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CVE-2021-3501

nvd nist
Published: May 6, 2021Modified: Jun 17, 2026

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7.1
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Exploitability: 1.8 / Impact: 5.2
Source: NVD

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 (18)

Show all products
1 product
Linux Kernel
6 products
Enterprise Linux For Real Time
Virtualization
Virtualization Host
1 product
Fedora
10 products
Cloud Backup
H300s Firmware
H500s Firmware
H700s Firmware
H300e Firmware
H500e Firmware
H700e Firmware
H410s Firmware
H410c Firmware
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Before 5.12
Configuration B
4 vulnerable
Configuration C
1 vulnerable
Vulnerable SoftwareAffected Versions
Version 33
Configuration D
2 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Version 4.0
Version 4.0
Running on/withPlatform Versions
Redhat
Enterprise Linux
Version 8.0
Configuration E
2 vulnerable
Vulnerable SoftwareAffected Versions
All versions
All versions
Configuration F
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
All versions
Running on/withPlatform Versions
Netapp
H300s
All versions
Configuration G
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
All versions
Running on/withPlatform Versions
Netapp
H500s
All versions
Configuration H
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
All versions
Running on/withPlatform Versions
Netapp
H700s
All versions
Configuration I
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
All versions
Running on/withPlatform Versions
Netapp
H300e
All versions
Configuration J
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
All versions
Running on/withPlatform Versions
Netapp
H500e
All versions
Configuration K
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
All versions
Running on/withPlatform Versions
Netapp
H700e
All versions
Configuration L
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
All versions
Running on/withPlatform Versions
Netapp
H410s
All versions
Configuration M
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
All versions
Running on/withPlatform Versions
Netapp
H410c
All versions

References (6)

Source: secalert@redhat.com
Issue TrackingPatchThird Party Advisory
Source: secalert@redhat.com
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingPatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.