CVE Vulnerability

CVE-2021-36144

The polling timer handler in ACRN before 2.5 has a use-after-free for a freed virtio device, related to devicemodel/hw/pci/virtio/*.c.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/projectacrn/acrn-hypervisor/pull/6268/commits/dd88504804e186029f845a166dc5c31695e2cca2 Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:o:linux:acrn:*:*:*:*:*:*:*:*
Information

Published : 2021-07-02 10:15

Updated : 2021-07-08 06:13

NVD link : CVE-2021-36144

Mitre link : CVE-2021-36144

Products Affected

Acrn

Linux

CWE
CWE-416