CVE-2022-2590

CVSS V2 None CVSS V3 High 7

Description

A race condition was found in the way the Linux kernel's memory subsystem handled the copy-on-write (COW) breakage of private read-only shared memory mappings. This flaw allows an unprivileged, local user to gain write access to read-only memory mappings, increasing their privileges on the system.

Overview

CVE ID
CVE-2022-2590

Assigner
secalert@redhat.com

Vulnerability Status
Modified

Published Version
2022-08-31T16:15:11

Last Modified Date
2023-02-12T22:15:28

Weakness Enumerations

CWE	URL
CWE-362	http://cwe.mitre.org/data/definitions/362.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:o:linux:linux_kernel::::::::	1	OR	5.16	6.0

CVSS Version 3

Version
3.1

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

Attack Vector
LOCAL

Attack Compatibility
HIGH

Privileges Required
LOW

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
7

Base Severity
HIGH

Exploitability Score
1

Impact Score
5.9

References

Reference URL	Reference Tags
https://lore.kernel.org/linux-mm/20220808073232.8808-1-david@redhat.com/
https://www.openwall.com/lists/oss-security/2022/08/08/1

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2022-2590
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2590

History

Created	Old Value	New Value	Data Type	Notes
2022-08-31 17:00:08				Added to TrackCVE
2023-02-12 23:14:00		2023-02-12T22:15:28	CVE Modified Date	updated
2023-02-12 23:14:00	Analyzed	Modified	Vulnerability Status	updated