imPC@ndo IT

Tracker / CVE-2021-3501

CVE-2021-3501

High 7.1

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.

Affected products and versions

fedoraproject fedora
linux linux_kernel · … → 5.12
netapp cloud_backup
netapp h300e_firmware
netapp h300s_firmware
netapp h410c_firmware
netapp h410s_firmware
netapp h500e_firmware
netapp h500s_firmware
netapp h700e_firmware
netapp h700s_firmware
netapp solidfire_baseboard_management_controller_firmware
redhat enterprise_linux
redhat enterprise_linux_for_real_time
redhat enterprise_linux_for_real_time_for_nfv
redhat enterprise_linux_for_real_time_for_nfv_tus
redhat enterprise_linux_for_real_time_tus
redhat virtualization
redhat virtualization_host

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References