CVE-2025-58150

HIGH

8.8

Description

Shadow mode tracing code uses a set of per-CPU variables to avoid cumbersome parameter passing. Some of these variables are written to with guest controlled data, of guest controllable size. That size can be larger than the variable, and bounding of the writes was missing.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published1/28/2026

Last Modified2/9/2026

Sourcenvd

Honeypot Sightings0

Affected Products

xen:xen

Weaknesses (CWE)

CWE-787

References

https://xenbits.xenproject.org/xsa/advisory-477.html(security@xen.org)

http://www.openwall.com/lists/oss-security/2026/01/27/1(af854a3a-2127-422b-91ae-364da2661108)

http://xenbits.xen.org/xsa/advisory-477.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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