CVE-2020-27815

Public on 2021-01-25
Modified on 2021-01-26
Description
A flaw was found in the JFS filesystem code. This flaw allows a local attacker with the ability to set extended attributes to panic the system, causing memory corruption or escalating privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Severity
Medium
CVSS v3 Base Score
7.4
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 kernel 2021-01-25 23:09 ALAS2-2021-1588
Amazon Linux 1 kernel 2021-01-26 00:11 ALAS-2021-1477

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv2 6.1 AV:L/AC:L/Au:N/C:P/I:P/A:C
NVD CVSSv3 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H