Mageni Mageni Security LLC

Free and open-source vulnerability scanner

Mageni eases for you the vulnerability scanning, assessment, and management process. It is free and open-source.

Install Now

Available for macOS, Windows, and Linux

App screenshot

CVE-2021-37159

CVE information

Published

2 years ago

Last Modified

3 weeks ago

CVSSv2.0 Severity

Medium

CVSSv3.1 Severity

Medium

Impact Analysis

Share

Description

hso_free_net_device in drivers/net/usb/hso.c in the Linux kernel through 5.13.4 calls unregister_netdev without checking for the NETREG_REGISTERED state, leading to a use-after-free and a double free..

CVSSv2.0 Score

Severity
Medium
Base Score
4.4/10
Exploit Score
3.4/10
Access Vector
Local
Access Complexity
Medium
Authentication Required
None
Impact Score
6.4/10
Confidentiality Impact
Partial
Availability Impact
Partial
Integrity Impact
Partial

CVSSv3.1 Score

Severity
Medium
Base Score
6.4/10
Exploit Score
0.5/10
Access Vector
Physical
Access Complexity
High
Privileges Required
None
Impact Score
5.9/10
Confidentiality Impact
High
Availability Impact
High
Integrity Impact
High
Scope
Unchanged
User Interaction
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:oracle:communications_cloud_native_core_binding_su
  Yes
- -
cpe:2.3:a:oracle:communications_cloud_native_core_policy:22.
  Yes
- -
cpe:2.3:a:oracle:communications_cloud_native_core_network_ex
  Yes
- -

References