CVE-2021-38205

Public on 2021-08-08
Modified on 2021-10-04
Description

A flaw was found in the Linux kernel that allows attackers to defeat an ASLR protection mechanism because it prints a kernel pointer (i.e., the real IOMEM pointer). The highest threat from this vulnerability is to confidentiality.

Severity
Medium
See what this means
CVSS v3 Base Score
3.3
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 kernel 2021-09-30 19:25 ALAS-2021-1539
Amazon Linux 2 microvm-kernel 2023-09-14 04:27 ALAS2MICROVM-KERNEL-4.14-2023-002
Amazon Linux 2 microvm-kernel 2023-09-14 04:27 ALAS2MICROVM-KERNEL-4.14-2023-003
Amazon Linux 2 microvm-kernel 2023-09-14 04:27 ALAS2MICROVM-KERNEL-4.14-2023-002
Amazon Linux 2 microvm-kernel 2023-09-14 04:27 ALAS2MICROVM-KERNEL-4.14-2023-003

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD CVSSv2 2.1 AV:L/AC:L/Au:N/C:N/I:P/A:N
NVD CVSSv3 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N