CVE-2020-14356

A flaw null pointer dereference in the Linux kernel cgroupv2 subsystem in versions before 5.7.10 was found in the way when reboot the system. A local user could use this flaw to crash the system or escalate their privileges on the system.

CVSS v3.0 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://lore.kernel.org/netdev/CAM_iQpUKQJrj8wE+Qa8NGR3P0L+5Uz=qo-O5+k_P60HzTde6aw%40mail.gmail.com/t/	Exploit Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1868453	Issue Tracking Patch Third Party Advisory
https://bugzilla.kernel.org/show_bug.cgi?id=208003	Exploit Issue Tracking Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00047.html	Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.html
https://security.netapp.com/advisory/ntap-20200904-0002/
https://usn.ubuntu.com/4484-1/
https://usn.ubuntu.com/4483-1/
https://usn.ubuntu.com/4526-1/
https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html
https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html
https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:opensuse:leap:15.2:::::::*

Configuration 2 (hide)

cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*

Information

Published : 2020-08-19 15:15

Updated : 2020-11-02 21:15

NVD link : CVE-2020-14356

Mitre link : CVE-2020-14356

JSON object : View

Products Affected

opensuse

leap

redhat

enterprise_linux

linux

linux_kernel

CWE

CWE-476

NULL Pointer Dereference

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