Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In mm/hugetlb, do not call vmaaddreservation when ENOMEM is encountered. sysbot reported a segmentation fault 1 in unmaphugepagerange. This occurs because vmaneedsreservation may return -ENOMEM if allocatefileregionentries fails ...

PT-2024-5438 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the mm/hugetlb module in the Linux kernel, where the function vma needs reservation can return -ENOMEM if allocate file region entries fails to allocate the fil...

kernel: mm/pagewalk.c: walk_hugetlb_range function mishandles holes in hugetlb ranges causing information leak

The walkhugetlbrange function in 'mm/pagewalk.c' file in the Linux kernel from v4.0-rc1 through v4.15-rc1 mishandles holes in hugetlb ranges. This allows local users to obtain sensitive information from uninitialized kernel memory via crafted use of the mincore system call...