CVEvulnerability

CVE-2021-3501

7.1 HIGH Published 2021-05-06 Modified 2026-08-05 Official page ↗
Status
Modified
Published
2021-05-06
Last modified
2026-08-05
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.1 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
CVSS 2.0 ([email protected])
3.6 LOW — AV:L/AC:L/Au:N/C:N/I:P/A:P
Weaknesses
CWE-787

Description

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 configurations

• linux linux kernel (< 5.12) • redhat enterprise linux 8.0 • redhat enterprise linux for real time 8 • redhat enterprise linux for real time for nfv 8 • redhat enterprise linux for real time for nfv tus 8.4 • redhat enterprise linux for real time tus 8.4 • fedoraproject fedora 33 • redhat virtualization 4.0 • redhat virtualization host 4.0 • netapp cloud backup • netapp solidfire baseboard management controller firmware • netapp h300s firmware • netapp h500s firmware • netapp h700s firmware • netapp h300e firmware • netapp h500e firmware • netapp h700e firmware • netapp h410s firmware • netapp h410c firmware

Related

Weakness · CWE (1)

  • CWE-787 Out-of-bounds Write weakness

References