CVE-2025-58150
x86: buffer overrun with shadow paging + tracing
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 8.8EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
28 Jan 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected products
Xen · XenWant to know if your infrastructure is exposed to this?
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