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CVE-2026-62429

vNUMA domain cleanup may race other operations

Published: Jul 28, 2026Updated: Jul 28, 2026 Sources: CVE List NVDCWE-362
6.5MEDIUM
NVD MITRE
EPSS Score
0.2%
Top 85.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Workaround Only
Self-Check
OpenVAS

Description

Accessing the vNUMA configuration data of a guest is still possible when domain destruction has already started. The cleaning up of that configuration information is not synchronized with its retrieval by a device model controlling the guest.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-362

Affected Products

Xen
oss-project·GBaka xapi, qemu
XenOn-prem
Cloud & SaaS / virtualization

Exploitability

Workaround Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://xenbits.xenproject.org/xsa/advisory-502.html
xenbits.xenproject.org
http://www.openwall.com/lists/oss-security/2026/07/28/18
openwall.com
http://xenbits.xen.org/xsa/advisory-502.html
xenbits.xen.org

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