux-gke-5.0, was needs-triage
Linux-gke-4.15 Ubuntu/bionic end of standard support, was needs-triage
Linux-gkeop-5.4 Ubuntu/bionic 5.4.0-1005.6
Linux-gkeop-5.4 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-lowlatency-hwe-5.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oem-6.1 Ubuntu/upstream superseded by linux-oem-6.5, was needs-triage
Linux-azure-fde-6.2 Ubuntu/upstream replaced by linux-azure-6.5, was needs-triage
Linux-hwe-6.2 Ubuntu/upstream superseded by linux-hwe-6.5, was needs-triage
Linux-riscv-5.11 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-5.3 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-5.3 Ubuntu/bionic end of standard support
Linux-gcp-5.3 Ubuntu/esm-infra/bionic superseded by linux-gcp-5.4
Linux-hwe-5.4 Ubuntu/bionic 5.4.0-56.62~18.04.1
Linux-hwe-5.4 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-intel-5.13 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oracle Ubuntu/focal 5.4.0-1030.32
Linux-oracle Ubuntu/bionic 4.15.0-1059.65
Linux-oracle Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oracle Ubuntu/xenial 4.15.0-1059.65~16.04.1
Linux-oracle-6.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-xilinx-zynqmp Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure Ubuntu/trusty end of standard support, was needed
Linux-azure Ubuntu/xenial 4.15.0-1100.111~16.04.1
Linux-azure Ubuntu/bionic end of standard support
Linux-azure Ubuntu/focal 5.4.0-1032.33
Linux-azure Ubuntu/trusty/esm 4.15.0-1100.111~14.04.1
Linux-azure Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure Ubuntu/esm-infra/bionic superseded by linux-azure-5.3
Linux-oracle-5.0 Ubuntu/bionic end of standard support
Linux-oracle-5.0 Ubuntu/esm-infra/bionic superseded by linux-oracle-5.3
Linux-oracle-5.0 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oracle-5.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gke-5.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-nvidia-6.2 Ubuntu/upstream superseded by linux-nvidia-6.5, was needs-triage
Linux-riscv-5.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-starfive-5.19 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-5.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-fde Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-fde Ubuntu/focal 5.4.0-1032.33
Linux-raspi-5.4 Ubuntu/bionic 5.4.0-1023.26~18.04.1
Linux-raspi-5.4 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-riscv-6.5 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux Ubuntu/trusty end of standard support, was needed
Linux Ubuntu/xenial 4.4.0-197.229
Linux Ubuntu/bionic 4.15.0-126.129
Linux Ubuntu/trusty/esm end of ESM support, was ignored [ESM criteria, was needed]
Linux Ubuntu/esm-infra-legacy/trusty ESM criteria, was needed
Linux Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux Ubuntu/precise/esm end of life, was needs-triage
Linux Ubuntu/focal 5.4.0-56.62
Linux-gkeop-5.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-lowlatency Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-nvidia-6.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-bluefield Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gke-5.4 Ubuntu/bionic 5.4.0-1030.32~18.04.1
Linux-gke-5.4 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-intel Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-nvidia-tegra-5.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-iot Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-dell300x Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-dell300x Ubuntu/bionic 4.15.0-1007.11
Linux-hwe-5.11 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-nvidia-6.5 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oem-5.6 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oem-5.6 Ubuntu/focal superseded by linux-oem-5.10, was needed
Linux-allwinner Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-5.11 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-5.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-6.11 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-fde-5.19 Ubuntu/upstream superseded by linux-azure-fde-6.2, was needs-triage
Linux-azure-nvidia Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-kvm Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-kvm Ubuntu/xenial 4.4.0-1084.93
Linux-kvm Ubuntu/bionic 4.15.0-1079.81
Linux-kvm Ubuntu/focal 5.4.0-1028.29
Linux-oem-6.11 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-raspi2-5.3 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-raspi2-5.3 Ubuntu/bionic end of standard support, was needed
Linux-riscv-5.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-5.13 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-5.4 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-5.4 Ubuntu/bionic 5.4.0-1030.32~18.04.1
Linux-ibm Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-intel-iotg Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oracle-6.5 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-gcp-5.19 Ubuntu/upstream superseded by linux-gcp-6.2, was needs-triage
Linux-hwe-edge Ubuntu/esm-infra/xenial superseded by linux-hwe
Linux-hwe-edge Ubuntu/bionic end of standard support, was needed
Linux-hwe-edge Ubuntu/esm-infra/bionic superseded by linux-hwe-5.4
Linux-hwe-edge Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-hwe-edge Ubuntu/xenial end of standard support
Linux-ibm-5.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-nvidia-tegra-igx Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oem-5.14 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oracle-5.11 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-aws-5.4 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-aws-5.4 Ubuntu/bionic 5.4.0-1030.31~18.04.1
Linux-aws-6.8 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-aws-fips Ubuntu/fips/focal
Linux-aws-fips Ubuntu/fips-updates/bionic 4.15.0-2031.32
Linux-aws-fips Ubuntu/fips/bionic
Linux-aws-fips Ubuntu/fips-updates/focal 5.4.0-1069.73+fips2
Linux-aws-fips Ubuntu/trusty end of standard support
Linux-aws-fips Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-aws-fips Ubuntu/xenial end of standard support
Linux-hwe-5.15 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oem-5.13 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oracle-5.3 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-oracle-5.3 Ubuntu/esm-infra/bionic superseded by linux-oracle-5.4
Linux-oracle-5.3 Ubuntu/bionic end of standard support
Linux-riscv-5.19 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-azure-6.5 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-hwe-5.13 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70
Linux-lowlatency-hwe-6.2 Ubuntu/upstream superseded by linux-lowlatency-hwe-6.5, was needs-triage
Linux-lowlatency-hwe-6.5 Ubuntu/upstream 5.9~rc7, 4.4.239, 5.4.70