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[email protected]NVD:CVE-2020-25670

HistoryMay 26, 2021 - 11:15 a.m.

CVE-2020-25670

2021-05-2611:15:08

CWE-416

[email protected]

web.nvd.nist.gov

linux kernel

refcount leak

use-after-free

privilege escalation

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

21.0%

JSON

A vulnerability was found in Linux Kernel where refcount leak in llcp_sock_bind() causing use-after-free which might lead to privilege escalations.

Affected configurations

Nvd

Node

linuxlinux_kernelRange3.6–4.4.267

linuxlinux_kernelRange4.5–4.9.267

linuxlinux_kernelRange4.10–4.14.231

linuxlinux_kernelRange4.15–4.19.187

linuxlinux_kernelRange4.20–5.4.112

linuxlinux_kernelRange5.5–5.10.30

linuxlinux_kernelRange5.11–5.11.14

Node

fedoraprojectfedoraMatch32

fedoraprojectfedoraMatch33

fedoraprojectfedoraMatch34

Node

netappactive_iq_unified_managerMatch-vsphere

netappcloud_backupMatch-

Node

netappsolidfire_baseboard_management_controller_firmwareMatch-

AND

netappsolidfire_baseboard_management_controllerMatch-

Node

netapph410c_firmwareMatch-

AND

netapph410cMatch-

Node

netapph300s_firmwareMatch-

AND

netapph300sMatch-

Node

netapph500s_firmwareMatch-

AND

netapph500sMatch-

Node

netapph700s_firmwareMatch-

AND

netapph700sMatch-

Node

netapph300e_firmwareMatch-

AND

netapph300eMatch-

Node

netapph500e_firmwareMatch-

AND

netapph500eMatch-

Node

netapph700e_firmwareMatch-

AND

netapph700eMatch-

Node

netapph410s_firmwareMatch-

AND

netapph410sMatch-

Node

debiandebian_linuxMatch9.0

VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
fedoraprojectfedora32cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
fedoraprojectfedora33cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
fedoraprojectfedora34cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
netappactive_iq_unified_manager-cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vsphere:*:*
netappcloud_backup-cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
netappsolidfire_baseboard_management_controller_firmware-cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:*
netappsolidfire_baseboard_management_controller-cpe:2.3:h:netapp:solidfire_baseboard_management_controller:-:*:*:*:*:*:*:*
netapph410c_firmware-cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
netapph410c-cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
linux	linux_kernel	*	cpe:2.3:o:linux:linux_kernel::::::::
fedoraproject	fedora	32	cpe:2.3:o:fedoraproject:fedora:32:::::::*
fedoraproject	fedora	33	cpe:2.3:o:fedoraproject:fedora:33:::::::*
fedoraproject	fedora	34	cpe:2.3:o:fedoraproject:fedora:34:::::::*
netapp	active_iq_unified_manager	-	cpe:2.3:a:netapp:active_iq_unified_manager:-:::::vsphere::
netapp	cloud_backup	-	cpe:2.3:a:netapp:cloud_backup:-:::::::*
netapp	solidfire_baseboard_management_controller_firmware	-	cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:::::::*
netapp	solidfire_baseboard_management_controller	-	cpe:2.3:h:netapp:solidfire_baseboard_management_controller:-:::::::*
netapp	h410c_firmware	-	cpe:2.3:o:netapp:h410c_firmware:-:::::::*
netapp	h410c	-	cpe:2.3:h:netapp:h410c:-:::::::*