CVE-2022-0742

2022-03-1315:14:35

redhat.com

access.redhat.com

linux kernel

icmpv6

memory leak

remote user

system crash

red hat product security

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

EPSS

0.004

Percentile

72.5%

JSON

A memory leak flaw was found in the Linux kernel’s ICMPv6 networking protocol, in the way a user generated malicious ICMPv6 packets. This flaw allows a remote user to crash the system.

Mitigation

Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.