CVE-2022-32981

CVSS V2 Medium 4.6 CVSS V3 High 7.8

Description

An issue was discovered in the Linux kernel through 5.18.3 on powerpc 32-bit platforms. There is a buffer overflow in ptrace PEEKUSER and POKEUSER (aka PEEKUSR and POKEUSR) when accessing floating point registers.

Overview

CVE ID
CVE-2022-32981

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2022-06-10T20:15:08

Last Modified Date
2022-06-27T15:35:31

Weakness Enumerations

CWE	URL
CWE-120	http://cwe.mitre.org/data/definitions/120.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:o:linux:linux_kernel::::::::	1	OR		5.18.3
cpe:2.3:o:linux:linux_kernel:5.19:rc1::::::	1	OR

CVSS Version 2

Version
2.0

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

Access Vector
LOCAL

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
4.6

Severity
MEDIUM

Exploitability Score
3.9

Impact Score
6.4

CVSS Version 3

Version
3.1

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

Attack Vector
LOCAL

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
7.8

Base Severity
HIGH

Exploitability Score
1.8

Impact Score
5.9

References

Reference URL	Reference Tags
http://www.openwall.com/lists/oss-security/2022/06/14/3	Exploit Mailing List Patch Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id=8e1278444446fc97778a5e5c99bca1ce0bbc5ec9	Mailing List Patch Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2022-32981
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-32981

History

Created	Old Value	New Value	Data Type	Notes
2022-06-10 21:00:08				Added to TrackCVE