A flaw was found in the Linux kernel's implementation of biovecs in versions before 5.9-rc7. A zero-length biovec request issued by the block subsystem could cause the kernel to enter an infinite loop, causing a denial of service. This flaw allows a local attacker with basic privileges to issue requests to a block device, resulting in a denial of service. The highest threat from this vulnerability is to system availability.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade kernel-tools-libs-devel | May 4, 2022 | Oct 6, 2020 |
| Amazon Linux Ami 2 | — | Upgrade kernel-headersUpgrade kernel-debuginfoUpgrade perf-debuginfoUpgrade kernel-develUpgrade kernel-tools-debuginfoUpgrade python-perf-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-debuginfo-common-aarch64Upgrade python-perfUpgrade kernelUpgrade kernel-toolsUpgrade perfUpgrade kernel-tools-devel | Jul 4, 2022 | Oct 6, 2020 |
| Amazon_linux | — | Upgrade kernel | Jul 14, 2023 | Oct 6, 2020 |
| Centos_linux | — | Upgrade kernelUpgrade kernel-rt | Nov 5, 2020 | Oct 6, 2020 |
| Debian | — | Upgrade linux | Sep 28, 2020 | Sep 28, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade python3-perfUpgrade kernel-develUpgrade bpftoolUpgrade kernel-toolsUpgrade perfUpgrade kernel-sourceUpgrade kernel-tools-libsUpgrade kernel-headersUpgrade kernelUpgrade python-perf | Nov 3, 2020 | Oct 6, 2020 |
| Huawei Euleros 2_0_sp9 | — | Upgrade python3-perfUpgrade kernel-toolsUpgrade kernelUpgrade kernel-tools-libs | Nov 3, 2020 | Oct 6, 2020 |
| Oracle_linux | — | Upgrade kernelUpgrade kernel-uek | Nov 23, 2022 | Sep 30, 2020 |
| Redhat Openshift | — | Upgrade redhat-coreos | Mar 12, 2021 | Oct 6, 2020 |
| Redhat_linux | — | Upgrade kernelNo solution existsUpgrade kernel-rt | Nov 5, 2020 | Oct 6, 2020 |
| Suse | — | Upgrade kernel-docsUpgrade kernel-default-extraUpgrade kernel-defaultUpgrade kernel-obs-build | Feb 4, 2021 | Oct 6, 2020 |
| Ubuntu | — | Upgrade linux-image-oem-osp1Upgrade linux-image-oemUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-virtual-hwe-20.04Upgrade linux-image-5.4.0-1026-kvmUpgrade linux-image-kvmUpgrade linux-image-azure-lts-18.04Upgrade linux-image-snapdragonUpgrade linux-image-generic-lpae-hwe-18.04Upgrade linux-image-4.15.0-1074-gkeUpgrade linux-image-aws-hweUpgrade linux-image-5.4.0-51-generic-lpaeUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-raspiUpgrade linux-image-azureUpgrade linux-image-5.4.0-1028-awsUpgrade linux-image-oracle-lts-18.04Upgrade linux-image-4.15.0-1100-azureUpgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-5.6.0-1048-oemUpgrade linux-image-4.15.0-1088-awsUpgrade linux-image-raspi-hwe-18.04Upgrade linux-image-aws-lts-18.04Upgrade linux-image-4.15.0-1074-raspi2Upgrade linux-image-virtual-hwe-18.04Upgrade linux-image-5.4.0-51-lowlatencyUpgrade linux-image-raspi2Upgrade linux-image-5.4.0-1028-gcpUpgrade linux-image-5.4.0-1021-raspiUpgrade linux-image-generic-lpae-hwe-16.04Upgrade linux-image-oem-20.04Upgrade linux-image-4.15.0-1088-gcpUpgrade linux-image-azure-edgeUpgrade linux-image-virtualUpgrade linux-image-generic-lpaeUpgrade linux-image-5.4.0-1028-oracleUpgrade linux-image-gcp-lts-18.04Upgrade linux-image-5.4.0-1031-azureUpgrade linux-image-4.15.0-1079-kvmUpgrade linux-image-4.15.0-1059-oracleUpgrade linux-image-4.15.0-1091-snapdragonUpgrade linux-image-4.15.0-126-generic-lpaeUpgrade linux-image-gkeUpgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-virtual-hwe-16.04Upgrade linux-image-5.4.0-51-genericUpgrade linux-image-4.15.0-126-genericUpgrade linux-image-4.15.0-126-lowlatencyUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-generic-hwe-16.04Upgrade linux-image-genericUpgrade linux-image-4.15.0-1103-oemUpgrade linux-image-oracleUpgrade linux-image-lowlatencyUpgrade linux-image-gke-4.15Upgrade linux-image-awsUpgrade linux-image-gcp | Dec 3, 2020 | Oct 6, 2020 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Oct 6, 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