CVE Vulnerability

CVE-2021-3947

A stack-buffer-overflow was found in QEMU in the NVME component. The flaw lies in nvme_changed_nslist() where a malicious guest controlling certain input can read out of bounds memory. A malicious user could use this flaw leading to disclosure of sensitive information.

2.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=2021869 Issue Tracking Patch
https://security.netapp.com/advisory/ntap-20220318-0003/ Third Party Advisory
https://security.gentoo.org/glsa/202208-27 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:6.2.0:rc1:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:6.2.0:rc0:*:*:*:*:*:*
Information

Published : 2022-02-18 06:15

Updated : 2022-10-25 08:16

NVD link : CVE-2021-3947

Mitre link : CVE-2021-3947

Products Affected
No products.
CWE
CWE-125

Out-of-bounds Read