A flaw was found in the Linux kernel. A use-after-free memory flaw was found in the perf subsystem allowing a local attacker with permission to monitor perf events to corrupt memory and possibly escalate privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade kernel-tools-libs-devel | May 4, 2022 | Dec 3, 2020 |
| Amazon Linux Ami 2 | — | Upgrade kernel-debuginfoUpgrade python-perfUpgrade perfUpgrade perf-debuginfoUpgrade kernel-tools-develUpgrade python-perf-debuginfoUpgrade kernel-headersUpgrade kernelUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-debuginfo-common-aarch64Upgrade kernel-develUpgrade kernel-tools-debuginfoUpgrade kernel-livepatch-4.14.209-160.335Upgrade kernel-tools | Dec 10, 2020 | Dec 3, 2020 |
| Amazon_linux | — | Upgrade kernel | Dec 19, 2020 | Nov 3, 2020 |
| Centos_linux | — | Upgrade kernelUpgrade kernel-rt | Feb 17, 2021 | Dec 3, 2020 |
| Debian | — | Upgrade linux | Dec 7, 2020 | Dec 3, 2020 |
| Huawei Euleros 2_0_sp2 | — | Upgrade kernel-toolsUpgrade perfUpgrade python-perfUpgrade kernelUpgrade kernel-tools-libsUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-develUpgrade kernel-debugUpgrade kernel-debuginfoUpgrade kernel-headersUpgrade kernel-debug-devel | Feb 22, 2021 | Dec 3, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade python-perfUpgrade kernel-headersUpgrade kernelUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade kernel-debuginfo-common-x86_64Upgrade perfUpgrade kernel-develUpgrade kernel-debuginfo | Jan 20, 2021 | Dec 3, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade perfUpgrade kernel-headersUpgrade kernelUpgrade python-perfUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade kernel-devel | Feb 3, 2021 | Dec 3, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade perfUpgrade kernel-toolsUpgrade python3-perfUpgrade kernelUpgrade kernel-develUpgrade python-perfUpgrade kernel-tools-libsUpgrade kernel-headersUpgrade kernel-sourceUpgrade bpftool | Nov 3, 2020 | Nov 2, 2020 |
| Huawei Euleros 2_0_sp9 | — | Upgrade kernel-toolsUpgrade kernelUpgrade kernel-tools-libsUpgrade python3-perf | Jan 5, 2021 | Dec 3, 2020 |
| Oracle_linux | — | Upgrade kernelUpgrade kernel-uek | Jan 8, 2021 | Nov 6, 2020 |
| Redhat Openshift | — | Upgrade redhat-coreos | Mar 12, 2021 | Dec 3, 2020 |
| Redhat_linux | — | Upgrade kernelNo solution existsUpgrade kernel-rt | Feb 17, 2021 | Dec 3, 2020 |
| Suse | — | Upgrade kernel-default-extraUpgrade kernel-docsUpgrade kernel-obs-buildUpgrade kernel-default | Nov 14, 2020 | Nov 3, 2020 |
| Ubuntu | — | Upgrade linux-image-4.4.0-1118-awsUpgrade linux-image-4.15.0-1079-kvmUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-4.4.0-197-powerpc-smpUpgrade linux-image-4.4.0-1082-awsUpgrade linux-image-azure-lts-18.04Upgrade linux-image-oem-20.04Upgrade linux-image-lowlatencyUpgrade linux-image-azure-edgeUpgrade linux-image-oem-osp1Upgrade linux-image-virtual-hwe-16.04Upgrade linux-image-gcp-lts-18.04Upgrade linux-image-4.15.0-1088-gcpUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-generic-lts-xenialUpgrade linux-image-4.4.0-1084-kvmUpgrade linux-image-5.4.0-56-generic-lpaeUpgrade linux-image-5.8.0-31-generic-64kUpgrade linux-image-5.4.0-1030-oracleUpgrade linux-image-gcpUpgrade linux-image-5.4.0-1032-azureUpgrade linux-image-4.15.0-1103-oemUpgrade linux-image-5.8.0-1014-awsUpgrade linux-image-4.4.0-197-powerpc64-embUpgrade linux-image-azureUpgrade linux-image-5.4.0-1030-awsUpgrade linux-image-generic-64kUpgrade linux-image-4.15.0-1074-gkeUpgrade linux-image-4.4.0-197-lowlatencyUpgrade linux-image-powerpc64-emb-lts-xenialUpgrade linux-image-genericUpgrade linux-image-5.4.0-1023-raspiUpgrade linux-image-raspi2Upgrade linux-image-generic-lpae-hwe-18.04Upgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-gkeUpgrade linux-image-snapdragonUpgrade linux-image-powerpc64-embUpgrade linux-image-5.8.0-31-genericUpgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-4.15.0-1059-oracleUpgrade linux-image-5.6.0-1053-oemUpgrade linux-image-4.15.0-1088-awsUpgrade linux-image-powerpc-smpUpgrade linux-image-4.4.0-197-genericUpgrade linux-image-4.4.0-197-powerpc64-smpUpgrade linux-image-5.8.0-1008-raspi-nolpaeUpgrade linux-image-virtualUpgrade linux-image-generic-lpaeUpgrade linux-image-oemUpgrade linux-image-5.8.0-1013-azureUpgrade linux-image-powerpc-smp-lts-xenialUpgrade linux-image-5.8.0-1011-kvmUpgrade linux-image-aws-lts-18.04Upgrade linux-image-virtual-hwe-18.04Upgrade linux-image-virtual-lts-xenialUpgrade linux-image-powerpc-e500mc-lts-xenialUpgrade linux-image-gke-4.15Upgrade linux-image-5.4.0-56-lowlatencyUpgrade linux-image-awsUpgrade linux-image-5.4.0-1030-gcpUpgrade linux-image-4.4.0-1142-raspi2Upgrade linux-image-4.15.0-1100-azureUpgrade linux-image-5.8.0-1012-gcpUpgrade linux-image-5.8.0-1011-oracleUpgrade linux-image-4.15.0-126-lowlatencyUpgrade linux-image-5.8.0-31-lowlatencyUpgrade linux-image-4.4.0-197-powerpc-e500mcUpgrade linux-image-4.4.0-197-generic-lpaeUpgrade linux-image-generic-hwe-16.04Upgrade linux-image-4.4.0-1146-snapdragonUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-4.15.0-126-generic-lpaeUpgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-raspi-hwe-18.04Upgrade linux-image-5.4.0-1028-kvmUpgrade linux-image-5.8.0-1008-raspiUpgrade linux-image-4.15.0-126-genericUpgrade linux-image-4.15.0-1091-snapdragonUpgrade linux-image-5.4.0-56-genericUpgrade linux-image-aws-hweUpgrade linux-image-oracle-lts-18.04Upgrade linux-image-kvmUpgrade linux-image-generic-lpae-hwe-16.04Upgrade linux-image-oracleUpgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-generic-hwe-20.04Upgrade linux-image-5.8.0-31-generic-lpaeUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-4.15.0-1074-raspi2Upgrade linux-image-powerpc64-smpUpgrade linux-image-generic-lpae-lts-xenialUpgrade linux-image-powerpc64-smp-lts-xenialUpgrade linux-image-raspiUpgrade linux-image-powerpc-e500mcUpgrade linux-image-raspi-nolpae | Dec 2, 2020 | Nov 3, 2020 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Dec 3, 2020 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub