CVE-2020-12656

Public on 2020-05-05
Modified on 2022-01-10
Description
A flaw was found in the implementation of the Linux kernel’s GSS mechanism registration functionality. During this period, memory allocation was not freed when the module was unloaded, leading to a memory leak. This flaw allows an attacker with the ability to repeat loads and unloads, to cause the system to run out of free memory and crash eventually.
Severity
Low severity
Low
CVSS v3 Base Score
4.4
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Kernel-5.4 Extra kernel 2022-01-20 ALAS2KERNEL-5.4-2022-014 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
NVD CVSSv3 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD CVSSv2 2.1 AV:L/AC:L/Au:N/C:N/I:N/A:P