Security Advisory

CVE-2021-4002

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2022-03-03 21:42:47
Last updated 2024-08-03 17:16:03
Assigner redhat
State PUBLISHED

Description

A memory leak flaw in the Linux kernels hugetlbfs memory usage was found in the way the user maps some regions of memory twice using shmget() which are aligned to PUD alignment with the fault of some of the memory pages. A local user could use this flaw to get unauthorized access to some data.