CVE-2021-28952

2021-03-2218:58:41

redhat.com

access.redhat.com

linux

kernel

buffer overflow

cve-2021-28952

soundwire

device driver

data confidentiality

integrity

system availability

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

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

19.0%

JSON

A flaw was found in the Linux kernel. The soundwire device driver has a buffer overflow when an unexpected port ID number is encountered. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.