CVE-2021-4002CWE-459

A memory leak flaw in the Linux kernel's hugetlbfs memory usage was found in the way the user maps some regions of memory twice using shmget() which are…

published March 3, 2022

CVSS
—
EPSS
1%
Percentile
43.0
In the wild
Unconfirmed
What it is

A memory leak flaw in the Linux kernel's 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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00515 · 43.0th percentile
Weakness
CWE-459 · Incomplete Cleanup
Published
2022-03-03T21:42Z
EPSS history
Timeline
  • 03 MAR 21:42Z
    A memory leak flaw in the Linux kernel's hugetlbfs memory usage was found in the way the user maps some regions of memory twice using shmget() which are…
    cvelistv5