CVE-2022-33746

P2M pool freeing may take excessively long The P2M pool backing second level address translation for guests may be of significant size. Therefore its freeing may take more time than is reasonable without intermediate preemption checks. Such checking for the need to preempt was so far missing.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.0 / Impact : 4.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
http://www.openwall.com/lists/oss-security/2022/10/11/3	Mailing List Mitigation Patch Third Party Advisory
http://xenbits.xen.org/xsa/advisory-410.html	Mitigation Patch Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TJOMUNGW6VTK5CZZRLWLVVEOUPEQBRHI/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWSC77GS5NATI3TT7FMVPULUPXR635XQ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZVXG7OOOXCX6VIPEMLFDPIPUTFAYWPE/
https://security.gentoo.org/glsa/202402-07
https://www.debian.org/security/2022/dsa-5272	Third Party Advisory
https://xenbits.xenproject.org/xsa/advisory-410.txt	Mitigation Patch Vendor Advisory

Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:35:::::::*
	cpe:2.3:o:fedoraproject:fedora:36:::::::*
	cpe:2.3:o:fedoraproject:fedora:37:::::::*

Configuration 3 (hide)

cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2022-10-11 13:15

Updated : 2024-02-04 08:15

NVD link : CVE-2022-33746

Mitre link : CVE-2022-33746

CVE.ORG link : CVE-2022-33746

JSON object : View

Products Affected

xen

xen

fedoraproject

fedora

debian

debian_linux

CWE

CWE-404

Improper Resource Shutdown or Release

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