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High 8.8Published Jan 28, 2026

CVE-2025-58150Shadow mode tracing code uses a set of per-CPU variables to avoid cumbersome parameter passing.

Updated under an hour ago ()

Does this affect you?

It affects xen. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
8.8 HIGH (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness (CWE)
CWE-787
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Not given
NVD analysis
Analyzed
Record last updated
Jun 17, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
xen xen
xen:xen
all versions
NVD

References

  • mitigation, patch, vendor-advisory
  • mailing-list, mitigation, patch, third-party-advisory
  • mailing-list, patch, vendor-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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