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A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and system availability.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade kernel-tools-libs-devel | May 4, 2022 | May 6, 2021 |
| Amazon Linux Ami 2 | — | Upgrade bpftool-debuginfoUpgrade kernel-develUpgrade perfUpgrade python-perfUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-toolsUpgrade bpftoolUpgrade perf-debuginfoUpgrade kernel-tools-develUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-debuginfoUpgrade kernel-headersUpgrade python-perf-debuginfoUpgrade kernel | Jul 4, 2022 | May 6, 2021 |
| Centos_linux | — | Upgrade kernelUpgrade kpatch-patch-4_18_0-305-debuginfoUpgrade kernel-rtUpgrade kpatch-patch-4_18_0-305-debugsourceUpgrade kpatch-patch-4_18_0-305 | Jun 2, 2021 | May 6, 2021 |
| Debian | — | Upgrade linux | Jul 30, 2024 | May 6, 2021 |
| Oracle_linux | — | Upgrade kernel | Jun 3, 2021 | Apr 13, 2021 |
| Redhat_linux | — | Upgrade kernelUpgrade kernel-rt | Jun 2, 2021 | May 6, 2021 |
| Rocky_linux | — | Upgrade bpftool-debuginfoUpgrade perfUpgrade kernel-modules-extraUpgrade kernel-coreUpgrade kernel-debug-develUpgrade kernel-debug-coreUpgrade kernel-debuginfoUpgrade kernel-debug-modules-extraUpgrade perf-debuginfoUpgrade kernel-debug-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-debugUpgrade kernel-headersUpgrade kernel-modulesUpgrade kernel-cross-headersUpgrade kernel-develUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade kernel-tools-libs-develUpgrade python3-perfUpgrade kernel-debuginfo-common-x86_64Upgrade kernelUpgrade kernel-debug-modulesUpgrade bpftoolUpgrade python3-perf-debuginfo | May 5, 2022 | May 6, 2021 |
| Ubuntu | — | Upgrade linux-image-raspi-nolpaeUpgrade linux-image-5.11.0-18-lowlatencyUpgrade linux-image-virtualUpgrade linux-image-gcpUpgrade linux-image-generic-lpaeUpgrade linux-image-lowlatencyUpgrade linux-image-5.11.0-18-genericUpgrade linux-image-generic-64kUpgrade linux-image-genericUpgrade linux-image-oem-20.04bUpgrade linux-image-5.11.0-1008-kvmUpgrade linux-image-5.11.0-18-generic-64kUpgrade linux-image-5.11.0-18-generic-lpaeUpgrade linux-image-5.11.0-1006-azureUpgrade linux-image-5.11.0-1007-oracleUpgrade linux-image-5.11.0-1008-gcpUpgrade linux-image-5.11.0-1008-awsUpgrade linux-image-5.10.0-1029-oemUpgrade linux-image-5.11.0-1009-raspiUpgrade linux-image-oem-20.04Upgrade linux-image-kvmUpgrade linux-image-gkeUpgrade linux-image-oracleUpgrade linux-image-raspiUpgrade linux-image-awsUpgrade linux-image-azureUpgrade linux-image-5.11.0-1009-raspi-nolpae | Jun 3, 2021 | May 6, 2021 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Sep 22, 2025 | May 5, 2021 |
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