CVE-2021-29266

2021-03-3014:27:58

redhat.com

access.redhat.com

linux

kernel

memory corruption

data confidentiality

data integrity

system availability

cve-2021-29266

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

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

Percentile

12.6%

JSON

A flaw was found in the Linux kernel. An invalid value upon reopening a character device can cause a use-after-free memory corruption. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.