CVE-2025-38469 Affecting linux-virt package, versions <6.12.41-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.02% (4th percentile)

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  • Snyk IDSNYK-MINIMOSLATEST-LINUXVIRT-14082745
  • published21 Nov 2025
  • disclosed28 Jul 2025

Introduced: 28 Jul 2025

CVE-2025-38469  (opens in a new tab)

How to fix?

Upgrade Minimos:latest linux-virt to version 6.12.41-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream linux-virt package and not the linux-virt package as distributed by Minimos. See How to fix? for Minimos:latest relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

KVM: x86/xen: Fix cleanup logic in emulation of Xen schedop poll hypercalls

kvm_xen_schedop_poll does a kmalloc_array() when a VM polls the host for more than one event channel potr (nr_ports > 1).

After the kmalloc_array(), the error paths need to go through the "out" label, but the call to kvm_read_guest_virt() does not.

[Adjusted commit message. - Paolo]

CVSS Base Scores

version 3.1