Description
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.
References (8)
Scores
CVSS v3
4.4
EPSS
0.0002
EPSS Percentile
5.5%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Details
CWE
CWE-401
CWE-459
Status
published
Products (8)
debian/debian_linux
9.0
debian/debian_linux
10.0
fedoraproject/fedora
35
linux/linux_kernel
5.16 (3 CPE variants)
linux/linux_kernel
< 5.16
oracle/communications_cloud_native_core_binding_support_function
22.1.3
oracle/communications_cloud_native_core_network_exposure_function
22.1.1
oracle/communications_cloud_native_core_policy
22.2.0
Published
Mar 03, 2022
Tracked Since
Feb 18, 2026