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[email protected]NVD:CVE-2021-37159

HistoryJul 21, 2021 - 3:16 p.m.

CVE-2021-37159

2021-07-2115:16:20

CWE-415

CWE-416

[email protected]

web.nvd.nist.gov

linux kernel

cve-2021-37159

use-after-free

CVSS2

4.4

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:M/Au:N/C:P/I:P/A:P

CVSS3

6.4

Attack Vector

PHYSICAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

48.4%

JSON

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.

Affected configurations

Nvd

Node

linuxlinux_kernelRange≤5.13.4

Node

debiandebian_linuxMatch9.0

Node

oraclecommunications_cloud_native_core_binding_support_functionMatch22.1.3

oraclecommunications_cloud_native_core_network_exposure_functionMatch22.1.1

oraclecommunications_cloud_native_core_policyMatch22.2.0

VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
oraclecommunications_cloud_native_core_binding_support_function22.1.3cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.3:*:*:*:*:*:*:*
oraclecommunications_cloud_native_core_network_exposure_function22.1.1cpe:2.3:a:oracle:communications_cloud_native_core_network_exposure_function:22.1.1:*:*:*:*:*:*:*
oraclecommunications_cloud_native_core_policy22.2.0cpe:2.3:a:oracle:communications_cloud_native_core_policy:22.2.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
linux	linux_kernel	*	cpe:2.3:o:linux:linux_kernel::::::::
debian	debian_linux	9.0	cpe:2.3:o:debian:debian_linux:9.0:::::::*
oracle	communications_cloud_native_core_binding_support_function	22.1.3	cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.3:::::::*
oracle	communications_cloud_native_core_network_exposure_function	22.1.1	cpe:2.3:a:oracle:communications_cloud_native_core_network_exposure_function:22.1.1:::::::*
oracle	communications_cloud_native_core_policy	22.2.0	cpe:2.3:a:oracle:communications_cloud_native_core_policy:22.2.0:::::::*