A memory leak in the kernel_read_file function in fs/exec.c in the Linux kernel through 4.20.11 allows attackers to cause a denial of service (memory consumption) by triggering vfs_read failures.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade python-perfUpgrade perfUpgrade kernel-toolsUpgrade perf-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-develUpgrade kernelUpgrade kernel-tools-develUpgrade kernel-headersUpgrade python-perf-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfoUpgrade kernel-debuginfo-common-x86_64 | Apr 27, 2020 | Feb 21, 2019 |
| Amazon_linux | — | Upgrade kernel | Apr 1, 2019 | Feb 21, 2019 |
| Centos_linux | — | Upgrade kernelUpgrade kernel-rt | Apr 29, 2020 | Feb 21, 2019 |
| Debian | — | Upgrade linux | Apr 30, 2019 | Feb 21, 2019 |
| Oracle_linux | — | Upgrade kernel-uekUpgrade kernel | Jul 21, 2020 | Feb 18, 2019 |
| Redhat Openshift | — | Upgrade redhat-coreos | Dec 29, 2020 | Feb 21, 2019 |
| Redhat_linux | — | Upgrade kernel-rtNo solution existsUpgrade kernel | Apr 29, 2020 | Feb 21, 2019 |
| Suse | — | Upgrade cluster-md-kmp-defaultUpgrade kernel-default-manUpgrade kernel-default-extraUpgrade kernel-source-azureUpgrade kernel-devel-azureUpgrade dlm-kmp-defaultUpgrade kernel-defaultUpgrade kernel-obs-buildUpgrade kernel-azure-baseUpgrade gfs2-kmp-defaultUpgrade ocfs2-kmp-defaultUpgrade kernel-docs | Apr 1, 2019 | Feb 21, 2019 |
| Ubuntu | — | Upgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-4.18.0-1009-kvmUpgrade linux-image-gkeUpgrade linux-image-generic-lpae-hwe-18.04Upgrade linux-image-4.15.0-1041-azureUpgrade linux-image-4.15.0-47-snapdragonUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-snapdragonUpgrade linux-image-oracleUpgrade linux-image-4.18.0-17-genericUpgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-4.15.0-1033-raspi2Upgrade linux-image-4.15.0-1029-gcpUpgrade linux-image-virtualUpgrade linux-image-4.18.0-1012-awsUpgrade linux-image-generic-hwe-16.04Upgrade linux-image-oemUpgrade linux-image-genericUpgrade linux-image-4.15.0-1031-kvmUpgrade linux-image-virtual-hwe-18.04Upgrade linux-image-4.15.0-1035-oemUpgrade linux-image-raspi2Upgrade linux-image-azureUpgrade linux-image-gcpUpgrade linux-image-generic-lpae-hwe-16.04Upgrade linux-image-4.15.0-1035-awsUpgrade linux-image-4.18.0-1011-raspi2Upgrade linux-image-lowlatencyUpgrade linux-image-4.18.0-17-snapdragonUpgrade linux-image-generic-lpaeUpgrade linux-image-4.18.0-17-generic-lpaeUpgrade linux-image-aws-hweUpgrade linux-image-4.18.0-17-lowlatencyUpgrade linux-image-4.15.0-47-generic-lpaeUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-4.15.0-47-lowlatencyUpgrade linux-image-virtual-hwe-16.04Upgrade linux-image-4.18.0-1014-azureUpgrade linux-image-kvmUpgrade linux-image-4.15.0-47-genericUpgrade linux-image-awsUpgrade linux-image-4.15.0-1010-oracleUpgrade linux-image-4.18.0-1008-gcp | Apr 5, 2019 | Feb 21, 2019 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Feb 21, 2019 |
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