CVE-2022-42331

x86: speculative vulnerability in 32bit SYSCALL path Due to an oversight in the very original Spectre/Meltdown security work (XSA-254), one entrypath performs its speculation-safety actions too late. In some configurations, there is an unprotected RET instruction which can be attacked with a variety of speculative attacks.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
http://www.openwall.com/lists/oss-security/2023/03/21/3	Mailing List Third Party Advisory
http://xenbits.xen.org/xsa/advisory-429.html	Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5L6PM4RE7MUE6OWA32ZVOXCP235RM2TM/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/APBMS2Q6746AXAFAITNJMGBNFGNMVLWR/	Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202402-07
https://www.debian.org/security/2023/dsa-5378	Third Party Advisory
https://xenbits.xenproject.org/xsa/advisory-429.txt	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:xen:xen:*:*:*:*:*:*:x86:*

Configuration 2 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:37:::::::*
	cpe:2.3:o:fedoraproject:fedora:38:::::::*

History

No history.

Information

Published : 2023-03-21 13:15

Updated : 2024-02-04 08:15

NVD link : CVE-2022-42331

Mitre link : CVE-2022-42331

CVE.ORG link : CVE-2022-42331

JSON object : View

Products Affected

xen

xen

fedoraproject

fedora

CWE

NVD-CWE-noinfo

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